From 0faf0ff565f8758324c5c8e0268f1ebf8a487f56 Mon Sep 17 00:00:00 2001
From: Samir Noir <samir.noir@inria.fr>
Date: Thu, 30 Jan 2020 17:08:46 +0100
Subject: [PATCH] add software/standard-environment field

---
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-1.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-10.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-11.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-12.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-13.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-14.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-15.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-16.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-17.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-18.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-19.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-2.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-20.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-21.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-22.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-23.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-24.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-25.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-26.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-27.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-28.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-29.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-3.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-30.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-31.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-32.json  | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-4.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-5.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-6.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-7.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-8.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-9.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json | 3 +++
 data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json | 3 +++
 data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json | 3 +++
 data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json | 3 +++
 data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-1.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-2.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-3.json   | 3 +++
 data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-4.json   | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-1.json | 3 +++
 .../sites/lille/clusters/chetemi/nodes/chetemi-10.json         | 3 +++
 .../sites/lille/clusters/chetemi/nodes/chetemi-11.json         | 3 +++
 .../sites/lille/clusters/chetemi/nodes/chetemi-12.json         | 3 +++
 .../sites/lille/clusters/chetemi/nodes/chetemi-13.json         | 3 +++
 .../sites/lille/clusters/chetemi/nodes/chetemi-14.json         | 3 +++
 .../sites/lille/clusters/chetemi/nodes/chetemi-15.json         | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-2.json | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-3.json | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-4.json | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-5.json | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-6.json | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-7.json | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-8.json | 3 +++
 .../grid5000/sites/lille/clusters/chetemi/nodes/chetemi-9.json | 3 +++
 .../grid5000/sites/lille/clusters/chiclet/nodes/chiclet-1.json | 3 +++
 .../grid5000/sites/lille/clusters/chiclet/nodes/chiclet-2.json | 3 +++
 .../grid5000/sites/lille/clusters/chiclet/nodes/chiclet-3.json | 3 +++
 .../grid5000/sites/lille/clusters/chiclet/nodes/chiclet-4.json | 3 +++
 .../grid5000/sites/lille/clusters/chiclet/nodes/chiclet-5.json | 3 +++
 .../grid5000/sites/lille/clusters/chiclet/nodes/chiclet-6.json | 3 +++
 .../grid5000/sites/lille/clusters/chiclet/nodes/chiclet-7.json | 3 +++
 .../grid5000/sites/lille/clusters/chiclet/nodes/chiclet-8.json | 3 +++
 .../sites/lille/clusters/chifflet/nodes/chifflet-1.json        | 3 +++
 .../sites/lille/clusters/chifflet/nodes/chifflet-2.json        | 3 +++
 .../sites/lille/clusters/chifflet/nodes/chifflet-3.json        | 3 +++
 .../sites/lille/clusters/chifflet/nodes/chifflet-4.json        | 3 +++
 .../sites/lille/clusters/chifflet/nodes/chifflet-5.json        | 3 +++
 .../sites/lille/clusters/chifflet/nodes/chifflet-6.json        | 3 +++
 .../sites/lille/clusters/chifflet/nodes/chifflet-7.json        | 3 +++
 .../sites/lille/clusters/chifflet/nodes/chifflet-8.json        | 3 +++
 .../sites/lille/clusters/chifflot/nodes/chifflot-1.json        | 3 +++
 .../sites/lille/clusters/chifflot/nodes/chifflot-2.json        | 3 +++
 .../sites/lille/clusters/chifflot/nodes/chifflot-3.json        | 3 +++
 .../sites/lille/clusters/chifflot/nodes/chifflot-4.json        | 3 +++
 .../sites/lille/clusters/chifflot/nodes/chifflot-5.json        | 3 +++
 .../sites/lille/clusters/chifflot/nodes/chifflot-6.json        | 3 +++
 .../sites/lille/clusters/chifflot/nodes/chifflot-7.json        | 3 +++
 .../sites/lille/clusters/chifflot/nodes/chifflot-8.json        | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-12.json    | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-15.json    | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-16.json    | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-18.json    | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-2.json     | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-20.json    | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-21.json    | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-3.json     | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-4.json     | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-6.json     | 3 +++
 .../sites/luxembourg/clusters/granduc/nodes/granduc-9.json     | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-1.json   | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-10.json  | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-11.json  | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-13.json  | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-14.json  | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-15.json  | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-16.json  | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-2.json   | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-3.json   | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-4.json   | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-5.json   | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-6.json   | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-7.json   | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-8.json   | 3 +++
 .../luxembourg/clusters/petitprince/nodes/petitprince-9.json   | 3 +++
 data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json   | 3 +++
 data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json   | 3 +++
 data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json | 3 +++
 data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json | 3 +++
 data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json | 3 +++
 data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-1.json       | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-10.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-11.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-12.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-13.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-14.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-15.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-16.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-17.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-18.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-19.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-2.json       | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-20.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-21.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-22.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-23.json      | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-3.json       | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-4.json       | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-5.json       | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-6.json       | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-7.json       | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-8.json       | 3 +++
 data/grid5000/sites/lyon/clusters/nova/nodes/nova-9.json       | 3 +++
 data/grid5000/sites/lyon/clusters/orion/nodes/orion-1.json     | 3 +++
 data/grid5000/sites/lyon/clusters/orion/nodes/orion-2.json     | 3 +++
 data/grid5000/sites/lyon/clusters/orion/nodes/orion-3.json     | 3 +++
 data/grid5000/sites/lyon/clusters/orion/nodes/orion-4.json     | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-1.json     | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-11.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-12.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-13.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-14.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-15.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-16.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-17.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-18.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-19.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-2.json     | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-20.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-24.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-27.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-29.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-3.json     | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-30.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-31.json    | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-4.json     | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-5.json     | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-6.json     | 3 +++
 .../sites/lyon/clusters/sagittaire/nodes/sagittaire-7.json     | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-1.json   | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json  | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-11.json  | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-12.json  | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-13.json  | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json  | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-15.json  | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-2.json   | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-3.json   | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-4.json   | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-5.json   | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-6.json   | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-7.json   | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-8.json   | 3 +++
 data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-9.json   | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-1.json        | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-10.json       | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-11.json       | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-12.json       | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-13.json       | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-2.json        | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-3.json        | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-4.json        | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-5.json        | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-6.json        | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-7.json        | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-8.json        | 3 +++
 .../sites/nancy/clusters/graffiti/nodes/graffiti-9.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-1.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-10.json       | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-11.json       | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-12.json       | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-13.json       | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-14.json       | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-15.json       | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-16.json       | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-2.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-3.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-4.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-5.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-6.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-7.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-8.json        | 3 +++
 .../sites/nancy/clusters/graoully/nodes/graoully-9.json        | 3 +++
 .../sites/nancy/clusters/graphique/nodes/graphique-1.json      | 3 +++
 .../sites/nancy/clusters/graphique/nodes/graphique-2.json      | 3 +++
 .../sites/nancy/clusters/graphique/nodes/graphique-3.json      | 3 +++
 .../sites/nancy/clusters/graphique/nodes/graphique-4.json      | 3 +++
 .../sites/nancy/clusters/graphique/nodes/graphique-5.json      | 3 +++
 .../sites/nancy/clusters/graphique/nodes/graphique-6.json      | 3 +++
 .../sites/nancy/clusters/graphite/nodes/graphite-1.json        | 3 +++
 .../sites/nancy/clusters/graphite/nodes/graphite-2.json        | 3 +++
 .../sites/nancy/clusters/graphite/nodes/graphite-3.json        | 3 +++
 .../sites/nancy/clusters/graphite/nodes/graphite-4.json        | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-1.json  | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-10.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-11.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-12.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-13.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-14.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-15.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-16.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-17.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-18.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-19.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-2.json  | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-20.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-21.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-22.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-23.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-24.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-25.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-26.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-27.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-28.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-29.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-3.json  | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-30.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-31.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-32.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-33.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-34.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-35.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-36.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-37.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-38.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-39.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-4.json  | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-40.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-41.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-42.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-43.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-44.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-45.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-46.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-47.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-48.json | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-5.json  | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-6.json  | 3 +++
 data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-7.json  | 3 +++
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 data/grid5000/sites/sophia/clusters/suno/nodes/suno-45.json    | 3 +++
 data/grid5000/sites/sophia/clusters/suno/nodes/suno-5.json     | 3 +++
 data/grid5000/sites/sophia/clusters/suno/nodes/suno-6.json     | 3 +++
 data/grid5000/sites/sophia/clusters/suno/nodes/suno-7.json     | 3 +++
 data/grid5000/sites/sophia/clusters/suno/nodes/suno-8.json     | 3 +++
 data/grid5000/sites/sophia/clusters/suno/nodes/suno-9.json     | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json       | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json       | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json       | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json       | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json      | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json       | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json       | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json       | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json       | 3 +++
 data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json       | 3 +++
 input/grid5000/sites/grenoble/clusters/dahu/dahu.yaml          | 2 ++
 input/grid5000/sites/grenoble/clusters/troll/troll.yaml        | 2 ++
 input/grid5000/sites/grenoble/clusters/yeti/yeti.yaml          | 2 ++
 input/grid5000/sites/lille/clusters/chetemi/chetemi.yaml       | 2 ++
 input/grid5000/sites/lille/clusters/chiclet/chiclet.yaml       | 2 ++
 input/grid5000/sites/lille/clusters/chifflet/chifflet.yaml     | 2 ++
 input/grid5000/sites/lille/clusters/chifflot/chifflot.yaml     | 2 ++
 input/grid5000/sites/luxembourg/clusters/granduc/granduc.yaml  | 2 ++
 .../sites/luxembourg/clusters/petitprince/petitprince.yaml     | 2 ++
 input/grid5000/sites/lyon/clusters/gemini/gemini.yaml          | 2 ++
 input/grid5000/sites/lyon/clusters/hercule/hercule.yaml        | 2 ++
 input/grid5000/sites/lyon/clusters/nova/nova.yaml              | 2 ++
 input/grid5000/sites/lyon/clusters/orion/orion.yaml            | 2 ++
 input/grid5000/sites/lyon/clusters/sagittaire/sagittaire.yaml  | 2 ++
 input/grid5000/sites/lyon/clusters/taurus/taurus.yaml          | 2 ++
 input/grid5000/sites/nancy/clusters/graffiti/graffiti.yaml     | 2 ++
 input/grid5000/sites/nancy/clusters/graoully/graoully.yaml     | 2 ++
 input/grid5000/sites/nancy/clusters/graphique/graphique.yaml   | 2 ++
 input/grid5000/sites/nancy/clusters/graphite/graphite.yaml     | 2 ++
 input/grid5000/sites/nancy/clusters/grcinq/grcinq.yaml         | 2 ++
 input/grid5000/sites/nancy/clusters/grele/grele.yaml           | 2 ++
 input/grid5000/sites/nancy/clusters/grimani/grimani.yaml       | 2 ++
 input/grid5000/sites/nancy/clusters/grimoire/grimoire.yaml     | 2 ++
 input/grid5000/sites/nancy/clusters/grisou/grisou.yaml         | 2 ++
 input/grid5000/sites/nancy/clusters/gros/gros.yaml             | 2 ++
 input/grid5000/sites/nancy/clusters/grue/grue.yaml             | 2 ++
 input/grid5000/sites/nancy/clusters/grvingt/grvingt.yaml       | 2 ++
 input/grid5000/sites/nantes/clusters/econome/econome.yaml      | 2 ++
 input/grid5000/sites/nantes/clusters/ecotype/ecotype.yaml      | 2 ++
 input/grid5000/sites/rennes/clusters/paranoia/paranoia.yaml    | 2 ++
 input/grid5000/sites/rennes/clusters/parapide/parapide.yaml    | 2 ++
 input/grid5000/sites/rennes/clusters/parapluie/parapluie.yaml  | 2 ++
 input/grid5000/sites/rennes/clusters/parasilo/parasilo.yaml    | 2 ++
 input/grid5000/sites/rennes/clusters/paravance/paravance.yaml  | 2 ++
 input/grid5000/sites/sophia/clusters/suno/suno.yaml            | 2 ++
 input/grid5000/sites/sophia/clusters/uvb/uvb.yaml              | 2 ++
 lib/refrepo/valid/input/schemas/schema-node.yaml               | 2 ++
 875 files changed, 2588 insertions(+)

diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-1.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-1.json
index b20fd9421a6..e3e3749fc3d 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-1.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-1.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010aad7",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-10.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-10.json
index fc8ef86b1d5..aa9315ff968 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-10.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-10.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a9a6",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-11.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-11.json
index 88baad6f8c4..cc31a68b262 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-11.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-11.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a99c",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-12.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-12.json
index f310c2a5dc4..a3ff5447d2d 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-12.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-12.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a9b7",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-13.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-13.json
index 59676253f78..b43df31dc13 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-13.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-13.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010aadc",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-14.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-14.json
index 864f14974a5..109c31eb811 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-14.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-14.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010aade",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-15.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-15.json
index 6fa5d107ce2..c150e34e6a9 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-15.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-15.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010aae0",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-16.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-16.json
index e9106e4a51c..f2655e5a84c 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-16.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-16.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010aadf",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-17.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-17.json
index 5b1464f4bd2..b8a105dce84 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-17.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-17.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a94d",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-18.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-18.json
index e7d0ba7c392..1d4900347b9 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-18.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-18.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a966",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-19.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-19.json
index f842661f307..0ede9a03176 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-19.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-19.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a958",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-2.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-2.json
index 1c5c9344709..5ffaf278feb 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-2.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-2.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010aad8",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-20.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-20.json
index 32daf3b593d..fa99893069a 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-20.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-20.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a918",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-21.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-21.json
index 42630926e23..1634a4e2317 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-21.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-21.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a894",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-22.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-22.json
index d7309b7e291..c0e063f3d68 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-22.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-22.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a824",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-23.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-23.json
index 8863177da53..5417493643a 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-23.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-23.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a96e",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-24.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-24.json
index 2c58b5ab20d..c17ae871ad4 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-24.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-24.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a82d",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-25.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-25.json
index db410ff61bd..75c6298a05d 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-25.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-25.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a9ac",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-26.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-26.json
index 3d180b6a67a..291dc44be9c 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-26.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-26.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a9ad",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-27.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-27.json
index 2dd6cbe7319..9c2fab5a0f1 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-27.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-27.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a980",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-28.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-28.json
index dafa674c749..903f0930fab 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-28.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-28.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c406e9a4a",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-29.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-29.json
index 9576fa6c714..a5916408414 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-29.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-29.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a98f",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-3.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-3.json
index 559abe1286c..d4d3831fa2b 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-3.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-3.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010aae1",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-30.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-30.json
index f331dd782e0..ac4b1aa8121 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-30.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-30.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a97a",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-31.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-31.json
index c544b5d09c7..6a2b92634b5 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-31.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-31.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a991",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-32.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-32.json
index 92e1af818a4..3dfdeb9939f 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-32.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-32.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a988",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-4.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-4.json
index 4fbe9be6207..f1bfdd2013d 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-4.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-4.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010aad9",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-5.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-5.json
index e283fc9060f..50692adafcf 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-5.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-5.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a8d9",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-6.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-6.json
index 540a2c31dc4..f5638d9b02e 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-6.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-6.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a89a",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-7.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-7.json
index 7d20f1012a3..31dfd9f4712 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-7.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-7.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a8a5",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-8.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-8.json
index 5e353fd905f..2d416dcea5b 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-8.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-8.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a8e3",
diff --git a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-9.json b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-9.json
index d0dceaa688f..663bb2e293e 100644
--- a/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-9.json
+++ b/data/grid5000/sites/grenoble/clusters/dahu/nodes/dahu-9.json
@@ -144,6 +144,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c0010a4a0",
diff --git a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json
index cf5dcf3f7bb..541dfc86396 100644
--- a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json
@@ -164,6 +164,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075122febd94",
diff --git a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json
index 325e85e5eb7..3a1a0ea57ab 100644
--- a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json
@@ -164,6 +164,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075122feba5f",
diff --git a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json
index a5c6e7636ec..808f64edc2d 100644
--- a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json
@@ -164,6 +164,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075122fea331",
diff --git a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json
index 2db124aa631..e16c3add247 100644
--- a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json
@@ -164,6 +164,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075122feba61",
diff --git a/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-1.json b/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-1.json
index 4ffecd4dafa..d470f37de6a 100644
--- a/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-1.json
+++ b/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-1.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414de1d705",
diff --git a/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-2.json b/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-2.json
index f68d9de15a2..be4142e9852 100644
--- a/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-2.json
+++ b/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-2.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414de16d7a",
diff --git a/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-3.json b/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-3.json
index 30aeb15c803..7597219cd67 100644
--- a/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-3.json
+++ b/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-3.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e4150a22f9b",
diff --git a/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-4.json b/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-4.json
index 2162847661d..fb3bd19355e 100644
--- a/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-4.json
+++ b/data/grid5000/sites/grenoble/clusters/yeti/nodes/yeti-4.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414de0fa6e",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-1.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-1.json
index 07179d4d336..af9d0fb17b5 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-1.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-1.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982c0d57",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-10.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-10.json
index 0df97e1baaa..23e71b920ac 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-10.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-10.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b82062b7",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-11.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-11.json
index 9f5bf735478..975f5db06c9 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-11.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-11.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982c34cb",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-12.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-12.json
index 435652466a8..08a2d97c34a 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-12.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-12.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982bddd7",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-13.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-13.json
index 497800fa88f..277afcf13cb 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-13.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-13.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982c2d9b",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-14.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-14.json
index a1d79436987..4cc39731b10 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-14.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-14.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982bcd6f",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-15.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-15.json
index 576f7fadd9c..4749c1d983c 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-15.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-15.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982ba8e7",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-2.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-2.json
index 2c424577747..fd93e81e79e 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-2.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-2.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982bb667",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-3.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-3.json
index 8c5561c8971..d279bb6ac99 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-3.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-3.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982bfd7f",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-4.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-4.json
index e629d27cc1b..b73e669beb4 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-4.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-4.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982be717",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-5.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-5.json
index 451321d8d79..cec75fa4a7c 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-5.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-5.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982c226b",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-6.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-6.json
index bddd6103043..f818332b89d 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-6.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-6.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982bcfff",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-7.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-7.json
