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 058f85cb7460151e73d95215fa7bcff7cf3df534..98223539b7233bee4ef25247acc90e95ca7b55a9 100644
--- a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json
@@ -83,8 +83,8 @@
       "name": "eno1",
       "network_address": "troll-1.grenoble.grid5000.fr",
       "rate": 25000000000,
-      "sriov": false,
-      "sriov_totalvfs": 0,
+      "sriov": true,
+      "sriov_totalvfs": 63,
       "switch": "gw",
       "switch_port": "ethernet1/1/77",
       "vendor": "Mellanox Technologies"
@@ -102,8 +102,8 @@
       "mountable": false,
       "mounted": false,
       "name": "eno2",
-      "sriov": false,
-      "sriov_totalvfs": 0,
+      "sriov": true,
+      "sriov_totalvfs": 63,
       "vendor": "Mellanox Technologies"
     },
     {
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 acd60ae7820ce8bf03b47fdfcd6fd13fb1fa3b93..c4abfd3c6e485611eca71fb29db33bc625c78cb0 100644
--- a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json
@@ -83,8 +83,8 @@
       "name": "eno1",
       "network_address": "troll-2.grenoble.grid5000.fr",
       "rate": 25000000000,
-      "sriov": false,
-      "sriov_totalvfs": 0,
+      "sriov": true,
+      "sriov_totalvfs": 63,
       "switch": "gw",
       "switch_port": "ethernet1/1/78",
       "vendor": "Mellanox Technologies"
@@ -102,8 +102,8 @@
       "mountable": false,
       "mounted": false,
       "name": "eno2",
-      "sriov": false,
-      "sriov_totalvfs": 0,
+      "sriov": true,
+      "sriov_totalvfs": 63,
       "vendor": "Mellanox Technologies"
     },
     {
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 6332d3c916f956af58cf25b7cf2348477d73dc3d..f1888c17a5109d47707bbcdda65a7f8ad47812ca 100644
--- a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json
@@ -83,8 +83,8 @@
       "name": "eno1",
       "network_address": "troll-3.grenoble.grid5000.fr",
       "rate": 25000000000,
-      "sriov": false,
-      "sriov_totalvfs": 0,
+      "sriov": true,
+      "sriov_totalvfs": 63,
       "switch": "gw",
       "switch_port": "ethernet1/1/79",
       "vendor": "Mellanox Technologies"
@@ -102,8 +102,8 @@
       "mountable": false,
       "mounted": false,
       "name": "eno2",
-      "sriov": false,
-      "sriov_totalvfs": 0,
+      "sriov": true,
+      "sriov_totalvfs": 63,
       "vendor": "Mellanox Technologies"
     },
     {
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 31bdfc4ac7282584f509fefa7ae60d61adf32d6d..dfbb1028663a0c3d5cf46dec049c3f7b559e3812 100644
--- a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json
@@ -83,8 +83,8 @@
       "name": "eno1",
       "network_address": "troll-4.grenoble.grid5000.fr",
       "rate": 25000000000,
-      "sriov": false,
-      "sriov_totalvfs": 0,
+      "sriov": true,
+      "sriov_totalvfs": 63,
       "switch": "gw",
       "switch_port": "ethernet1/1/80",
       "vendor": "Mellanox Technologies"
@@ -102,8 +102,8 @@
       "mountable": false,
       "mounted": false,
       "name": "eno2",
-      "sriov": false,
-      "sriov_totalvfs": 0,
+      "sriov": true,
+      "sriov_totalvfs": 63,
       "vendor": "Mellanox Technologies"
     },
     {
diff --git a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.yaml b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.yaml
index 3c27b5ff3a71ef97830230ac4cab26c26182da33..3e6ebd10556de83fc9881ffa6c619f97d417bb33 100644
--- a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.yaml
+++ b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.yaml
@@ -34,8 +34,8 @@ troll-1:
       model: MT27710 Family [ConnectX-4 Lx]
       name: eno1
       rate: 25000000000
-      sriov: false
-      sriov_totalvfs: 0
+      sriov: true
+      sriov_totalvfs: 63
       vendor: Mellanox Technologies
     eth1:
       driver: mlx5_core
@@ -45,8 +45,8 @@ troll-1:
       management: false
       model: MT27710 Family [ConnectX-4 Lx]
       name: eno2
-      sriov: false
-      sriov_totalvfs: 0
+      sriov: true
+      sriov_totalvfs: 63
       vendor: Mellanox Technologies
     ib0:
       driver: hfi1
diff --git a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.yaml b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.yaml
index 9cd42960de278fde3cae2c1672418494c63503c9..97e24769fedad1c6e0dc2d813d070b59dbf2d7d6 100644
--- a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.yaml
+++ b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.yaml
@@ -34,8 +34,8 @@ troll-2:
       model: MT27710 Family [ConnectX-4 Lx]
       name: eno1
       rate: 25000000000
-      sriov: false
-      sriov_totalvfs: 0
+      sriov: true
+      sriov_totalvfs: 63
       vendor: Mellanox Technologies
     eth1:
       driver: mlx5_core
@@ -45,8 +45,8 @@ troll-2:
       management: false
       model: MT27710 Family [ConnectX-4 Lx]
       name: eno2
-      sriov: false
-      sriov_totalvfs: 0
+      sriov: true
+      sriov_totalvfs: 63
       vendor: Mellanox Technologies
     ib0:
       driver: hfi1
diff --git a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.yaml b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.yaml
index 4bccd51873e5f5af281432fbd87a30e7f4dc44ab..92a8fc161f43004cae22b5598d0c7fe1be073ab6 100644
--- a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.yaml
+++ b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.yaml
@@ -34,8 +34,8 @@ troll-3:
       model: MT27710 Family [ConnectX-4 Lx]
       name: eno1
       rate: 25000000000
-      sriov: false
-      sriov_totalvfs: 0
+      sriov: true
+      sriov_totalvfs: 63
       vendor: Mellanox Technologies
     eth1:
       driver: mlx5_core
@@ -45,8 +45,8 @@ troll-3:
       management: false
       model: MT27710 Family [ConnectX-4 Lx]
       name: eno2
-      sriov: false
-      sriov_totalvfs: 0
+      sriov: true
+      sriov_totalvfs: 63
       vendor: Mellanox Technologies
     ib0:
       driver: hfi1
diff --git a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.yaml b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.yaml
index 0352050804b323bb51f3e2e802745626aeb82138..1505be7435247a8440489873c001fc133eff5f60 100644
--- a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.yaml
+++ b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.yaml
@@ -34,8 +34,8 @@ troll-4:
       model: MT27710 Family [ConnectX-4 Lx]
       name: eno1
       rate: 25000000000
-      sriov: false
-      sriov_totalvfs: 0
+      sriov: true
+      sriov_totalvfs: 63
       vendor: Mellanox Technologies
     eth1:
       driver: mlx5_core
@@ -45,8 +45,8 @@ troll-4:
       management: false
       model: MT27710 Family [ConnectX-4 Lx]
       name: eno2
-      sriov: false
-      sriov_totalvfs: 0
+      sriov: true
+      sriov_totalvfs: 63
       vendor: Mellanox Technologies
     ib0:
       driver: hfi1