index a0c041fcd62..1d8a39dbf55 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-7.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-7.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982bdacf",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-8.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-8.json
index 83f17caf89d..f6e2255ac1f 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-8.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-8.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982c043b",
diff --git a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-9.json b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-9.json
index d0be29ad62a..bafd914070e 100644
--- a/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-9.json
+++ b/data/grid5000/sites/lille/clusters/chetemi/nodes/chetemi-9.json
@@ -192,6 +192,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500982c0de7",
diff --git a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-1.json b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-1.json
index bad97c0e61f..abe83308043 100644
--- a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-1.json
+++ b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-1.json
@@ -222,6 +222,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x58ce38ee2035dde9",
diff --git a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-2.json b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-2.json
index 22cb2015fff..643084fd4ac 100644
--- a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-2.json
+++ b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-2.json
@@ -222,6 +222,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x58ce38ee2035d47d",
diff --git a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-3.json b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-3.json
index fe3907fb104..ddbd53e92cc 100644
--- a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-3.json
+++ b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-3.json
@@ -222,6 +222,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x58ce38ee2035d489",
diff --git a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-4.json b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-4.json
index 63ae8438d40..a0bf8e36ee8 100644
--- a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-4.json
+++ b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-4.json
@@ -222,6 +222,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x58ce38ee2035dded",
diff --git a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-5.json b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-5.json
index c4fe221c908..7292ecec63c 100644
--- a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-5.json
+++ b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-5.json
@@ -222,6 +222,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x58ce38ee2035d491",
diff --git a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-6.json b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-6.json
index 4479a44f183..3d1d880793e 100644
--- a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-6.json
+++ b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-6.json
@@ -222,6 +222,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x58ce38ee2035d435",
diff --git a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-7.json b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-7.json
index 2048c07ef90..8f3b0639319 100644
--- a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-7.json
+++ b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-7.json
@@ -222,6 +222,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x58ce38ee2035d479",
diff --git a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-8.json b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-8.json
index b90f6ea26a2..9e3ebb0b3e5 100644
--- a/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-8.json
+++ b/data/grid5000/sites/lille/clusters/chiclet/nodes/chiclet-8.json
@@ -222,6 +222,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x58ce38ee2035d42d",
diff --git a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-1.json b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-1.json
index 644ca388216..b7f9346bd2c 100644
--- a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-1.json
+++ b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-1.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500003973c8a1a8d",
diff --git a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-2.json b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-2.json
index da5f4a8bbdb..4adc2b87479 100644
--- a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-2.json
+++ b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-2.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500003973c8a1a75",
diff --git a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-3.json b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-3.json
index f86b14b5fa5..3cf32cb5df3 100644
--- a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-3.json
+++ b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-3.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500003973c8a1ab5",
diff --git a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-4.json b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-4.json
index d77b917ffd7..cb559dd295c 100644
--- a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-4.json
+++ b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-4.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500003973c8a68ad",
diff --git a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-5.json b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-5.json
index 98b09fd5ab2..41c5418d57e 100644
--- a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-5.json
+++ b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-5.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500003973c8a1ac1",
diff --git a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-6.json b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-6.json
index 83e761932f8..49d890b0ed1 100644
--- a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-6.json
+++ b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-6.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500003973c8a1a79",
diff --git a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-7.json b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-7.json
index cfe1ebc732a..b537bdbc43d 100644
--- a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-7.json
+++ b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-7.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500003973c8a6891",
diff --git a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-8.json b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-8.json
index 8948cb670b9..0ca0513c880 100644
--- a/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-8.json
+++ b/data/grid5000/sites/lille/clusters/chifflet/nodes/chifflet-8.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500003973c8a1a7d",
diff --git a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-1.json b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-1.json
index 88fcbe9a1ac..4e59225428a 100644
--- a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-1.json
+++ b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-1.json
@@ -242,6 +242,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414f2b2e47",
diff --git a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-2.json b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-2.json
index 663a77e0302..3b077cce076 100644
--- a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-2.json
+++ b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-2.json
@@ -242,6 +242,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414f2be265",
diff --git a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-3.json b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-3.json
index 914aca1af66..76a684f6d8d 100644
--- a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-3.json
+++ b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-3.json
@@ -242,6 +242,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414f2be251",
diff --git a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-4.json b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-4.json
index 2fced2107b4..89d843e92f4 100644
--- a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-4.json
+++ b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-4.json
@@ -242,6 +242,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414f2b2e81",
diff --git a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-5.json b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-5.json
index d64b66be9d6..a891aff2554 100644
--- a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-5.json
+++ b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-5.json
@@ -242,6 +242,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414f2b2e20",
diff --git a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-6.json b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-6.json
index 5e9f6350c95..4262308e3fe 100644
--- a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-6.json
+++ b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-6.json
@@ -242,6 +242,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414f2b534b",
diff --git a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-7.json b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-7.json
index 88814b5f9a2..84ce5771f86 100644
--- a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-7.json
+++ b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-7.json
@@ -242,6 +242,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414f2b4d45",
diff --git a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-8.json b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-8.json
index 68cdc6e31bc..81d0d36948c 100644
--- a/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-8.json
+++ b/data/grid5000/sites/lille/clusters/chifflot/nodes/chifflot-8.json
@@ -242,6 +242,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x55cd2e414f2b4d44",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-12.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-12.json
index c953f3bdb1f..42c970a04bf 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-12.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-12.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500078e4947",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-15.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-15.json
index f815317cfd0..25bcbf5fcc8 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-15.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-15.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500078e6fc7",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-16.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-16.json
index 38f9279e78e..632a9cf891c 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-16.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-16.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500078ea163",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-18.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-18.json
index 54b8f07cbe7..acb2a6fac94 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-18.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-18.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5000ec6bd07",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-2.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-2.json
index 778715150d6..aeaa7f74d35 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-2.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-2.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50007389fb3",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-20.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-20.json
index 027f44bc836..3ac4b1bb1ef 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-20.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-20.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500078e7303",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-21.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-21.json
index 7ed83019492..1cb9d2a7722 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-21.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-21.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5000ec2f6fb",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-3.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-3.json
index a4e6b6302c9..bd89a834df2 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-3.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-3.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5000ec50793",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-4.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-4.json
index f9120920b01..c20ddc1bf02 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-4.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-4.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5000ec6d903",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-6.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-6.json
index dd0905b3143..73d170a983b 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-6.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-6.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5000ec6e277",
diff --git a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-9.json b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-9.json
index fe9005d0126..d35a346bd5c 100644
--- a/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-9.json
+++ b/data/grid5000/sites/luxembourg/clusters/granduc/nodes/granduc-9.json
@@ -186,6 +186,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5000ec6d79f",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-1.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-1.json
index 08316548432..162a4af983f 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-1.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-1.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5003fe1ae2c",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-10.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-10.json
index 6e0d83b8ea4..4eb79ba7ffe 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-10.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-10.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008bd8b",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-11.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-11.json
index a9a64c8cb98..45ad2cd8280 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-11.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-11.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008c7e3",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-13.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-13.json
index 67d8eefb8f1..30fcfbd6088 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-13.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-13.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5003fe19270",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-14.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-14.json
index 8895d87ed98..99df069992b 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-14.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-14.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5003fe191f2",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-15.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-15.json
index 6117d193c61..7a30dfdc735 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-15.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-15.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5003fe1b5f9",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-16.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-16.json
index 44d92e00d76..88fe5a86f94 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-16.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-16.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5003fe1aa39",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-2.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-2.json
index edbc265a81d..b117fa36661 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-2.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-2.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008bb43",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-3.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-3.json
index b217af4cc4c..3633f7802e7 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-3.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-3.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008ccba",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-4.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-4.json
index 0691fc7995b..ddfe1f20cc9 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-4.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-4.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008dba0",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-5.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-5.json
index b7c967e5dce..c22422ae692 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-5.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-5.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008c94d",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-6.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-6.json
index f24ad71daa8..3618a83ff6b 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-6.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-6.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008cea0",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-7.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-7.json
index f53fa2e2614..adeaa197f95 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-7.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-7.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008af8c",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-8.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-8.json
index b2f55019b63..08554276a9b 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-8.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-8.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008cc1a",
diff --git a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-9.json b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-9.json
index 88d2e0adb6b..33f8068c643 100644
--- a/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-9.json
+++ b/data/grid5000/sites/luxembourg/clusters/petitprince/nodes/petitprince-9.json
@@ -152,6 +152,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5004008bc53",
diff --git a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
index 62e58cf8dc2..7219e555dfe 100644
--- a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
+++ b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-1.json
@@ -299,6 +299,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c40be7492",
diff --git a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
index 2172eb717d1..e52a79cd30b 100644
--- a/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
+++ b/data/grid5000/sites/lyon/clusters/gemini/nodes/gemini-2.json
@@ -299,6 +299,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5002538c40be7442",
diff --git a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json
index 8b33b298638..7df928c7b60 100644
--- a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json
+++ b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-1.json
@@ -171,6 +171,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b19280d4",
diff --git a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json
index 3011d524cb9..d8bf6258da7 100644
--- a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json
+++ b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-2.json
@@ -171,6 +171,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c3d0e25",
diff --git a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json
index bac9ad590dd..9f8b3c391d7 100644
--- a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json
+++ b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-3.json
@@ -171,6 +171,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee206e7e551",
diff --git a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json
index 70bfae086d8..e8400de66d6 100644
--- a/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json
+++ b/data/grid5000/sites/lyon/clusters/hercule/nodes/hercule-4.json
@@ -171,6 +171,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b192dd47",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-1.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-1.json
index 51b8390d1e2..36726967c2d 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-1.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-1.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d53233001fa68207168d7a78",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-10.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-10.json
index 193194fdd2c..74a16cd9571 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-10.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-10.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d535c5001fa67d1b1438aaac",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-11.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-11.json
index 7fd6b0455c7..a7a5bb6af6c 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-11.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-11.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d53084001fa67d86160089a1",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-12.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-12.json
index a3514608db6..2e1e3e592c5 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-12.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-12.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d5312c001fa67da41514e86c",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-13.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-13.json
index bc63f5f269c..ec38cb4f347 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-13.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-13.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d5321e001fa68240166b583d",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-14.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-14.json
index d574e9c5859..b919529a4b2 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-14.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-14.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d52ffd001fa686f21554c2ef",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-15.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-15.json
index b9c4c486a1d..ecea48b7ebc 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-15.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-15.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74c2c001faf7c8917427277",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-16.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-16.json
index 77c86909dbe..18a7698fb36 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-16.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-16.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74aa3001faf2fb9162bd980",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-17.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-17.json
index a557cad84b3..d331340c78b 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-17.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-17.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74b43001faf301d16fd06a2",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-18.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-18.json
index 0dd1aa30477..de1326c656b 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-18.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-18.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74c2b001faf2d6f163a704b",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-19.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-19.json
index 3d23192e379..fc8cbe89a69 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-19.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-19.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d532d2001faf306f1651a996",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-2.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-2.json
index 30b10899ca7..c8dcec02777 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-2.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-2.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d5365e001fa681f6133ccb43",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-20.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-20.json
index aaea8293c20..831695beacb 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-20.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-20.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74b9f00234f777e59eced29",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-21.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-21.json
index 4a97bef68cb..e29d644225f 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-21.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-21.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74c1c001faf302e172ea4cc",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-22.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-22.json
index a5916d3ef0c..22e039f3107 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-22.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-22.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74ba6001faf2da114b597f7",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-23.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-23.json
index 5c239da42db..c578579bd60 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-23.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-23.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74ba5001faf302615c2126a",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-3.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-3.json
index f063e984155..e3121304030 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-3.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-3.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d5312b001fa67fc516a57365",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-4.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-4.json
index 768c02bedea..0edd615d4db 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-4.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-4.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d5321d001fa67db113e2e912",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-5.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-5.json
index 81339a3bc03..4b275884428 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-5.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-5.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d5312e001fa67d9b136639e4",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-6.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-6.json
index 856e36a5409..3691265621d 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-6.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-6.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d53546001fa67ff81693868b",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-7.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-7.json
index 310c6d689b4..0d1507099cb 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-7.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-7.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d74c1a001faf2d7213cbbd90",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-8.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-8.json
index e13158b3e1d..e12567f2be5 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-8.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-8.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d53639001fa682f814f62a7a",
diff --git a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-9.json b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-9.json
index 8e50d646590..41bfdb1b1e7 100644
--- a/data/grid5000/sites/lyon/clusters/nova/nodes/nova-9.json
+++ b/data/grid5000/sites/lyon/clusters/nova/nodes/nova-9.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6847beb0d535ed001fa67d1a12d0d135",
diff --git a/data/grid5000/sites/lyon/clusters/orion/nodes/orion-1.json b/data/grid5000/sites/lyon/clusters/orion/nodes/orion-1.json
index ff0a43776e4..704c2030b21 100644
--- a/data/grid5000/sites/lyon/clusters/orion/nodes/orion-1.json
+++ b/data/grid5000/sites/lyon/clusters/orion/nodes/orion-1.json
@@ -221,6 +221,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2833001797384918984fca",
diff --git a/data/grid5000/sites/lyon/clusters/orion/nodes/orion-2.json b/data/grid5000/sites/lyon/clusters/orion/nodes/orion-2.json
index 4c29e73bdff..a05a7496357 100644
--- a/data/grid5000/sites/lyon/clusters/orion/nodes/orion-2.json
+++ b/data/grid5000/sites/lyon/clusters/orion/nodes/orion-2.json
@@ -221,6 +221,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2be9002413f44f13a048ac",
diff --git a/data/grid5000/sites/lyon/clusters/orion/nodes/orion-3.json b/data/grid5000/sites/lyon/clusters/orion/nodes/orion-3.json
index d0ab990340f..0aad9190ffe 100644
--- a/data/grid5000/sites/lyon/clusters/orion/nodes/orion-3.json
+++ b/data/grid5000/sites/lyon/clusters/orion/nodes/orion-3.json
@@ -221,6 +221,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2bf10023c87a0a083708a4",
diff --git a/data/grid5000/sites/lyon/clusters/orion/nodes/orion-4.json b/data/grid5000/sites/lyon/clusters/orion/nodes/orion-4.json
index 1d8460a7ddf..272c806c1ca 100644
--- a/data/grid5000/sites/lyon/clusters/orion/nodes/orion-4.json
+++ b/data/grid5000/sites/lyon/clusters/orion/nodes/orion-4.json
@@ -221,6 +221,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab23f80017973cc4197b7ff7",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-1.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-1.json
index 3f9e8c93784..4ce4eac0b30 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-1.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-1.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-11.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-11.json
index 3536d37c84b..dd29a0f6258 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-11.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-11.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-12.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-12.json
index 4d09a7b2f88..ab09e435a18 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-12.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-12.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-13.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-13.json
index 28558ef677d..31381671b78 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-13.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-13.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-14.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-14.json
index 52b7c8c08e0..083e6984d8f 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-14.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-14.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-15.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-15.json
index 96d5acdf543..1b722f38eb2 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-15.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-15.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-16.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-16.json
index 9ad7c2a6276..237f343e992 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-16.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-16.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-17.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-17.json
index 2bddb0159c9..1e99c64c7d1 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-17.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-17.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-18.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-18.json
index a9243fc8c57..b9413bfd8b7 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-18.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-18.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-19.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-19.json
index c5aaa24f4f8..f409f83212f 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-19.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-19.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-2.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-2.json
index ad3fe4eee0b..ce20b049e80 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-2.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-2.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-20.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-20.json
index b58f7f1297c..d9943f83bba 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-20.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-20.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-24.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-24.json
index 40a81859368..8e36249afb0 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-24.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-24.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-27.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-27.json
index 33c70211e74..5ff5205ca6e 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-27.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-27.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-29.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-29.json
index 5370b3a0a60..e4c4a00decb 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-29.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-29.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-3.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-3.json
index d92a5790571..d69d5a6ffd2 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-3.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-3.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-30.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-30.json
index 786e8f79a3a..335fa97d1fc 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-30.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-30.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-31.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-31.json
index 1da745d11d1..640d935ecb4 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-31.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-31.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-4.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-4.json
index eb67bf50614..b51314f1e84 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-4.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-4.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-5.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-5.json
index 38b229c8194..de39f446f52 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-5.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-5.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-6.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-6.json
index 3674270db66..467473a22ef 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-6.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-6.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-7.json b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-7.json
index 43d30d1ef86..d2e3350e8f9 100644
--- a/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-7.json
+++ b/data/grid5000/sites/lyon/clusters/sagittaire/nodes/sagittaire-7.json
@@ -146,6 +146,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-1.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-1.json
index c9fd8256e32..b8e2f9af193 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-1.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-1.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520a8f749001794133a1901fbeb",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json
index c2f63649d93..4cae6c19f50 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2d71001794106618de059e",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-11.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-11.json
index b8a40ab4916..84c53636c3f 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-11.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-11.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab02df00179417e61a87aa8b",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-12.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-12.json
index 63c58ca30c4..7fa9f90f8a3 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-12.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-12.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2dde00206e64f90adcd6db",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-13.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-13.json
index 63290e14c28..ae8958d21b7 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-13.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-13.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2d7b00179414301a158573",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json
index 4476d5ab5e4..69bfd1aed68 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab02d00025a761130aa07476",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-15.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-15.json
index aa614dd1e97..32d578e1539 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-15.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-15.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2dfc0017941438191473bd",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-2.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-2.json
index 33a330019a7..404e04e0da0 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-2.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-2.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2d8c001794117818a660c1",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-3.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-3.json
index 3ea45fd2a25..0d17b420f62 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-3.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-3.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2de700179413fb1a5c8553",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-4.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-4.json
index bd570b19dc2..3523223c46f 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-4.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-4.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab02c6001794153119121d98",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-5.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-5.json
index a0d96499f71..ac6a88bd694 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-5.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-5.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2d7600179410c91a4000d4",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-6.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-6.json
index 1d56109802f..aa033ac4190 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-6.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-6.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab02ea001794410a1a9ff888",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-7.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-7.json
index 1bb4eec728d..03a27c903f8 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-7.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-7.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2d920017940fb418668c7f",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-8.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-8.json
index af8626e800f..cc1b5c6778e 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-8.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-8.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab2df600255d804e69aca7f7",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-9.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-9.json
index 413c444e7da..53ed4360cb1 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-9.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-9.json
@@ -209,6 +209,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6d4ae520ab02d8001794204419fec70f",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-1.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-1.json
index 0fe1a320517..7877c1f0c09 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-1.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-1.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aefea00024afe4c307e10af8",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-10.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-10.json
index 7cc402cc060..89d3d87c7cb 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-10.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-10.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aee1d70024a7bff804ec6e41",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-11.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-11.json
index d4476fe3ad5..06b0465eace 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-11.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-11.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aeff5e0024a7bfd604d35be4",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-12.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-12.json
index 8092c155d40..5e3e1ed3927 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-12.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-12.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aee17b0024a7bff104dc6471",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-13.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-13.json
index 9491a8e0408..8654fcf0c1c 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-13.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-13.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aefd8f0024a7bfe304e28a0a",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-2.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-2.json
index ea0bc957ebd..ec5994d6657 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-2.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-2.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aeff430024929b4003cd51d0",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-3.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-3.json
index f5054d6f77d..8f150bb5ac8 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-3.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-3.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aeff440024a3cc780477d47a",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-4.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-4.json
index 5c6bc98f2a0..91ec33ddac9 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-4.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-4.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aeff390024a4aab5047b5f32",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-5.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-5.json
index a0218f419eb..c8073c82248 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-5.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-5.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aeff410024968a9d0538bf26",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-6.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-6.json
index 7d81cf0854d..fc9eb758fbf 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-6.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-6.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aefe4c0024955d700575177b",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-7.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-7.json
index c0d95eb8d92..53ee422c399 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-7.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-7.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aeff3f00249d84d7048679f0",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-8.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-8.json
index b3a8aa42318..ec0544363c3 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-8.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-8.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aefdcb0024a4ae6f048773e6",
diff --git a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-9.json b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-9.json
index d245ed87225..04ca76fa64c 100644
--- a/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-9.json
+++ b/data/grid5000/sites/nancy/clusters/graffiti/nodes/graffiti-9.json
@@ -214,6 +214,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6f402700aeff350024a7bfd004f0af67",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.json
index f04414c8fcd..92def0f43de 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-1.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5107cf",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.json
index dd9995516fa..47f29074f81 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-10.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e51463f",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.json
index cd825b0171f..641eebac714 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-11.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e510dc3",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.json
index a40a28f1057..83e01fb8eb1 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-12.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e501d67",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.json
index e4eff2dc471..159e58efb96 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-13.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5025ff",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.json
index db9918dacea..5a27924f2ea 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-14.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5139cb",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.json
index b6a1bf5d68a..3ff63985c17 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-15.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5142bf",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.json
index 3910d1119e9..1e541008558 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-16.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e4f98b7",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.json
index ee1107f4563..bc23f44a429 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-2.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e43b127",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.json
index 2beb6aa1190..9f6520749ca 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-3.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e4f97ff",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.json
index 8827ed3547e..d02afc125f4 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-4.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50f9fb",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.json
index 894e54db6fe..f0945db6fa5 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-5.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50fd3b",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.json
index 11df9be1a9b..bc6df169308 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-6.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e51070b",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.json
index 962a2dde414..87e9e6e809a 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-7.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5115c3",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.json
index bff64786971..fedf11bc6df 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-8.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e4f9837",
diff --git a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.json b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.json
index c56cdc276f2..32058b162dd 100644
--- a/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.json
+++ b/data/grid5000/sites/nancy/clusters/graoully/nodes/graoully-9.json
@@ -229,6 +229,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50e497",
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.json
index bd0b47884a2..41aa476df61 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-1.json
@@ -218,6 +218,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6b083fe0d4f321001c1251a311fe7e14",
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
index 2c8b175c246..7ce33ab0bf3 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-2.json
@@ -218,6 +218,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x644a8420018050001c7e477b12eb7708",
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.json
index 39306425ef9..6d70763db55 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-3.json
@@ -218,6 +218,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x644a842001804c001c7e47d012cad591",
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.json
index f5e2fdf3679..077e1d7b20e 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-4.json
@@ -218,6 +218,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x644a8420018129001c7e47be1348b9b1",
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.json
index f8ec68b1c9c..dfa54c6250a 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-5.json
@@ -218,6 +218,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x6b083fe0e25cdc001c7e479d12b4ee36",
diff --git a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.json b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.json
index 9cfd4f6b793..20cbe142381 100644
--- a/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.json
+++ b/data/grid5000/sites/nancy/clusters/graphique/nodes/graphique-6.json
@@ -218,6 +218,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x644a842013b8c4001caf39ba130a14d7",
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
index 5218d4c00cd..88836de4fee 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-1.json
@@ -215,6 +215,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50015178f368070b",
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
index e092e5ce1e0..fe52b1b5eca 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-2.json
@@ -215,6 +215,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50015178f36802db",
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
index 6683126d246..d796d1ea0b8 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-3.json
@@ -215,6 +215,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50015178f367f896",
diff --git a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
index 20422a18c45..01644fcd252 100644
--- a/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
+++ b/data/grid5000/sites/nancy/clusters/graphite/nodes/graphite-4.json
@@ -215,6 +215,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50015178f36802eb",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-1.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-1.json
index f5157186b77..65a1b18c88b 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-1.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-1.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50087efe115",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-10.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-10.json
index 904ba80a11c..eff02f51829 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-10.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-10.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208247520",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-11.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-11.json
index 80116a68a4a..b99570c9ad5 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-11.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-11.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2cd938a",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-12.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-12.json
index 158f9b334dc..0599f3a406f 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-12.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-12.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2cf5191",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-13.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-13.json
index fb4728e83c7..75d83647dc7 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-13.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-13.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208314962",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-14.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-14.json
index a55183dd646..be0c167c78d 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-14.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-14.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2dc2314",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-15.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-15.json
index 8b08d996e9d..27f2e492769 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-15.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-15.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208313f95",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-16.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-16.json
index 9d871969328..7a52cb01544 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-16.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-16.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2083170d8",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-17.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-17.json
index 4e0b65031d8..11b4740a1b9 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-17.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-17.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208247730",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-18.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-18.json
index 4ba36aec9d2..699b17a400f 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-18.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-18.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500659322ef",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-19.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-19.json
index 0514dd47234..6e05ce414b7 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-19.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-19.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2ceaef2",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-2.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-2.json
index 61ef2a3efaa..ea7539def47 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-2.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-2.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208259c90",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-20.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-20.json
index 6f87ed8370a..8841b8a8a85 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-20.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-20.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2cee7d4",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-21.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-21.json
index d185fb05d82..be5d4e9dbb8 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-21.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-21.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2dc2c28",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-22.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-22.json
index 0a411fe2d25..6425feec5e8 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-22.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-22.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2dbf9a3",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-23.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-23.json
index 185569ca847..6d3c4402e54 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-23.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-23.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2083161d6",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-24.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-24.json
index e6a6ded26f8..6cb69afeea0 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-24.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-24.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2dc001d",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-25.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-25.json
index 1a7517e1e69..a3045239ed9 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-25.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-25.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d868c64",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-26.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-26.json
index 03325ea8848..40dfbdd1603 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-26.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-26.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d775fd3",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-27.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-27.json
index 2eaf8c80272..16735d747e6 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-27.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-27.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208313898",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-28.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-28.json
index ac55dd3a001..1017e9226b4 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-28.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-28.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d797854",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-29.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-29.json
index 08e50be5ba8..6fd17805491 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-29.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-29.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2ce20d1",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-3.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-3.json
index 43c589d3529..35e0999f13b 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-3.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-3.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2d18aac",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-30.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-30.json
index ee04d35bbea..cf9a24f9ed4 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-30.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-30.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50092453590",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-31.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-31.json
index 21cb7c6ccdf..6332b01899d 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-31.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-31.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee20824212d",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-32.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-32.json
index e2b4e731d69..131bda4a44a 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-32.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-32.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2c4db06",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-33.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-33.json
index 258580e9414..dba6124ad84 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-33.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-33.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2083156f7",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-34.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-34.json
index 6c683347f60..642cc271e88 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-34.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-34.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d866c80",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-35.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-35.json
index 04ac31c82d0..b36845268d3 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-35.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-35.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2cf5b39",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-36.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-36.json
index feb7d07f761..018a0cbf2b7 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-36.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-36.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2cf0b6a",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-37.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-37.json
index 1bdb65dae4f..a9c0e0500ef 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-37.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-37.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d868aef",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-38.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-38.json
index a0a568716c1..51b6a5210c2 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-38.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-38.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208314bc1",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-39.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-39.json
index d18317e02f2..d25772bf8d6 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-39.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-39.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2dc0a00",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-4.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-4.json
index 1eabd248f68..a8e2f52adb4 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-4.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-4.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d790253",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-40.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-40.json
index 52b13e37e71..e23baa9b332 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-40.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-40.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208314d3b",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-41.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-41.json
index c9d858217a7..83dab774f4f 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-41.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-41.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d86771f",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-42.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-42.json
index 70892ae16eb..6ab20d8ad8c 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-42.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-42.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee20831444a",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-43.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-43.json
index 8d658ec5314..7f53f1c24e6 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-43.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-43.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b2dc1784",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-44.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-44.json
index 754a4f4a978..d7413dd3753 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-44.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-44.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208313f9a",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-45.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-45.json
index 639bf7d1f01..6ab5c19ab61 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-45.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-45.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee20823da5d",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-46.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-46.json
index a46ea766b9f..0cc48171395 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-46.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-46.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50092454854",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-47.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-47.json
index 4f0457b4f5b..6f47e19e75f 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-47.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-47.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d79a099",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-48.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-48.json
index cce981456ed..79fbf3cb1b3 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-48.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-48.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50090f7b98a",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-5.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-5.json
index 3098d7c00a9..8528dec5074 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-5.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-5.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50092f6a804",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-6.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-6.json
index 0ceb46a3566..732c4632311 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-6.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-6.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208243d9c",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-7.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-7.json
index cbd2de6f09a..8056cdd9eed 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-7.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-7.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee208238864",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-8.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-8.json
index c9b925beed6..53dd180d667 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-8.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-8.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d7addea",
diff --git a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-9.json b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-9.json
index 3a49f1152c4..ba0bb9f4b71 100644
--- a/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-9.json
+++ b/data/grid5000/sites/nancy/clusters/grcinq/nodes/grcinq-9.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25d79b6e9",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-1.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-1.json
index 499cb13de5b..230e3603993 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-1.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-1.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed290020f0ff3b04942750",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-10.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-10.json
index e1c5f675784..ccab4874544 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-10.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-10.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed620020f1032d04bba445",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-11.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-11.json
index 46174b5cbdf..469aa6a5cd9 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-11.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-11.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b71d4a0020f1032c04b9cf50",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-12.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-12.json
index f232f05d9da..02af240e2c4 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-12.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-12.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed4e0020f1032d04b82e62",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-13.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-13.json
index 93ee93a4e46..b26393d7823 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-13.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-13.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed730020f1032d04bb5a42",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-14.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-14.json
index 20fcb68c106..25ba51dc34e 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-14.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-14.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed690020f1032d04b81a70",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-2.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-2.json
index b75d714d239..706e8d1c18b 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-2.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-2.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed2a0020f1032a048f9578",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-3.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-3.json
index bd51df05bc4..7486f6d7b70 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-3.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-3.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed6f0020f1032c04bd15c6",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-4.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-4.json
index 11805906f07..1d2e7c92707 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-4.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-4.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b71d5f0020f1032d04be1041",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-5.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-5.json
index 134ca0026cd..aa1c029f42f 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-5.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-5.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b71d4d0020f1032c04b8def7",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-6.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-6.json
index 417b80fdf29..56e93c1c82b 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-6.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-6.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b71d450020f1032c04bdd746",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-7.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-7.json
index 2d14b954ec2..08b609a09d9 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-7.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-7.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed4a0020f1032d04c19f7c",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-8.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-8.json
index eea977b028d..759f186ba68 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-8.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-8.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5edaa0020f1032d04c034d0",
diff --git a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-9.json b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-9.json
index 3c48c49a70e..6458603bebb 100644
--- a/data/grid5000/sites/nancy/clusters/grele/nodes/grele-9.json
+++ b/data/grid5000/sites/nancy/clusters/grele/nodes/grele-9.json
@@ -212,6 +212,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x61866da0b5ed6d0020f1032d04c3c44f",
diff --git a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-1.json b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-1.json
index b6064200817..d984bfd7f8d 100644
--- a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-1.json
+++ b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-1.json
@@ -217,6 +217,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008cd09959",
diff --git a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-2.json b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-2.json
index 5ceba43d802..a7ef91aa3df 100644
--- a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-2.json
+++ b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-2.json
@@ -217,6 +217,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008cd09a85",
diff --git a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-3.json b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-3.json
index 3a92a80cad7..e0ef40ffc7e 100644
--- a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-3.json
+++ b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-3.json
@@ -217,6 +217,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008cd099ab",
diff --git a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-4.json b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-4.json
index b7f691c6bda..2897d2065bb 100644
--- a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-4.json
+++ b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-4.json
@@ -217,6 +217,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008cd0b9ae",
diff --git a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-5.json b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-5.json
index 26d3ec7b6f1..58006c89a70 100644
--- a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-5.json
+++ b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-5.json
@@ -217,6 +217,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008cd0bade",
diff --git a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-6.json b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-6.json
index db9a177fcb3..1fcbf1efcbd 100644
--- a/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-6.json
+++ b/data/grid5000/sites/nancy/clusters/grimani/nodes/grimani-6.json
@@ -217,6 +217,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008cd0b091",
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.json
index 4e38f7acc7f..6aab1b9becd 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-1.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e514393",
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.json
index b5edb9c8f13..fb9901e7123 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-2.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e501987",
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.json
index 814a1ea574e..f69a287db2e 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-3.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e514093",
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.json
index 6ad71744108..000f134dbba 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-4.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e513a33",
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.json
index f65b49f1707..199eb802cd6 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-5.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50fa3b",
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.json
index 2f1fc7c086e..c8c9d3839de 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-6.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e4f8dff",
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.json
index 721b84af6d3..03dc41f4965 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-7.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50da03",
diff --git a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.json b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.json
index 915930b45d0..5123169585a 100644
--- a/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.json
+++ b/data/grid5000/sites/nancy/clusters/grimoire/nodes/grimoire-8.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e509233",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-1.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-1.json
index 954182bd428..13c80350121 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-1.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-1.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e513d3b",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-10.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-10.json
index 6158994e48a..c955cfd3730 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-10.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-10.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e514a3b",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-11.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-11.json
index a36aa3dac84..0f297d74966 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-11.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-11.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50ee8b",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-12.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-12.json
index c7211d94088..860f06d849a 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-12.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-12.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e513917",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-13.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-13.json
index c615d02f4f3..a65c6fc758e 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-13.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-13.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50fe8f",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-14.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-14.json
index b01658ad9e1..2935b668b25 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-14.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-14.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e43ac97",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-15.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-15.json
index e47c49f35bf..7e18463eae5 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-15.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-15.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e43beaf",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-16.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-16.json
index fc5779621ae..cd98c00afb6 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-16.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-16.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e513ddb",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-17.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-17.json
index 7a5d1fc4555..54f3418d54e 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-17.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-17.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5113d7",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-18.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-18.json
index 53aa9ad5aaf..98dd698e3c4 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-18.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-18.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5132cb",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-19.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-19.json
index 780af9b10ec..6251d61f8d0 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-19.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-19.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50df07",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-2.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-2.json
index 8d8c0d48fab..7c06d11b8d2 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-2.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-2.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e51428b",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-20.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-20.json
index 54599f6b7cd..8b3c5d0172c 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-20.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-20.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e51448f",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-21.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-21.json
index 9cf63ee8d88..e2b50da7ad2 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-21.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-21.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5145eb",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-22.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-22.json
index 85b25d21776..932b4bca189 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-22.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-22.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5141b3",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-23.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-23.json
index 405b1726706..3d0289baeb9 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-23.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-23.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e43b8a3",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-24.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-24.json
index 152bb72741f..450a412fa17 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-24.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-24.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e439c87",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-25.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-25.json
index 51fef57522f..6b3b4223aa3 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-25.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-25.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50280f",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-26.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-26.json
index 1d708a8eb40..39bb23c6b2d 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-26.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-26.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e47b26f",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-27.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-27.json
index 5d829e61f41..82154229b73 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-27.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-27.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5027bf",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-28.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-28.json
index 828aed2197a..4b09525e49b 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-28.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-28.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e502353",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-29.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-29.json
index dd9037fa171..9efcd9d8563 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-29.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-29.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5015cf",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-3.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-3.json
index eed47eacea6..f4c387feb75 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-3.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-3.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e511757",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-30.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-30.json
index 5dcf1233105..d4230144868 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-30.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-30.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e52618f",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-31.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-31.json
index b26cac1f46e..bb6de531da8 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-31.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-31.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e41a743",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-32.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-32.json
index c2eadcff286..6944c31c146 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-32.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-32.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50e527",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-33.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-33.json
index 1659289575d..134c9c8f19d 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-33.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-33.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e4ff507",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-34.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-34.json
index 3ab9cc1eacf..d7b31527cc8 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-34.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-34.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e501663",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-35.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-35.json
index b076277d584..7416543bcfe 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-35.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-35.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e525903",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-36.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-36.json
index df9cf6dee5e..95cc0206587 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-36.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-36.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5147fb",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-37.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-37.json
index 3cdb4f3c27c..dd0970898b8 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-37.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-37.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e513c57",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-38.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-38.json
index 72f9c211438..de56af8d914 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-38.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-38.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e510f0f",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-39.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-39.json
index 25675769df4..f01c5d168a8 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-39.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-39.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e513c87",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-4.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-4.json
index 6df38cb7214..76b67cd5036 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-4.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-4.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e514363",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-40.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-40.json
index ee67db59590..1c2527140ab 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-40.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-40.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e510833",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-41.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-41.json
index 1834bf8d08a..4e3637a2c5d 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-41.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-41.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e4fc7eb",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-42.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-42.json
index fde670e0cc3..9097019e39e 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-42.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-42.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e44d1b7",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-43.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-43.json
index 8c9f2cede23..645c4e87a38 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-43.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-43.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5106e7",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-44.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-44.json
index 67df3d55ec6..8d051b212ab 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-44.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-44.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e51423b",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-45.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-45.json
index 44aea5b11f2..72cc29e1dbe 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-45.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-45.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50fcbb",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-46.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-46.json
index 941a59cc071..15dcc628b37 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-46.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-46.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50d49f",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-47.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-47.json
index d3a02bce42a..51c6e54bfae 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-47.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-47.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e43bedb",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-48.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-48.json
index 65c81044de0..f3e38ceb0be 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-48.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-48.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e41e64b",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-49.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-49.json
index 210e3443770..9bc0e7d1769 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-49.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-49.json
@@ -273,6 +273,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e43b94b",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-5.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-5.json
index 89d10b4dc58..93ea3e23d8c 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-5.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-5.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e4ff45f",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.json
index d8b427252f9..9a6b7869ad7 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-50.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50e807",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.json
index ba50bbe89a8..b9d763667e9 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-51.json
@@ -298,6 +298,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50db87",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-6.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-6.json
index ec5763cdbfe..da3f7cd9537 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-6.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-6.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50f8a7",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-7.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-7.json
index 088880b5cc2..e9668b4d00e 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-7.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-7.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50eb33",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-8.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-8.json
index 026bd843f53..ef94f23b2fb 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-8.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-8.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e50fa93",
diff --git a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-9.json b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-9.json
index fe837181995..7c313d018e0 100644
--- a/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-9.json
+++ b/data/grid5000/sites/nancy/clusters/grisou/nodes/grisou-9.json
@@ -296,6 +296,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5008e5107b7",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-1.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-1.json
index b2d5868afb1..2e8cf854871 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-1.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-1.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45cda",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-10.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-10.json
index bf417448d41..c00dd166773 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-10.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-10.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e49072",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-100.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-100.json
index e5e47a3ea0a..bf12db8b609 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-100.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-100.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9dca",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-101.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-101.json
index ac2cf8f6966..7369bf81477 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-101.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-101.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9e4e",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-102.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-102.json
index 67cc2ed213b..3174b2e91b8 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-102.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-102.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45e37",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-103.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-103.json
index cbfae691ac7..b714f3ed657 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-103.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-103.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45de9",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-104.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-104.json
index 46f96e95530..a39d7903d13 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-104.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-104.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45d12",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-105.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-105.json
index 4b2b93b16df..e2314acc1ba 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-105.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-105.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbabec",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-106.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-106.json
index 3a42f41c0ec..ae5be5774aa 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-106.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-106.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9da5",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-107.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-107.json
index 40fae83086b..cb00d17854f 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-107.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-107.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbac5c",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-108.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-108.json
index cdb2caa5b57..cd50f4df772 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-108.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-108.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45d27",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-109.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-109.json
index e78f74fe909..b378554fc77 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-109.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-109.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba682",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-11.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-11.json
index ed90b96086a..f862352ffe2 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-11.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-11.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45c17",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-110.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-110.json
index 0ee75e0728b..021008591d1 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-110.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-110.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba6c8",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-111.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-111.json
index 3edf0f644d5..8e079f1bce0 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-111.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-111.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba8c4",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-112.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-112.json
index f0505c55d6f..64d94a59220 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-112.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-112.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba687",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-113.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-113.json
index 4daf3e13257..ba638c86128 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-113.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-113.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba8b5",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-114.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-114.json
index 31631421aaa..9f62ded1729 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-114.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-114.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e48123",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-115.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-115.json
index 114fd7a65da..bef3f7a1aa2 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-115.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-115.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4a7f1",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-116.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-116.json
index e0ed92df0f6..ee1f489b768 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-116.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-116.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4a864",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-117.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-117.json
index 9037149cff1..588a750a4b5 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-117.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-117.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb4d1",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-118.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-118.json
index 73ca142c225..b2874388182 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-118.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-118.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb421",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-119.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-119.json
index 50bd9ee3b5d..647e4097912 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-119.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-119.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb4f8",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-12.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-12.json
index a594414a7a5..56391d105e9 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-12.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-12.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4911b",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-120.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-120.json
index d6f4330bd38..80b16b8066e 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-120.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-120.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb3d9",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-121.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-121.json
index 0a89430528e..bfc1bc02e23 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-121.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-121.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb48f",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-122.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-122.json
index 348c6039e8d..0f59432a86e 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-122.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-122.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb408",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-123.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-123.json
index 21271385d87..1334f6073c7 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-123.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-123.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb490",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-124.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-124.json
index 8a8f6aec3c8..07c61d899ec 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-124.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-124.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb593",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-13.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-13.json
index 14dc6dde363..394db7d5cff 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-13.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-13.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4935f",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-14.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-14.json
index f340e7ae348..5d1ead3eb81 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-14.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-14.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e492a0",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-15.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-15.json
index 7ac5d54e22b..b7c3bf979df 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-15.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-15.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e49116",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-16.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-16.json
index 7b239966b14..26b83844ee0 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-16.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-16.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9d1f",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-17.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-17.json
index a2712cf04cc..ba299d2fd57 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-17.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-17.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9d0d",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-18.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-18.json
index 2f3d3db54fc..dafb96828be 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-18.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-18.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9c9a",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-19.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-19.json
index f24fa79eed5..53007bc54ae 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-19.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-19.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9c8f",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-2.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-2.json
index 5531dce2c3e..eca8e1ef30d 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-2.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-2.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45b85",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-20.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-20.json
index 22531f576e3..3de1274b373 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-20.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-20.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9cb4",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-21.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-21.json
index 6bfe5442753..bb8aa328bb2 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-21.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-21.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9288",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-22.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-22.json
index 4eac0228f31..00320807988 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-22.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-22.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb5a6",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-23.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-23.json
index c55b2f8e85c..501ad0dda9e 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-23.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-23.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e48164",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-24.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-24.json
index 9dee6db58e7..bd3657c501c 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-24.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-24.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb4e9",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-25.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-25.json
index 416910e4f3d..13a37fe5656 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-25.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-25.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb21c",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-26.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-26.json
index 0fa1f6e80bf..de6d866e551 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-26.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-26.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db949b",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-27.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-27.json
index fb0b2c078f4..cf405c20738 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-27.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-27.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db945e",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-28.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-28.json
index 1d9176dcfc6..65d9c8a40cb 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-28.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-28.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9436",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-29.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-29.json
index 4124275f510..61448181114 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-29.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-29.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db94a0",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-3.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-3.json
index 7da438bf877..58ee811f29a 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-3.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-3.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e481b7",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-30.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-30.json
index 9e168a7daf4..819f0997cdb 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-30.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-30.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db92d9",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-31.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-31.json
index d062574adbc..1f004b9dd62 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-31.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-31.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba6af",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-32.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-32.json
index 7d3decee7d4..ef09d8812e5 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-32.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-32.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba956",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-33.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-33.json
index 3060cce38c3..705d34f150b 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-33.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-33.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9e60",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-34.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-34.json
index fe09202d901..50d1b609df3 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-34.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-34.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9e46",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-35.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-35.json
index 123fd7a4f6c..aa08e9d9aeb 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-35.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-35.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9da3",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-36.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-36.json
index 69b350b3fa3..b7cd68f0599 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-36.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-36.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9dc2",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-37.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-37.json
index 722b9b9ebb6..81076d1fd1b 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-37.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-37.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbac1f",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-38.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-38.json
index d81675f3350..fcb763ee775 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-38.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-38.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45c34",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-39.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-39.json
index db7adbf697d..6c4f7f5eabf 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-39.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-39.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba675",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-4.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-4.json
index e0a3770a461..f806e3e8d70 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-4.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-4.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb422",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-40.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-40.json
index 94808d7a982..72b4e10d885 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-40.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-40.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb474",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-41.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-41.json
index 71ae7946282..8c0595318d2 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-41.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-41.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9e8e",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-42.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-42.json
index d9fcfeb6455..c288e5476bc 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-42.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-42.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba006",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-43.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-43.json
index be0abbb6445..f116da9846d 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-43.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-43.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45cae",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-44.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-44.json
index ff8543384d3..8c4be08208f 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-44.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-44.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45b7f",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-45.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-45.json
index 096e72255a9..dd2c8c853e4 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-45.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-45.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e49090",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-46.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-46.json
index f6da478dfc0..619abf85f82 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-46.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-46.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e48eee",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-47.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-47.json
index 8707f7abf69..0660c1c5987 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-47.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-47.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbabf1",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-48.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-48.json
index 48a35a70bfc..bc0f3e73e0e 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-48.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-48.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e48ed2",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-49.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-49.json
index 994d23ca12c..64c50780b46 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-49.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-49.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45c16",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-5.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-5.json
index 2bb0492252f..bbd19e28436 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-5.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-5.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e481ec",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-50.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-50.json
index 01532ffee28..9497f4d70c6 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-50.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-50.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e491ca",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-51.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-51.json
index 37cb1dde354..7d8a26aefea 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-51.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-51.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4919e",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-52.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-52.json
index 3bb532d2f43..cb61c8824e3 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-52.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-52.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba8ba",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-53.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-53.json
index 8149fcf098d..52fd8de863e 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-53.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-53.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba6dd",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-54.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-54.json
index 4efbe491ea3..33fd6ec3b7c 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-54.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-54.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba8a5",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-55.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-55.json
index df04796c1d5..c8c33916bbf 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-55.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-55.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e490ce",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-56.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-56.json
index c32f71dda43..4c79b28bb23 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-56.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-56.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb4b3",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-57.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-57.json
index b0b237aef61..681e037fc1e 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-57.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-57.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb5df",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-58.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-58.json
index ab8e5ec64b8..ddddaaed302 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-58.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-58.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba5cd",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-59.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-59.json
index ce661187c8c..5feeaf29264 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-59.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-59.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e48ee6",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-6.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-6.json
index 0eb9a1ddb40..991fe677d03 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-6.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-6.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4a646",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-60.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-60.json
index 07b59264bae..2bdab4994b0 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-60.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-60.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb29b",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-61.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-61.json
index b052d4b5227..267c44cae64 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-61.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-61.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9d8b",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-62.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-62.json
index 799e5c79ba7..bfae7ec3725 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-62.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-62.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbac58",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-63.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-63.json
index c4d13ba27c6..e7deb90716f 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-63.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-63.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbabcd",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-64.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-64.json
index fe40ac544af..1d5e757c041 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-64.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-64.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e49251",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-65.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-65.json
index 3cc3594d43a..c15c5d61659 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-65.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-65.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4911c",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-66.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-66.json
index 0bba60b9a83..a16aa566814 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-66.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-66.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e49287",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-67.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-67.json
index d00e619ee14..dc783fddcad 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-67.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-67.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e491a4",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-68.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-68.json
index 6471174ae82..e3a6c22491e 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-68.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-68.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45cb8",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-69.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-69.json
index ae1e2ef9b64..f7f1e497c8a 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-69.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-69.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbac5d",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-7.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-7.json
index 2ffad458dd6..539908c8360 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-7.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-7.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e490db",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-70.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-70.json
index e92314556dc..a42b4fb41dd 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-70.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-70.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbac20",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-71.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-71.json
index 9a684a4a3ef..3021b6cc9ee 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-71.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-71.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbac8a",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-72.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-72.json
index 22d3b0f9016..1c4074afd42 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-72.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-72.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbac70",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-73.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-73.json
index f313e33117c..9d21ef09440 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-73.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-73.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45e41",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-74.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-74.json
index aeb99f80767..ae157a5a1fb 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-74.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-74.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45c05",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-75.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-75.json
index 2c6d1c0ceb5..1dc3f4485e7 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-75.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-75.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e49281",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-76.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-76.json
index bc28cbaa431..9a34365e620 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-76.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-76.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e48eb0",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-77.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-77.json
index 434e0be7520..718d0fac3dc 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-77.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-77.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9f9d",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-78.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-78.json
index a3bb5f6a9ee..0e81e11e70c 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-78.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-78.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba004",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-79.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-79.json
index cd26d543f66..65d6505a238 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-79.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-79.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9e86",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-8.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-8.json
index 2da5e995f28..aed13fb000a 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-8.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-8.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e49145",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-80.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-80.json
index 793e3b36b71..2d914a0cc23 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-80.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-80.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9eba",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-81.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-81.json
index 4d511848782..7fe14d17df3 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-81.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-81.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9e8a",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-82.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-82.json
index d114b36b956..46dcdfb63c1 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-82.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-82.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dba022",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-83.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-83.json
index 37f090ee38e..d0943962139 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-83.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-83.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45df1",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-84.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-84.json
index a70d3575070..8b4c639b3fb 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-84.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-84.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45de2",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-85.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-85.json
index 3f493ec3e64..b05ceb63453 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-85.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-85.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e481ff",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-86.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-86.json
index fcdbbcb7073..aa5b50cdad1 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-86.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-86.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbb47f",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-87.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-87.json
index fbc6a2e148f..b7831e788b8 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-87.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-87.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4a892",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-88.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-88.json
index a04591127d7..236085a277b 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-88.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-88.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e4814a",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-89.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-89.json
index d48b22ddd26..ec3bbf998b2 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-89.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-89.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9c58",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-9.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-9.json
index b6d36f97a72..8e51f1abea7 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-9.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-9.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9d8a",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-90.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-90.json
index 5c6bbd24175..da70daf29b7 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-90.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-90.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9d0e",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-91.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-91.json
index 1c5229f19e5..572c5e49053 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-91.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-91.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9cb5",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-92.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-92.json
index 28ad23151e4..76275751233 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-92.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-92.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45e15",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-93.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-93.json
index 65cd46c8eda..7f7ac703c32 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-93.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-93.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45de1",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-94.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-94.json
index 198f82c0aaa..37a90623f1f 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-94.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-94.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45b44",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-95.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-95.json
index 6df7410f25f..b8f69322f7e 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-95.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-95.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9d92",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-96.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-96.json
index 26aff568176..55c45a2d729 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-96.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-96.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9cef",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-97.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-97.json
index 0c75f217674..c636706f2f2 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-97.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-97.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121db9c21",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-98.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-98.json
index 0fdf0ff5253..c2c65526b30 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-98.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-98.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121e45d26",
diff --git a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-99.json b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-99.json
index 1f27f33946f..e58890336d7 100644
--- a/data/grid5000/sites/nancy/clusters/gros/nodes/gros-99.json
+++ b/data/grid5000/sites/nancy/clusters/gros/nodes/gros-99.json
@@ -167,6 +167,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x500a075121dbac66",
diff --git a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-1.json b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-1.json
index 77bad7cbf70..bf6f247a659 100644
--- a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-1.json
+++ b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-1.json
@@ -195,6 +195,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x64cd98f09f8c1d002577fac20390a63a",
diff --git a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-2.json b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-2.json
index 6cfbe134df4..67b90341b43 100644
--- a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-2.json
+++ b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-2.json
@@ -195,6 +195,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x64cd98f09f5a72002577fabc03912e15",
diff --git a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-3.json b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-3.json
index dca447be6b5..8569960f0ad 100644
--- a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-3.json
+++ b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-3.json
@@ -195,6 +195,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x64cd98f09f5a86002577fabf03952f56",
diff --git a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-4.json b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-4.json
index 94dc83b8fa5..a347c5b5b68 100644
--- a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-4.json
+++ b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-4.json
@@ -195,6 +195,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x64cd98f09f8c1f002577fac703934f94",
diff --git a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-5.json b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-5.json
index 7f95dbf93fe..5fb6295b4d1 100644
--- a/data/grid5000/sites/nancy/clusters/grue/nodes/grue-5.json
+++ b/data/grid5000/sites/nancy/clusters/grue/nodes/grue-5.json
@@ -195,6 +195,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x64cd98f09f8c0d002577face0399668f",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-1.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-1.json
index 96fa33c0cef..cf59774eebb 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-1.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-1.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b93315ab",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-10.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-10.json
index 29dfbb15797..204e53e7214 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-10.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-10.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915da70",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-11.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-11.json
index f259ed0bedb..1f1b6d5b4c6 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-11.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-11.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9157be1",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-12.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-12.json
index e38685f0f49..e5224cce47c 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-12.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-12.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b93364de",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-13.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-13.json
index ea806aee4d7..91284def2ec 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-13.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-13.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b932ed31",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-14.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-14.json
index add3ff05c33..e6cba30ae87 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-14.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-14.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9334573",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-15.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-15.json
index 71afbf6f3b6..49f2eff3dd6 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-15.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-15.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9334d12",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-16.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-16.json
index df90b048b6b..71fd2edc57e 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-16.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-16.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b93366e8",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-17.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-17.json
index 3fff1f91380..17af3163394 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-17.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-17.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915e6a6",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-18.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-18.json
index b2d840e591a..cd16115f061 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-18.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-18.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915c58f",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-19.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-19.json
index 26c87457aef..5eb3e3f05da 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-19.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-19.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9154683",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-2.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-2.json
index c2704c03a59..d5a61971d13 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-2.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-2.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b932f2bc",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-20.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-20.json
index 26750837ecc..79522513ed4 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-20.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-20.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9168163",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-21.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-21.json
index fd1dfe2cc37..7c329946ee6 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-21.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-21.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91bacba",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-22.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-22.json
index 06438aa070d..c6bb335aee9 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-22.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-22.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91b74f6",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-23.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-23.json
index 5354d8374ca..f9a524662a1 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-23.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-23.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91bb032",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-24.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-24.json
index 7e9a2646645..4e8c2aa2b9d 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-24.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-24.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91ba0ef",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-25.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-25.json
index a73ee9ac4d2..39c1f1a2679 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-25.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-25.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500ad6ddd6d",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-26.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-26.json
index 5a3b56cad43..f7c9d1c0136 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-26.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-26.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b93360b0",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-27.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-27.json
index 09449d45e8e..2fdb8466c32 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-27.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-27.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500ad6df578",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-28.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-28.json
index 7509f582d4e..65717882594 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-28.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-28.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915c705",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-29.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-29.json
index 066e2975e32..4a6e0138ec5 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-29.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-29.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915c294",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-3.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-3.json
index eaf15fbc756..26d76e95578 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-3.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-3.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b93364a7",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-30.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-30.json
index 69e7d05ee64..b6509ff5aca 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-30.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-30.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915d8cc",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-31.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-31.json
index 48f26652df0..882335e490e 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-31.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-31.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9156789",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-32.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-32.json
index 8a0f5b767e1..e730908464c 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-32.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-32.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915f70a",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-33.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-33.json
index 81d43ed3859..a23e60a98fa 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-33.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-33.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9158fb9",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-34.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-34.json
index 4089cc5bc1f..bb1287fd6c8 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-34.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-34.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b916b217",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-35.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-35.json
index 46bdc0e1f28..297691319fe 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-35.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-35.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91682e0",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-36.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-36.json
index f207a999b4e..c1c925bcf69 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-36.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-36.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500ad6241c4",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-37.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-37.json
index 77cb7be98d2..6cafad6b316 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-37.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-37.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915c045",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-38.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-38.json
index c0da504cdb4..e80edaba06e 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-38.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-38.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9157c19",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-39.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-39.json
index a2d55c9dbcd..00389a760d9 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-39.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-39.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91568d0",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-4.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-4.json
index 054cd65fa78..b51d1c2ae16 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-4.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-4.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b93325e8",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-40.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-40.json
index a5feafb2ef4..d6820d3011f 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-40.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-40.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915d1e5",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-41.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-41.json
index 5e8a37ed671..9523f80edf7 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-41.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-41.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91b8973",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-42.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-42.json
index d1b5f3342c3..edf0917af28 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-42.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-42.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91da350",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-43.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-43.json
index 02e7158e67f..a7e34e1ef26 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-43.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-43.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91bae6d",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-44.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-44.json
index 039cf65fe02..c6600695346 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-44.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-44.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91ba636",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-45.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-45.json
index 7226f20eb6b..d0397dbe940 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-45.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-45.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91671e7",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-46.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-46.json
index d71afa0dce0..78d86c75bac 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-46.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-46.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9156f5b",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-47.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-47.json
index b59f3c57048..679e914cad4 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-47.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-47.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9157a5a",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-48.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-48.json
index 3aa6fd8e818..429565e904b 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-48.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-48.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500ad6e229f",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-49.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-49.json
index b3541536aff..9b7e4b65417 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-49.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-49.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91bad73",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-5.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-5.json
index 91e59563229..273435004d4 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-5.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-5.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91bb1ed",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-50.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-50.json
index 2323853d0c8..ebb59942872 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-50.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-50.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91badab",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-51.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-51.json
index e8ac7be2402..48bf1508334 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-51.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-51.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915d9cb",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-52.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-52.json
index 8bc6d2140ce..cfef9916b51 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-52.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-52.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915c316",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-53.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-53.json
index f2eeb80827b..41b287e2a62 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-53.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-53.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500ad6e404d",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-54.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-54.json
index 9d80c2d4157..afa54e98599 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-54.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-54.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500ad6e09e7",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-55.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-55.json
index 6ffa92eeeef..2f5afa289aa 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-55.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-55.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915bfa9",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-56.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-56.json
index 0cec4fe8a60..aaff367e876 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-56.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-56.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91560cc",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-57.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-57.json
index 4ce4c9d2368..d312f11a119 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-57.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-57.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915dad7",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-58.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-58.json
index 9aa2825b2b1..84852ef2b2c 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-58.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-58.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b916ae11",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-59.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-59.json
index e45e3464379..b4e1bc685ab 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-59.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-59.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915e558",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-6.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-6.json
index 3a3f3973657..d39ab69f9fc 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-6.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-6.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91b7199",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-60.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-60.json
index 97e8a686149..4f77a1f4b08 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-60.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-60.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b9153a9b",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-61.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-61.json
index 18609a8b8f7..ccd46daf6c0 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-61.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-61.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91bb2b6",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-62.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-62.json
index cd428144236..ad9b14cff68 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-62.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-62.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b915c3b5",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-63.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-63.json
index 92beb1832fa..40d89a7223f 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-63.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-63.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91bad02",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-64.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-64.json
index 5dc39300e1f..b292d987123 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-64.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-64.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91da1ef",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-7.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-7.json
index 9085f3f3727..11e63eb1195 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-7.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-7.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91ba41c",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-8.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-8.json
index 2a9aad90a1e..8ac0a0d7d70 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-8.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-8.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b91b7b04",
diff --git a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-9.json b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-9.json
index 5dc7e9c576e..48f63129a98 100644
--- a/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-9.json
+++ b/data/grid5000/sites/nancy/clusters/grvingt/nodes/grvingt-9.json
@@ -153,6 +153,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500b916812a",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-1.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-1.json
index 3c13a8e6afd..6dde2746773 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-1.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-1.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b1bb39c5",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-10.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-10.json
index 27a82248688..5e495615555 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-10.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-10.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee207107ae8",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-11.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-11.json
index 4303e882c78..73e93044514 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-11.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-11.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b1bb4a6d",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-12.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-12.json
index c7d31ac784e..621f79f8cd5 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-12.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-12.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c65a85b",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-13.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-13.json
index 9746b59d553..e626be15ab2 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-13.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-13.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b1ba5d63",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-14.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-14.json
index 42089a15791..a8b6d88ae69 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-14.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-14.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee207106c19",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-15.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-15.json
index 5bdf190312d..9443aeb8892 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-15.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-15.json
@@ -163,6 +163,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c659979",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-16.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-16.json
index 072fd93e55c..b80fd6c3b12 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-16.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-16.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c64d23d",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-17.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-17.json
index dfcf932d73f..70f05c2d960 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-17.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-17.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c6594dc",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-18.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-18.json
index 0708a5af9fe..669dbdb6c4f 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-18.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-18.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b1ba84f1",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-19.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-19.json
index a87c82027de..3e74af63d68 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-19.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-19.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c655ff4",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-2.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-2.json
index d2b9f26ba38..9bbeaf80c86 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-2.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-2.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b1bb4095",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-20.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-20.json
index a389357488c..746b164698b 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-20.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-20.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c658eea",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-21.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-21.json
index 9b0127878e9..b06d06ec4e5 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-21.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-21.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee207106833",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-22.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-22.json
index bca739988e8..0f92d34454b 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-22.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-22.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2071063ca",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-3.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-3.json
index c6bd2771c01..50ba703f441 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-3.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-3.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c659502",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-4.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-4.json
index 8d1cf0a5dbf..ee9bd740fa6 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-4.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-4.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c65918c",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-5.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-5.json
index 6d321430d82..ddf9339e15c 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-5.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-5.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee25c658e9c",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-6.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-6.json
index 50f2c483d05..7296bac1c4a 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-6.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-6.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee207107f8d",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-7.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-7.json
index e8146341e74..dba4d48006c 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-7.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-7.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b1bb3ef7",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-8.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-8.json
index de54f7b00f1..28b6cd2b8c6 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-8.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-8.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee2b1bb484c",
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-9.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-9.json
index 5c6740c818a..28db0835f7a 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-9.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-9.json
@@ -162,6 +162,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee207109227",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-1.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-1.json
index 7d1662e1908..5e910ada158 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-1.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-1.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890071",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-10.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-10.json
index 7a18f9d5fcf..f4cbc0d4a3e 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-10.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-10.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890041",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-11.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-11.json
index 1c4122915c3..fc7b67348f7 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-11.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-11.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a969",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-12.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-12.json
index 932a4664f64..f953211aa3e 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-12.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-12.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a90d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-13.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-13.json
index 76710857e71..893d24f9b81 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-13.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-13.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890009",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-14.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-14.json
index 5b7e84a2398..56330be1af5 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-14.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-14.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc88fff5",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-15.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-15.json
index bd0282835cf..cf5ca53b4c4 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-15.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-15.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc88fffd",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-16.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-16.json
index bcfa1974796..c3a3a3dac5a 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-16.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-16.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890061",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-17.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-17.json
index 346591d81d5..89fccd5c2f8 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-17.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-17.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc88c98d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-18.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-18.json
index f727d2cf134..5a908e15fdb 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-18.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-18.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890005",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-19.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-19.json
index 144339447d3..78edf023a46 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-19.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-19.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc88c985",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-2.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-2.json
index 26ee25f6b56..48df75f922b 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-2.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-2.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890079",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-20.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-20.json
index c588998153e..ff4a42f31d9 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-20.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-20.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89006d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-21.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-21.json
index 9606770ab04..9e257bb679b 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-21.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-21.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a92d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-22.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-22.json
index 49070254d95..67abb353492 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-22.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-22.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc88ffe5",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-23.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-23.json
index d14a31a81c7..81c60d37551 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-23.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-23.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a9b9",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-24.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-24.json
index e8c66e84c67..13675cca38a 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-24.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-24.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89ff4d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-25.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-25.json
index 91f297a4ed7..a93e6869a8a 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-25.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-25.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a955",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-26.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-26.json
index 53150833ae8..b2f079c488d 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-26.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-26.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a949",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-27.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-27.json
index 1fdebe1494e..751134e1be8 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-27.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-27.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a915",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-28.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-28.json
index d929ce17b8e..9f57c9ebbe8 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-28.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-28.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a921",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-29.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-29.json
index 9f19162afa6..ea3800a8fcd 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-29.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-29.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a931",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-3.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-3.json
index f7fd606adab..1e7da540ff2 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-3.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-3.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890035",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-30.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-30.json
index cf854b1c785..e37e7a3d6f4 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-30.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-30.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a975",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-31.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-31.json
index 18693de1479..c5e0ea26e2d 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-31.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-31.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a941",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-32.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-32.json
index 0d6e165539c..fe5ece51688 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-32.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-32.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a929",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-33.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-33.json
index 1fe749c6414..f78cdffb965 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-33.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-33.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a971",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-34.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-34.json
index 27c69f84672..cdb09be994e 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-34.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-34.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a9ad",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-35.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-35.json
index f0eb5cd14b5..890ed9ae64a 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-35.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-35.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a9b1",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-36.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-36.json
index 2f4b42550af..149b15b519e 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-36.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-36.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a919",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-37.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-37.json
index 24b1a62f533..8d4e614bced 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-37.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-37.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a9a1",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-38.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-38.json
index 0c5429fce46..01f60938972 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-38.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-38.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89ff21",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-39.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-39.json
index cdd9e564d13..c46517eac9b 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-39.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-39.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a999",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-4.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-4.json
index cabffdbcea6..23889400eda 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-4.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-4.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89000d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-40.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-40.json
index 597cdaffce2..a4ea537f59b 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-40.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-40.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a96d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-41.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-41.json
index f95fb480acf..737be6a57b6 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-41.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-41.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a91d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-42.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-42.json
index 2d5a67e15bd..1f191d316ad 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-42.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-42.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a945",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-43.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-43.json
index e588f2e4ac8..ff01348af3b 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-43.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-43.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890021",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-44.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-44.json
index a831063ce03..07b046f354c 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-44.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-44.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a911",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-45.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-45.json
index 894147a6375..120098c6a37 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-45.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-45.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890065",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-46.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-46.json
index b2a6e74cd03..0615ea89c71 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-46.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-46.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89ff1d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-47.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-47.json
index c0481cb7290..2a4cd8ddeab 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-47.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-47.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc88fff1",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-48.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-48.json
index 90332952987..cbbf801ad9a 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-48.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-48.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a9a5",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-5.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-5.json
index b488c9d860d..b0ca2e774fa 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-5.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-5.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890081",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-6.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-6.json
index 2f1e528e951..522052103a7 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-6.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-6.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc890011",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-7.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-7.json
index afacd48c279..c89fd3f7627 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-7.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-7.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89a94d",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-8.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-8.json
index 1947cb60214..2c722ceebef 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-8.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-8.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89ff19",
diff --git a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-9.json b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-9.json
index 0c3e1c69679..e39d57a8c18 100644
--- a/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-9.json
+++ b/data/grid5000/sites/nantes/clusters/ecotype/nodes/ecotype-9.json
@@ -178,6 +178,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000397cc89001d",
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-1.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-1.json
index 97dcb5bc2c6..9282266f3f6 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-1.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-1.json
@@ -208,6 +208,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000c0f02df1a80",
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-2.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-2.json
index b234430d94b..5f5adabd719 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-2.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-2.json
@@ -208,6 +208,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000c0f0288e4d4",
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-3.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-3.json
index 8e60d017965..139c0e397e9 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-3.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-3.json
@@ -208,6 +208,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee755948ca4",
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-4.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-4.json
index bc6e12c2415..3bae7ea7748 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-4.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-4.json
@@ -208,6 +208,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000c0f0288ddc4",
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-5.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-5.json
index 5e3eb273a9e..25f87cb9b18 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-5.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-5.json
@@ -208,6 +208,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000c0f022bf824",
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-6.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-6.json
index 32616fc45cb..8346a1acd9a 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-6.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-6.json
@@ -208,6 +208,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000c0f022bf804",
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-7.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-7.json
index 409e1a29911..3e17e1c81e2 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-7.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-7.json
@@ -208,6 +208,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000c0f022bf654",
diff --git a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-8.json b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-8.json
index 352affd061d..1bbb7f09324 100644
--- a/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-8.json
+++ b/data/grid5000/sites/rennes/clusters/paranoia/nodes/paranoia-8.json
@@ -208,6 +208,9 @@
       "available": false
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50000c0f02df020c",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
index aabad109730..b023c0195a1 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-1.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214cb8ec2",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
index c44793e7fad..3389530a5fb 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-10.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca8844",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
index 695d2e9b2e1..c64fb6f7ffc 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-11.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214c88e81",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
index 0d9ab7061c7..4a6890c6646 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-12.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214cb9dc5",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
index f877eb5ba8b..2a901d3dad7 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-13.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214cbef65",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
index 3490e46712a..cc6c22558a2 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-16.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca6979",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
index f41b766d537..cb65417f622 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-18.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca831b",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
index 6d9d87ad7ac..45186a22a09 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-19.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca7cc8",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
index d70ab48f4c0..8ee0457ee75 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-2.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214cb9da8",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
index 383e0b15249..2f57d189ad0 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-20.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214c8a4ac",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
index 2cc3ac5f9c7..e5f27ce4b84 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-21.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214cb9da5",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
index 2c3f6995f4a..cc2d173802c 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-24.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214c88487",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
index 03568595544..1dc0437cba7 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-25.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca2a94",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
index c4a8627a7e6..e37ce0a1ed2 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-3.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214cb19b0",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
index 1680a1a3a6d..31a458a88bd 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-4.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214cb6ad4",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
index b61b28db6c1..47eb36e78f0 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-5.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca6cca",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
index 773a602ddfd..b2c33ff33a0 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-6.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca8327",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
index 34dd862b302..60f1f7e9ce1 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-7.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca6ca1",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
index e0d2697afaa..fb85f2aa01e 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-8.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214ca5db1",
diff --git a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
index a7254e91fb1..d8155ddeb7a 100644
--- a/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
+++ b/data/grid5000/sites/rennes/clusters/parapide/nodes/parapide-9.json
@@ -193,6 +193,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000cca214cb9dba",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
index 1d6cbfaee09..eb18961fb25 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-1.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002673a867",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
index 62ee228c2e4..3ab81e667c6 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-11.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500267425e2",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
index c28fb1248f5..d970ec1ef2d 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-12.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500267381ab",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
index 2ca7e23c993..3878e2734c4 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-13.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50026724b25",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
index f5ca8e4089b..0ab27355e0d 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-15.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50026742543",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
index 9da9c87ccd8..3bf0cd60f4b 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-19.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500266f79b9",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
index d45f097f9ea..6468496751b 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-2.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002673584e",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
index 459abdbf38a..25cf3b89db2 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-20.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002673c0bf",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
index ee40aa760b0..ff13abfecce 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-21.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50026742333",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
index 9ea7e3266f3..e654321c1cc 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-22.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002673e9f4",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
index a4512a76ca1..dd467e2b503 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-25.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002673da68",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
index ada1fd6f99d..7363120cc38 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-28.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002674695f",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
index 0b96c9ea520..cf160a0e916 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-31.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50026732a4a",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
index 73641b3ee55..fe3d5046ff7 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-32.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002674224e",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
index 45729ab627e..ccc2769724a 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-35.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002673f30f",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
index bc67ebc35c4..724c88cec81 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-38.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c500267365d0",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
index b2415073df6..b8f12c3d3e6 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-8.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002673a237",
diff --git a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
index e3e89fe1b13..0b9ce0aad9e 100644
--- a/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
+++ b/data/grid5000/sites/rennes/clusters/parapluie/nodes/parapluie-9.json
@@ -226,6 +226,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5002673a23e",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-1.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-1.json
index e5826ed627d..983e3943d7b 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-1.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-1.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecfa5b",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-10.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-10.json
index a0987ba59f6..78a90e62a52 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-10.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-10.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb564b",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-11.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-11.json
index d9346134791..eb3aff0810b 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-11.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-11.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed2cb7",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-12.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-12.json
index 9a31575c628..aae3b5ac439 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-12.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-12.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecf8bb",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-13.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-13.json
index e79a8eae338..58eca9b236e 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-13.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-13.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb5853",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-14.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-14.json
index 190aec9aea9..27b256f08e8 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-14.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-14.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea2ad3",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-15.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-15.json
index c4cc39702a4..eba1e9bbad4 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-15.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-15.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed51df",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-16.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-16.json
index 9c89f5cb792..9463784f3d5 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-16.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-16.json
@@ -182,6 +182,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5007f5bda57",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-17.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-17.json
index cf583dc383d..6c161cf67f1 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-17.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-17.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecfb4f",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-18.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-18.json
index c5bcff2e529..9088e8bc602 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-18.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-18.json
@@ -182,6 +182,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb4ba3",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-19.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-19.json
index 583f02fac55..394ab1470d6 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-19.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-19.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ececf7",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-2.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-2.json
index c9bf565a3af..8b421d33679 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-2.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-2.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed5147",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-20.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-20.json
index c050495b02a..2b498af4f71 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-20.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-20.json
@@ -182,6 +182,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb45d3",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-21.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-21.json
index 9a73957734b..8ac264bc775 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-21.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-21.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed4767",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-22.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-22.json
index ad8a0e9809f..6042573f94c 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-22.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-22.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecf3c7",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-23.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-23.json
index b9e8edf9036..f19b21ef8f8 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-23.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-23.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb74eb",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-24.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-24.json
index 76e64e64ab6..c224ee685e5 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-24.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-24.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb7557",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-25.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-25.json
index b51559f9fe3..e4e1021c596 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-25.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-25.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea2faf",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-26.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-26.json
index 340e6ac474e..9c37c65a9e1 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-26.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-26.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed4c4f",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-27.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-27.json
index cc8a60aeef5..e94a989b8aa 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-27.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-27.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed2263",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-28.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-28.json
index 347bcccd8ce..98044e417fc 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-28.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-28.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea4a93",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-3.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-3.json
index e904426822b..6f7f411e862 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-3.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-3.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecf8d7",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-4.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-4.json
index baf573e2339..7773365431a 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-4.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-4.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed2f5f",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-5.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-5.json
index d3d8321d86b..b199edc3564 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-5.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-5.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed310f",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-6.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-6.json
index 4eea784ab91..84f6e1c4535 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-6.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-6.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed2d4f",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-7.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-7.json
index 44e46643cc0..973ab43b2fc 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-7.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-7.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed2a37",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-8.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-8.json
index 2bb4cf971ae..6327e4d46d8 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-8.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-8.json
@@ -182,6 +182,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed553f",
diff --git a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-9.json b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-9.json
index 117caa07b44..dda0db6e4ee 100644
--- a/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-9.json
+++ b/data/grid5000/sites/rennes/clusters/parasilo/nodes/parasilo-9.json
@@ -182,6 +182,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed518f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-1.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-1.json
index 4cb76eafcfc..7d580d715ce 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-1.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-1.json
@@ -182,6 +182,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb4fbb",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-10.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-10.json
index f5147607961..e72c4219f58 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-10.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-10.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb9323",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-11.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-11.json
index 9234d21d923..aa0a0843d88 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-11.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-11.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea949f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-12.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-12.json
index a2dac4a013e..e62a69ef005 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-12.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-12.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eae1bb",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-13.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-13.json
index 31e5ce65dff..bfc1c87e766 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-13.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-13.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eae193",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-14.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-14.json
index e24416ee9a9..bdeefd2a685 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-14.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-14.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb4c03",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-15.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-15.json
index c233b68085b..a3988f3164c 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-15.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-15.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb8583",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-16.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-16.json
index 6d49d253fcb..ebbc0e862a9 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-16.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-16.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed301b",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-17.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-17.json
index 0bbfd623f15..0dd255f752f 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-17.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-17.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea4927",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-18.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-18.json
index 2ecbd31248c..4b11cce0525 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-18.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-18.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea91a7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-19.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-19.json
index 60323fa0d7f..b1c94221767 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-19.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-19.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed3fff",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-2.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-2.json
index 89a231cb8a5..057f000d734 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-2.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-2.json
@@ -182,6 +182,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea3313",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-20.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-20.json
index eae07aa0069..8f1b6371049 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-20.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-20.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb4fe3",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-21.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-21.json
index bc99e55a9ec..99edd31f8e5 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-21.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-21.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5007e83552f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-22.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-22.json
index 710bee42b50..7572d73089b 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-22.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-22.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb6bf7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-23.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-23.json
index 07abd4a462f..2a52421ce8c 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-23.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-23.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea2f03",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-24.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-24.json
index 60480d03c44..e4d4a267285 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-24.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-24.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea87eb",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-25.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-25.json
index 769deefb2f0..41c9c6e3d26 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-25.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-25.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed595b",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-26.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-26.json
index a0c66e91272..b10797955d6 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-26.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-26.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eceba3",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-27.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-27.json
index 9ae482e6e8b..507d69ab07d 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-27.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-27.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed3007",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-28.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-28.json
index 031308b3f97..d72d2fa074b 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-28.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-28.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea69e7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-29.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-29.json
index 7b34d275480..8a8081b5932 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-29.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-29.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed269f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-3.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-3.json
index e4f0135e5c2..395b62d60da 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-3.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-3.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb48c7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-30.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-30.json
index 013b42683b1..f41781b3a29 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-30.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-30.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb2f1b",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-31.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-31.json
index 71c0266a8fd..f75f0b04e47 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-31.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-31.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eada3b",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-32.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-32.json
index cfe0970477a..d170ad85e8d 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-32.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-32.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb72df",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-33.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-33.json
index d0d0e6bbd09..f9493300e27 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-33.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-33.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed2e33",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-34.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-34.json
index d3b80e52f7d..e05292d90e4 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-34.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-34.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eab427",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-35.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-35.json
index 0529752a1eb..e3ec2bf5b08 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-35.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-35.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecfa73",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-36.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-36.json
index 0d62d8176d4..250c1db962e 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-36.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-36.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecf9d7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-37.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-37.json
index 86db0185de7..08b050b96ae 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-37.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-37.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb2f73",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-38.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-38.json
index c56926ac13e..a143211095b 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-38.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-38.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea75d7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-39.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-39.json
index ce2eff7cf8b..3fedad834c8 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-39.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-39.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea8def",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-4.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-4.json
index ae82e0eab56..1e2f6380e24 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-4.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-4.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb4d87",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-40.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-40.json
index df009d2fb25..efd772a4290 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-40.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-40.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb186f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-41.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-41.json
index bdf3f58f082..2cd4476d483 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-41.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-41.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea78cb",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-42.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-42.json
index 58c30140888..ceeee37423f 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-42.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-42.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eadf73",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-43.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-43.json
index a1da5ea1741..d024f08fced 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-43.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-43.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062e9fe5b",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-44.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-44.json
index 17268be2a43..87dbc6400d8 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-44.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-44.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea13a7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-45.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-45.json
index 7d5bf029be5..6c90277c77e 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-45.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-45.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb77bf",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-46.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-46.json
index 3a6b1fd92a5..96cdd0b32ea 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-46.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-46.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eafecf",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-47.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-47.json
index 0a3d87f5cee..9bfdc40c880 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-47.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-47.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed513b",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-48.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-48.json
index bc1de69dec5..a549f79d2ea 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-48.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-48.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea9bf7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-49.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-49.json
index 941ed5ca61e..d4c5a19560e 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-49.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-49.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea4d8f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-5.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-5.json
index ed94f38db40..f7738756d1e 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-5.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-5.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea014f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-50.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-50.json
index b2814c79153..a1cbae13754 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-50.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-50.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb8537",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-51.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-51.json
index 0ecd75743a1..60347fc97af 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-51.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-51.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb1597",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-52.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-52.json
index a3bb6b585d8..9d87008e7d1 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-52.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-52.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea7627",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-53.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-53.json
index bf54f44847e..b98357dae67 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-53.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-53.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb886f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-54.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-54.json
index 55936912b31..fe67608c1f1 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-54.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-54.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062e9fe77",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-55.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-55.json
index 0267fa3313f..16f4475e226 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-55.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-55.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed290b",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-56.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-56.json
index 973fc510f86..e81d6d77765 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-56.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-56.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea7c83",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-57.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-57.json
index 52fec664896..1711671cb40 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-57.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-57.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb394b",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-58.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-58.json
index fbe8d0d9091..eb8457a65b6 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-58.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-58.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecdf53",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-59.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-59.json
index 19838ccd8b8..c8d0d9ddf20 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-59.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-59.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ead9ef",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-6.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-6.json
index c37b6b36664..f512328e075 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-6.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-6.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb47b3",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-60.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-60.json
index c750d919d7c..1d4084d744a 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-60.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-60.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb0ffb",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-61.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-61.json
index 93ab92a84e2..136b4532db5 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-61.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-61.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea0ef3",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-62.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-62.json
index 0c1a60b45ee..b54994a0e9d 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-62.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-62.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5009833e3e7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-63.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-63.json
index 0ddfd310516..e1397e7338f 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-63.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-63.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb4d27",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-64.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-64.json
index 913947c622b..be0f53c71af 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-64.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-64.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb2943",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-65.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-65.json
index 3bad681ed96..390e5f800b3 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-65.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-65.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb5607",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-66.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-66.json
index 5f9c0867e29..939bc372622 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-66.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-66.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed4c43",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-67.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-67.json
index 4b5f44a5fbe..0e4af8c25df 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-67.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-67.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ed21f7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-68.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-68.json
index 99f4c1bf224..57427ada0dd 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-68.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-68.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ecea0f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-69.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-69.json
index 1de4a04be5c..6d1c2de8ac8 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-69.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-69.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb7ffb",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-7.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-7.json
index d57b238287e..bf53f23ea1f 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-7.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-7.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062e9e3f7",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-70.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-70.json
index ae513072147..cf82be31e33 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-70.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-70.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062eb349f",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-71.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-71.json
index 62fb05e046b..49c4dc243b0 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-71.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-71.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ead253",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-72.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-72.json
index f571a80bab4..d17ea8f2582 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-72.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-72.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c5007e834757",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-8.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-8.json
index d77dd64782c..eba4eded46e 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-8.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-8.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062ea0ac3",
diff --git a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-9.json b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-9.json
index f985bc9207d..625794b51db 100644
--- a/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-9.json
+++ b/data/grid5000/sites/rennes/clusters/paravance/nodes/paravance-9.json
@@ -196,6 +196,9 @@
       }
     }
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x5000c50062e9fe9f",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-1.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-1.json
index bcff18bfcbf..b328a849a6c 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-1.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-1.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752e5001f07d1950b91b9e1",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-10.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-10.json
index 1664b1a06de..e83cbb6405f 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-10.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-10.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-11.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-11.json
index d3e9a4ca784..b06ceb03584 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-11.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-11.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b9037553e001c8b46ff22e4be68",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-12.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-12.json
index 259eda0b448..aadee4d7098 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-12.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-12.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b90345bff001f07e13f08f10e11",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-13.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-13.json
index b57ea487c53..12f0896892a 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-13.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-13.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752bb001f07d07a82c2d95c",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-14.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-14.json
index d9b25dc3734..633d3bf05c1 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-14.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-14.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b9037505c001d2659c6080c88f0",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-15.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-15.json
index 2522ebc9baa..5482d9dada8 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-15.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-15.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b9037502e001abeb484fac1b82e",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-16.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-16.json
index fc91f87204f..5c124aaeb71 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-16.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-16.json
@@ -126,6 +126,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-17.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-17.json
index 3e26a357672..5e12036c22c 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-17.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-17.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-18.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-18.json
index 18097f9ee5a..b198a210e78 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-18.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-18.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b90375548002036e77b0b99af8e",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-19.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-19.json
index 10f3dd8f9a2..f08c9f1a9cb 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-19.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-19.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752b40012c3706c1f9e4287",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-2.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-2.json
index a347871595a..ceb61b83bef 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-2.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-2.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903750640012c36dd864a1d4d4",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-20.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-20.json
index de87c6eb5a5..6947e7e8f24 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-20.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-20.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b90375559001cff17810e7bffbf",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-21.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-21.json
index 8e975215804..cc593b1d6e8 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-21.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-21.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-22.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-22.json
index 3ebfc55bc64..b0ddd3ee0ee 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-22.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-22.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b9034f3ae001abeb7e77adf567a",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-23.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-23.json
index 550be70b259..f80bc701081 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-23.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-23.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b90375070001d2005e9ae2d7fce",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-24.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-24.json
index 72b9e27410d..acd700ee4ef 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-24.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-24.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752c6001cff19b50975e083",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-25.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-25.json
index c597ae34d1f..2d5ea8934ea 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-25.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-25.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752c9001d20088209806520",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-26.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-26.json
index e5903bfa531..1e32b5ad5c0 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-26.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-26.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903750430012c370d725fb5385",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-27.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-27.json
index a1fee948a70..6cc7e660b5c 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-27.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-27.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752ac001f07d212a17021f6",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-28.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-28.json
index 8b9b9562c4a..4a57d005e65 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-28.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-28.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752b70022be8dd307926bd4",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-29.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-29.json
index fc256acbe00..069a41ae0f5 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-29.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-29.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903755440012c3703e1ce84dfb",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-3.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-3.json
index 6572e6fa894..02466a34f9a 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-3.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-3.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-30.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-30.json
index fbdd5454afd..31a03bbf1ed 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-30.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-30.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b90375551001abeb87191b2bd58",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-31.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-31.json
index e489a8d2f34..973e08cd7a5 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-31.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-31.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752c10012c371242a8acfe9",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-32.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-32.json
index ad9017888d5..3f0c965cfb2 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-32.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-32.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b90375073001ab1b68e04dc42da",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-33.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-33.json
index b97af138b1c..1fb9addcc25 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-33.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-33.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752be001abeb9ec04a967d6",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-34.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-34.json
index 0818c55186d..65b36a3ab2b 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-34.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-34.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b9037554200193b6e6c04f7c43d",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-35.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-35.json
index 18cb1ac3c64..965a38e66dc 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-35.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-35.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752c300218f34310af7656c",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-36.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-36.json
index 838fc5ddffa..40ca0db3ca5 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-36.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-36.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752b8001ab1cc6c054cea3f",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-37.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-37.json
index e995aa76dc3..25777ceb863 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-37.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-37.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752b50012c37180301342d2",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-38.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-38.json
index f895e3d203a..0153ef6077d 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-38.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-38.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903751180012c3718f30ecde74",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-39.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-39.json
index ab2c24c8b31..0795a4bee9d 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-39.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-39.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-4.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-4.json
index 554e1280e68..396cfc12852 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-4.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-4.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903750980012c36f8611dd5f41",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-40.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-40.json
index bf8e4adbf20..f200579841f 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-40.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-40.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903750610012c371ae32c6754d",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-41.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-41.json
index 9b42b520d9a..4b72ffbdae4 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-41.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-41.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b90374f250012c371bd33c3fc6d",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-42.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-42.json
index 6c66f4f6c64..ee61a7b9a65 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-42.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-42.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903750230012c371cc349b16ce",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-43.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-43.json
index fc0b2ea8473..1201cc51369 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-43.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-43.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b9037553d001abeb94f2fdc575d",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-44.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-44.json
index 66275bfe294..c689f81bfb9 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-44.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-44.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b9037555a001f07f143053bf158",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-45.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-45.json
index 05229104559..e3399c67097 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-45.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-45.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-5.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-5.json
index 19fb1f299d0..7537997b531 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-5.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-5.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-6.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-6.json
index f3121feb6e0..9542166d59a 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-6.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-6.json
@@ -125,6 +125,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-7.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-7.json
index 21ec218d443..a8ce1388148 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-7.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-7.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b903752c40012c36fb414ae8263",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-8.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-8.json
index 368053706f5..91e7720538f 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-8.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-8.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b9037556b001da7a21d04c951a9",
diff --git a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-9.json b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-9.json
index 7db5ee1dfd3..2765eacce03 100644
--- a/data/grid5000/sites/sophia/clusters/suno/nodes/suno-9.json
+++ b/data/grid5000/sites/sophia/clusters/suno/nodes/suno-9.json
@@ -127,6 +127,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x60026b90374f1e001f07ebefbd64ae7e",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
index 7fec1514bbc..def00355d9f 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee10377365d",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
index ceba3054618..7fff79e3c39 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d2ac9e",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
index 72b75eac7a6..326b4f26698 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1037d9b0a",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
index 7ef8accb7c1..8e32daae335 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1037dca3a",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
index ac5de145336..c872758b2d5 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1ae21aa9f",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
index a161c796452..a37c525ef2b 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d29b95",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
index 547f2d61713..ee5d61f2e68 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d27392",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
index d84b0b88726..490dcfd03f7 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158cc0c27",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
index 7d978c42d5c..2f55c40bf95 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee10376fbf4",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
index cefb07f85ce..265a39e2672 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee10377597f",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
index 08557d0b63b..7cde275f81b 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee103774dad",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
index 40d284a4713..f860c4a5849 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1ae1ade58",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
index 7079554ccc1..a093c37fcdb 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1035611cc",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
index 6333a218e74..d739776ff75 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1034fc11a",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
index b864875fd3c..ca88bdb87b9 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1035017ca",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
index 6519e857048..2d80f7adf7b 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158ab3666",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
index f12ebad6300..680f721e622 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158c527af",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
index a18bed9de06..14be2b614bf 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1ae140810",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
index 012bc744f4e..4fe68281da7 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158c4f2bc",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
index 6fa6475d6d4..c1444c1fc39 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1ae13ef0b",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
index 69ceabee61e..6e8e83ae563 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1037d9c5c",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
index 2b528979c27..8be77d8569b 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
@@ -159,6 +159,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
index b6b452fb850..5eb98b539bf 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d2867d",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
index 405cdc47044..2ae2477a82d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d2ab65",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
index 3fc27482ee9..846ddc60398 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
@@ -160,6 +160,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1037db989",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
index 32978eb66cd..460c7160a40 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158df841f",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
index d36333c9291..f5ee5a90769 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d28b88",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
index f5fba23f704..09d1e37631b 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d27497",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
index 130c125528f..1f4cf1637aa 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d28666",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
index 2c7cbd89ead..1dcaacd3bd3 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee10356046d",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
index 1fac476ccd1..874ba81a05a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1ae1aea70",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
index 3a0e7e3c76e..4bb44814099 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee103564d75",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
index c9475fd386e..1b1d8130a55 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee10377055c",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
index c2633bcf2d4..edd03224b6c 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee103775968",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
index acb47d26db2..663bbc6fc04 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1ae1b17e1",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
index 5e13355985f..836ff05e2ca 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee103771a9a",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
index e9b78107dbc..2ccc5f7f82c 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158cc32ab",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
index 3af5610cea6..bdf2c95f5a1 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee10377331d",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
index 2dc20373c60..1852f1429eb 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1ae216ca4",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
index 505fd244df6..cdbe24755e6 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d274c4",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json
index ea35f4b90b5..cc0c14da757 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json
@@ -159,6 +159,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "node-was-not-available-to-retrieve-this-value",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
index c9a0a5d316d..98304ad808b 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee1037d9480",
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
index 909963e107b..01ddcf3884a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
@@ -162,6 +162,9 @@
   },
   "sensors": {
   },
+  "software": {
+    "standard-environment": "debian10-x64-std"
+  },
   "storage_devices": [
     {
       "by_id": "/dev/disk/by-id/wwn-0x50014ee158d2880d",
diff --git a/input/grid5000/sites/grenoble/clusters/dahu/dahu.yaml b/input/grid5000/sites/grenoble/clusters/dahu/dahu.yaml
index 00784476aae..87d37667676 100644
--- a/input/grid5000/sites/grenoble/clusters/dahu/dahu.yaml
+++ b/input/grid5000/sites/grenoble/clusters/dahu/dahu.yaml
@@ -12,6 +12,8 @@ nodes:
   dahu-[1-72]:
     processor:
       microarchitecture: Skylake
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 12790000000
       node_flops: 428900000000
diff --git a/input/grid5000/sites/grenoble/clusters/troll/troll.yaml b/input/grid5000/sites/grenoble/clusters/troll/troll.yaml
index 38c09f13fd9..7fcf3e0ed3d 100644
--- a/input/grid5000/sites/grenoble/clusters/troll/troll.yaml
+++ b/input/grid5000/sites/grenoble/clusters/troll/troll.yaml
@@ -9,6 +9,8 @@ nodes:
   troll-[1-4]:
     processor:
       microarchitecture: Cascade Lake-SP
+    software:
+      standard-environment: debian10-x64-std
     supported_job_types:
        deploy: true
        besteffort: true
diff --git a/input/grid5000/sites/grenoble/clusters/yeti/yeti.yaml b/input/grid5000/sites/grenoble/clusters/yeti/yeti.yaml
index 6504cfd0cd6..97907d651b1 100644
--- a/input/grid5000/sites/grenoble/clusters/yeti/yeti.yaml
+++ b/input/grid5000/sites/grenoble/clusters/yeti/yeti.yaml
@@ -11,6 +11,8 @@ nodes:
   yeti-[1-4]:
     processor:
       microarchitecture: Skylake
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 12240000000
       node_flops: 847200000000
diff --git a/input/grid5000/sites/lille/clusters/chetemi/chetemi.yaml b/input/grid5000/sites/lille/clusters/chetemi/chetemi.yaml
index f127d1a81ff..e25cd78a570 100644
--- a/input/grid5000/sites/lille/clusters/chetemi/chetemi.yaml
+++ b/input/grid5000/sites/lille/clusters/chetemi/chetemi.yaml
@@ -17,6 +17,8 @@ nodes:
       max_walltime: 0
     processor:
       microarchitecture: Broadwell
+    software:
+      standard-environment: debian10-x64-std
     performance:
         core_flops: 15690000000
         node_flops: 331400000000
diff --git a/input/grid5000/sites/lille/clusters/chiclet/chiclet.yaml b/input/grid5000/sites/lille/clusters/chiclet/chiclet.yaml
index ff9e5b4c855..950b1b8ab05 100644
--- a/input/grid5000/sites/lille/clusters/chiclet/chiclet.yaml
+++ b/input/grid5000/sites/lille/clusters/chiclet/chiclet.yaml
@@ -17,6 +17,8 @@ nodes:
       max_walltime: 0
     processor:
       microarchitecture: Zen
+    software:
+      standard-environment: debian10-x64-std
     performance:
         core_flops: 12600000000
         node_flops: 380100000000
diff --git a/input/grid5000/sites/lille/clusters/chifflet/chifflet.yaml b/input/grid5000/sites/lille/clusters/chifflet/chifflet.yaml
index 842014b0948..87150f45a68 100644
--- a/input/grid5000/sites/lille/clusters/chifflet/chifflet.yaml
+++ b/input/grid5000/sites/lille/clusters/chifflet/chifflet.yaml
@@ -17,6 +17,8 @@ nodes:
       max_walltime: 0
     processor:
       microarchitecture: Broadwell
+    software:
+      standard-environment: debian10-x64-std
     performance:
         core_flops: 15730000000
         node_flops: 419500000000
diff --git a/input/grid5000/sites/lille/clusters/chifflot/chifflot.yaml b/input/grid5000/sites/lille/clusters/chifflot/chifflot.yaml
index 18e06a84445..e2ffe57eba3 100644
--- a/input/grid5000/sites/lille/clusters/chifflot/chifflot.yaml
+++ b/input/grid5000/sites/lille/clusters/chifflot/chifflot.yaml
@@ -17,6 +17,8 @@ nodes:
       max_walltime: 0
     processor:
       microarchitecture: Skylake
+    software:
+      standard-environment: debian10-x64-std
     performance:
         core_flops: 16360000000
         node_flops: 408900000000
diff --git a/input/grid5000/sites/luxembourg/clusters/granduc/granduc.yaml b/input/grid5000/sites/luxembourg/clusters/granduc/granduc.yaml
index 23caff1d19a..428178a9d15 100644
--- a/input/grid5000/sites/luxembourg/clusters/granduc/granduc.yaml
+++ b/input/grid5000/sites/luxembourg/clusters/granduc/granduc.yaml
@@ -9,6 +9,8 @@ nodes:
   granduc-[1-22]:
     processor:
       microarchitecture: Clovertown
+    software:
+      standard-environment: debian10-x64-std
     performance:
       node_flops: 44.07e+9
       core_flops: 6.409e+9
diff --git a/input/grid5000/sites/luxembourg/clusters/petitprince/petitprince.yaml b/input/grid5000/sites/luxembourg/clusters/petitprince/petitprince.yaml
index 810399c6709..d74efd7b56f 100644
--- a/input/grid5000/sites/luxembourg/clusters/petitprince/petitprince.yaml
+++ b/input/grid5000/sites/luxembourg/clusters/petitprince/petitprince.yaml
@@ -9,6 +9,8 @@ nodes:
   petitprince-[1-16]:
     processor:
       microarchitecture: Sandy Bridge
+    software:
+      standard-environment: debian10-x64-std
     performance:
       node_flops: 130.6e+9
       core_flops: 12.14e+9
diff --git a/input/grid5000/sites/lyon/clusters/gemini/gemini.yaml b/input/grid5000/sites/lyon/clusters/gemini/gemini.yaml
index d32ed5e55ab..c711356b5dd 100644
--- a/input/grid5000/sites/lyon/clusters/gemini/gemini.yaml
+++ b/input/grid5000/sites/lyon/clusters/gemini/gemini.yaml
@@ -41,6 +41,8 @@ nodes:
       node_flops: 544510000000
     processor:
       microarchitecture: Broadwell
+    software:
+      standard-environment: debian10-x64-std
     network_adapters:
       bmc:
         interface: Ethernet
diff --git a/input/grid5000/sites/lyon/clusters/hercule/hercule.yaml b/input/grid5000/sites/lyon/clusters/hercule/hercule.yaml
index e1c2c51cda5..5d9b773dfae 100644
--- a/input/grid5000/sites/lyon/clusters/hercule/hercule.yaml
+++ b/input/grid5000/sites/lyon/clusters/hercule/hercule.yaml
@@ -11,6 +11,8 @@ nodes:
   hercule-[1-4]:
     processor:
       microarchitecture: Sandy Bridge
+    software:
+      standard-environment: debian10-x64-std
     performance:
         core_flops: 10170000000
         node_flops: 127100000000
diff --git a/input/grid5000/sites/lyon/clusters/nova/nova.yaml b/input/grid5000/sites/lyon/clusters/nova/nova.yaml
index 0f4a4f9e09f..b70301bda87 100644
--- a/input/grid5000/sites/lyon/clusters/nova/nova.yaml
+++ b/input/grid5000/sites/lyon/clusters/nova/nova.yaml
@@ -11,6 +11,8 @@ nodes:
   nova-[1-23]:
     processor:
       microarchitecture: Broadwell
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 16120000000
       node_flops: 277800000000
diff --git a/input/grid5000/sites/lyon/clusters/orion/orion.yaml b/input/grid5000/sites/lyon/clusters/orion/orion.yaml
index 6580ec2a925..02e4fa018de 100644
--- a/input/grid5000/sites/lyon/clusters/orion/orion.yaml
+++ b/input/grid5000/sites/lyon/clusters/orion/orion.yaml
@@ -10,6 +10,8 @@ nodes:
   orion-[1-4]:
     processor:
       microarchitecture: Sandy Bridge
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 11900000000
       node_flops: 147200000000
diff --git a/input/grid5000/sites/lyon/clusters/sagittaire/sagittaire.yaml b/input/grid5000/sites/lyon/clusters/sagittaire/sagittaire.yaml
index 9029e79164d..61896331640 100644
--- a/input/grid5000/sites/lyon/clusters/sagittaire/sagittaire.yaml
+++ b/input/grid5000/sites/lyon/clusters/sagittaire/sagittaire.yaml
@@ -22,6 +22,8 @@ nodes:
   sagittaire-[1-79]:
     processor:
       microarchitecture: K8
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 3929000000
       node_flops: 7440000000
diff --git a/input/grid5000/sites/lyon/clusters/taurus/taurus.yaml b/input/grid5000/sites/lyon/clusters/taurus/taurus.yaml
index 3e1ed6902f4..859b619e077 100644
--- a/input/grid5000/sites/lyon/clusters/taurus/taurus.yaml
+++ b/input/grid5000/sites/lyon/clusters/taurus/taurus.yaml
@@ -10,6 +10,8 @@ nodes:
   taurus-[1-16]:
     processor:
       microarchitecture: Sandy Bridge
+    software:
+      standard-environment: debian10-x64-std
     performance:
         core_flops: 11770000000
         node_flops: 146900000000
diff --git a/input/grid5000/sites/nancy/clusters/graffiti/graffiti.yaml b/input/grid5000/sites/nancy/clusters/graffiti/graffiti.yaml
index 392cf97a948..e2396117168 100644
--- a/input/grid5000/sites/nancy/clusters/graffiti/graffiti.yaml
+++ b/input/grid5000/sites/nancy/clusters/graffiti/graffiti.yaml
@@ -9,6 +9,8 @@ nodes:
   graffiti-[1-13]:
     processor:
       microarchitecture: Skylake
+    software:
+      standard-environment: debian10-x64-std
     supported_job_types:
        deploy: true
        besteffort: true
diff --git a/input/grid5000/sites/nancy/clusters/graoully/graoully.yaml b/input/grid5000/sites/nancy/clusters/graoully/graoully.yaml
index c934edfebf2..a1458b68ca4 100644
--- a/input/grid5000/sites/nancy/clusters/graoully/graoully.yaml
+++ b/input/grid5000/sites/nancy/clusters/graoully/graoully.yaml
@@ -12,6 +12,8 @@ nodes:
   graoully-[1-16]:
     processor:
       microarchitecture: Haswell
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 15480000000
       node_flops: 250700000000
diff --git a/input/grid5000/sites/nancy/clusters/graphique/graphique.yaml b/input/grid5000/sites/nancy/clusters/graphique/graphique.yaml
index 4995cefc0b6..d46d1297965 100644
--- a/input/grid5000/sites/nancy/clusters/graphique/graphique.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphique/graphique.yaml
@@ -19,6 +19,8 @@ nodes:
       besteffort: true
     processor:
       microarchitecture: Haswell
+    software:
+      standard-environment: debian10-x64-std
     storage_devices:
       sda:
         interface: SCSI
diff --git a/input/grid5000/sites/nancy/clusters/graphite/graphite.yaml b/input/grid5000/sites/nancy/clusters/graphite/graphite.yaml
index bbb2f0c3202..2d7096d1af9 100644
--- a/input/grid5000/sites/nancy/clusters/graphite/graphite.yaml
+++ b/input/grid5000/sites/nancy/clusters/graphite/graphite.yaml
@@ -16,6 +16,8 @@ nodes:
       node_flops: 187.90e+9
     processor:
       microarchitecture: Sandy Bridge
+    software:
+      standard-environment: debian10-x64-std
     supported_job_types:
       deploy: true
       besteffort: true
diff --git a/input/grid5000/sites/nancy/clusters/grcinq/grcinq.yaml b/input/grid5000/sites/nancy/clusters/grcinq/grcinq.yaml
index 9cd365dfca4..b70853b6198 100644
--- a/input/grid5000/sites/nancy/clusters/grcinq/grcinq.yaml
+++ b/input/grid5000/sites/nancy/clusters/grcinq/grcinq.yaml
@@ -9,6 +9,8 @@ nodes:
   grcinq-[1-48]:
     processor:
       microarchitecture: Sandy Bridge
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 11960000000
       node_flops: 201600000000
diff --git a/input/grid5000/sites/nancy/clusters/grele/grele.yaml b/input/grid5000/sites/nancy/clusters/grele/grele.yaml
index debba6e8798..09c6f13f690 100644
--- a/input/grid5000/sites/nancy/clusters/grele/grele.yaml
+++ b/input/grid5000/sites/nancy/clusters/grele/grele.yaml
@@ -21,6 +21,8 @@ nodes:
         available: false
     processor:
       microarchitecture: Broadwell
+    software:
+      standard-environment: debian10-x64-std
     network_adapters:
       eth0:
         enabled: true
diff --git a/input/grid5000/sites/nancy/clusters/grimani/grimani.yaml b/input/grid5000/sites/nancy/clusters/grimani/grimani.yaml
index 7c2c1b3ecf3..380db585c69 100644
--- a/input/grid5000/sites/nancy/clusters/grimani/grimani.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimani/grimani.yaml
@@ -21,6 +21,8 @@ nodes:
         available: false
     processor:
       microarchitecture: Haswell
+    software:
+      standard-environment: debian10-x64-std
     storage_devices:
       sda:
         interface: SATA
diff --git a/input/grid5000/sites/nancy/clusters/grimoire/grimoire.yaml b/input/grid5000/sites/nancy/clusters/grimoire/grimoire.yaml
index c00e4786f6e..6549ac84ae2 100644
--- a/input/grid5000/sites/nancy/clusters/grimoire/grimoire.yaml
+++ b/input/grid5000/sites/nancy/clusters/grimoire/grimoire.yaml
@@ -12,6 +12,8 @@ nodes:
   grimoire-[1-8]:
     processor:
       microarchitecture: Haswell
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 15440000000
       node_flops: 255800000000
diff --git a/input/grid5000/sites/nancy/clusters/grisou/grisou.yaml b/input/grid5000/sites/nancy/clusters/grisou/grisou.yaml
index 389cfdd5166..3aaed371727 100644
--- a/input/grid5000/sites/nancy/clusters/grisou/grisou.yaml
+++ b/input/grid5000/sites/nancy/clusters/grisou/grisou.yaml
@@ -13,6 +13,8 @@ nodes:
   grisou-[1-51]:
     processor:
       microarchitecture: Haswell
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 15380000000
       node_flops: 256800000000
diff --git a/input/grid5000/sites/nancy/clusters/gros/gros.yaml b/input/grid5000/sites/nancy/clusters/gros/gros.yaml
index 81829e4fe78..de36c4be563 100644
--- a/input/grid5000/sites/nancy/clusters/gros/gros.yaml
+++ b/input/grid5000/sites/nancy/clusters/gros/gros.yaml
@@ -9,6 +9,8 @@ nodes:
   gros-[1-124]:
     processor:
       microarchitecture: Cascade Lake-SP
+    software:
+      standard-environment: debian10-x64-std
     supported_job_types:
        deploy: true
        besteffort: true
diff --git a/input/grid5000/sites/nancy/clusters/grue/grue.yaml b/input/grid5000/sites/nancy/clusters/grue/grue.yaml
index a306ef086b7..5e1c77c2eb1 100644
--- a/input/grid5000/sites/nancy/clusters/grue/grue.yaml
+++ b/input/grid5000/sites/nancy/clusters/grue/grue.yaml
@@ -14,6 +14,8 @@
       node_flops: 430760000000
      processor:
        microarchitecture: Zen
+     software:
+       standard-environment: debian10-x64-std
      network_adapters:
        bmc:
          interface: Ethernet
diff --git a/input/grid5000/sites/nancy/clusters/grvingt/grvingt.yaml b/input/grid5000/sites/nancy/clusters/grvingt/grvingt.yaml
index 0250c4fe73a..acad54c063f 100644
--- a/input/grid5000/sites/nancy/clusters/grvingt/grvingt.yaml
+++ b/input/grid5000/sites/nancy/clusters/grvingt/grvingt.yaml
@@ -10,6 +10,8 @@ nodes:
   grvingt-[1-64]:
     processor:
       microarchitecture: Skylake
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 12770000000
       node_flops: 438800000000
diff --git a/input/grid5000/sites/nantes/clusters/econome/econome.yaml b/input/grid5000/sites/nantes/clusters/econome/econome.yaml
index ffe86749967..0caf0505540 100644
--- a/input/grid5000/sites/nantes/clusters/econome/econome.yaml
+++ b/input/grid5000/sites/nantes/clusters/econome/econome.yaml
@@ -10,6 +10,8 @@ nodes:
   econome-[1-22]:
     processor:
       microarchitecture: Sandy Bridge
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 14040000000
       node_flops: 207400000000
diff --git a/input/grid5000/sites/nantes/clusters/ecotype/ecotype.yaml b/input/grid5000/sites/nantes/clusters/ecotype/ecotype.yaml
index 7814cb0bf19..aa366a912cb 100644
--- a/input/grid5000/sites/nantes/clusters/ecotype/ecotype.yaml
+++ b/input/grid5000/sites/nantes/clusters/ecotype/ecotype.yaml
@@ -11,6 +11,8 @@ nodes:
   ecotype-[1-48]:
     processor:
       microarchitecture: Broadwell
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops:  13180000000
       node_flops: 275300000000
diff --git a/input/grid5000/sites/rennes/clusters/paranoia/paranoia.yaml b/input/grid5000/sites/rennes/clusters/paranoia/paranoia.yaml
index 4b42eb4d410..42c286d9fab 100644
--- a/input/grid5000/sites/rennes/clusters/paranoia/paranoia.yaml
+++ b/input/grid5000/sites/rennes/clusters/paranoia/paranoia.yaml
@@ -10,6 +10,8 @@ nodes:
   paranoia-[1-8]:
     processor:
       microarchitecture: Sandy Bridge
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 13800000000
       node_flops: 260000000000
diff --git a/input/grid5000/sites/rennes/clusters/parapide/parapide.yaml b/input/grid5000/sites/rennes/clusters/parapide/parapide.yaml
index 7a243ec6619..a73acfb30ff 100644
--- a/input/grid5000/sites/rennes/clusters/parapide/parapide.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapide/parapide.yaml
@@ -26,6 +26,8 @@ nodes:
               ambient: /MB/T_AMB  
     processor:
       microarchitecture: Nehalem
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 9170000000
       node_flops: 71150000000
diff --git a/input/grid5000/sites/rennes/clusters/parapluie/parapluie.yaml b/input/grid5000/sites/rennes/clusters/parapluie/parapluie.yaml
index c74b02ebebf..ceecd360afa 100644
--- a/input/grid5000/sites/rennes/clusters/parapluie/parapluie.yaml
+++ b/input/grid5000/sites/rennes/clusters/parapluie/parapluie.yaml
@@ -10,6 +10,8 @@ nodes:
   parapluie-[1-40]:
     processor:
       microarchitecture: K10
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 4932000000
       node_flops: 121200000000
diff --git a/input/grid5000/sites/rennes/clusters/parasilo/parasilo.yaml b/input/grid5000/sites/rennes/clusters/parasilo/parasilo.yaml
index 67eed5bc50e..03064508576 100644
--- a/input/grid5000/sites/rennes/clusters/parasilo/parasilo.yaml
+++ b/input/grid5000/sites/rennes/clusters/parasilo/parasilo.yaml
@@ -10,6 +10,8 @@ nodes:
   parasilo-[1-28]:
     processor:
       microarchitecture: Haswell
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 18720000000
       node_flops: 252800000000
diff --git a/input/grid5000/sites/rennes/clusters/paravance/paravance.yaml b/input/grid5000/sites/rennes/clusters/paravance/paravance.yaml
index 328827f3045..25f25511cfd 100644
--- a/input/grid5000/sites/rennes/clusters/paravance/paravance.yaml
+++ b/input/grid5000/sites/rennes/clusters/paravance/paravance.yaml
@@ -10,6 +10,8 @@ nodes:
   paravance-[1-72]:
     processor:
       microarchitecture: Haswell
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 14600000000
       node_flops: 245300000000
diff --git a/input/grid5000/sites/sophia/clusters/suno/suno.yaml b/input/grid5000/sites/sophia/clusters/suno/suno.yaml
index 87b01f9bc63..7e39caab9c0 100644
--- a/input/grid5000/sites/sophia/clusters/suno/suno.yaml
+++ b/input/grid5000/sites/sophia/clusters/suno/suno.yaml
@@ -10,6 +10,8 @@ nodes:
   suno-[1-45]:
     processor:
       microarchitecture: Nehalem
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 7140000000
       node_flops: 55460000000
diff --git a/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml b/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
index 3ee11c3eb0c..441e2405c6b 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
@@ -10,6 +10,8 @@ nodes:
   uvb-[1-44]:
     processor:
       microarchitecture: Westmere
+    software:
+      standard-environment: debian10-x64-std
     performance:
       core_flops: 9526000000
       node_flops: 103600000000
diff --git a/lib/refrepo/valid/input/schemas/schema-node.yaml b/lib/refrepo/valid/input/schemas/schema-node.yaml
index e8c49d1cdee..5eb3f166590 100644
--- a/lib/refrepo/valid/input/schemas/schema-node.yaml
+++ b/lib/refrepo/valid/input/schemas/schema-node.yaml
@@ -93,6 +93,8 @@ processor:
   ht_capable: boolean
   microarchitecture: string
 sensors: optional_hash
+software:
+  standard-environment: string
 status: optional_string
 storage_devices:
   <multi>:
-- 
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