diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-1.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-1.json
index d70d1321f19b33f53914301a92cb1147902e4afb..233fbaf4bce51080523b6ddcc44e018c9185908d 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-1.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-1.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-10.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-10.json
index ac0b6cf0d71f80df402d2f713a5289b71a36a71a..d3d4826f2932e4faec093e841feb8b41fb4a43b0 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-10.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-10.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-11.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-11.json
index f69578f44bebfaed6749b30a403f5f37db6f599c..e7f5f12b250ddd2ab2ae536f28c4d41014b2e129 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-11.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-11.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-12.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-12.json
index 483e854649301c677004bf9b25409729389237e1..6b8e826e5cf3f5e2d6e675f79bd6b9985014e602 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-12.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-12.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-13.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-13.json
index 5a54b10706619d863f7f6140c98c7d50a86755aa..ab6464c077c044459dc6747cfab4fca55ed1d955 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-13.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-13.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-2.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-2.json
index 3f341c912a22f7c4c152579b5f54b406a342c135..7216acf9138457d087c328015c22d464c8299a1f 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-2.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-2.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-3.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-3.json
index 7c3dea863c8ec9e40a6009a1752a68ad0c04a10b..be84f4195eaf103fdff5dcba43f8a76c9a09a5ad 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-3.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-3.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-4.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-4.json
index 96d9afcc43400ba5752549022b26d7ad475bef5b..69023f9ad9aab5ac6fd090446bd89417bef8e5a4 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-4.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-4.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-5.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-5.json
index 562b17b1e1e77127e5a2b18fdcfcaeb601516bc4..f7b3f9f366b2058170cfe5234a978e784788888b 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-5.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-5.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-6.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-6.json
index d19de018a90a0d9a4ca8ad66286f77f610a0ec99..6c8a6befcfff2885d43a74589ca3b13d9431725a 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-6.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-6.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-7.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-7.json
index eb3bfa8a519990eb52f16b6c3cb26e947d8c7f83..35c31b5c913d26709d90dd902914dfb8452ab4ad 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-7.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-7.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-8.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-8.json
index d16231b0dbeb27cdb8bf3955a5892f78bef1a591..1d5222e21aa4c3ed3b825c69549fcbb8369d291a 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-8.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-8.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-9.json b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-9.json
index 2c3a6f6934a07960f0f1e631a44bd2b69ea6e08c..8742af9b6168fb155f4e9b57bf0fa98d55576eb7 100644
--- a/data/grid5000/sites/sophia/clusters/uva/nodes/uva-9.json
+++ b/data/grid5000/sites/sophia/clusters/uva/nodes/uva-9.json
@@ -143,7 +143,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 4c54c6e9dec2868ef179656541d54eec33d00791..1fb978365b50776951218ac4ce07b2504b402faa 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-1.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 8072eee2d84f9a062d15cbcdc8fa4ac72b6d66f5..03bfb92a5554551d7f45c27a71777b824e48d7b7 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-10.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 2ebcc698b6ac11e3dadf01b10bf006e086c5d3e2..1811bdaab7275939d8fbd286be204de2aa0c4116 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-11.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 683046d9bbdcfb7962fff013137999a389cea9a0..bf0722e600bb3cbe54934626d2e7a717a156526d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-12.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json
index c85fa40a355204a140e5c6b50d768aefc1ab227a..12cd179184a270b94ae2400db0afeb691dd82d17 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-13.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 7bc2aaafa6a7ee89cfecea86e7f7c9c041565a3e..2623a7db9db36e6dedc058ebde62dc89ba31c5f3 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-14.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 86e269344e03da194ec795384a0b927a5ea5f541..a329a9c53b79726fdd4802744685ca2f888b7e7d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-15.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 ab57388116767acf65568f8b15232f93570e5ac5..f99ecbf818193e50a8298df0f082e4605c015e6d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-16.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 96f2102edb64948e85c8e8a9ab6bf351ec1b0e4a..75b6a8762adc57d853f5eb517fcc41126887f434 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-17.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 60eef129e813fbd8b2003e114fca5c276ceece32..2fd1f3b58addd8c34a5ba54a2f3aac901a24fd3a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-18.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 35808c86f88c91f7e5435a23118f776553eb2711..9e2cc483c647c91059da3126eee4258b33bb050d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-19.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 ec924c67db01dfc11411eda066661c07e28cca32..ed7232c37829f24b5253b6b5a7639eff248f8eab 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-2.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 981c8670e20c1f923b99b84d9334e2981ccb17a9..17485c5f3d77d5c3132c8eb5f68e9da07398c6dc 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-20.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 909a4b9bff3660cd93dd03d03ab0de3f71d70cb2..30b44dba6a487b4e4deb7729375c69bcd58ca20a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-21.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 54b13313b87164d8dd5d1fe48c4bb472951dac38..8e68796959ea958f36847d64280894225936e3eb 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-22.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 4370a6c986a8ce5cc06a75304e6d6fdf5c3b5b7d..756b02134092e3cff438c7f854b4f50ec2233f8b 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-23.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 d08fef683b8fe50fc16ab033d95bc69d8c7cda69..5401ad58125316b31ffda4fc118fc7e621d19f21 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-24.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 63566a5c9e4a801889c995001acfd3eb3802d237..54d44a64cc8f9b2782e30215506e131ae17868d6 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-25.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 f622defb007785357b5541f31b929a469ab4db74..6931ba4507c774280422de412a74fe0089d5ec99 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-26.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 f4869156e49ec3964fe69223e4ede468e9b772f0..4692316555b43dc49a772645129f64389c79918b 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-27.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 cb771ad138e4e6bd0fe40510a2e46ed74dc3b617..d9166a2d015271c684033bd168ad0dc55213bf87 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-28.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 a3a0c6c99258169568c0884f7f107e091edc505c..b88dc618b15794e05ab0479ac1633dba40f99d59 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-29.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 a9388a0c7134c74d9c94c0d4c6e25ca47fee8f87..b5dc160acfdaa6e8f67d847aafb709865bd3a05d 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-3.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 140ab2a8ffec0c2a068ec3491c50f273aa61a481..25a0477dfbd60cc2545300f80dc28ec3259c00a2 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-30.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 28240638d2bb3a879cf18aedd85796589148e070..ddbf4a08d7d96119dd2dd3525d542bb3b404d986 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-31.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 222147b4a0805ea1e4b49754071361ce4e559c31..6b9dd3cbd5d6919474bbafe294ba4fd85b166278 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-32.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 efa8fa33d5183426fe44cd25ddcff8a4370ab931..2d649eb72998d59ce4f801e480505d28c238343f 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-33.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 5dcf26af62441745950ac10216fdcfc874d4c2e7..37b04bdff98982e8dd729f6341552d435b395ab9 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-34.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 df5400ffeaffbd3e9b42f78a9d8a411c70dade9a..abf906813c74bb75497f9da2548626fc26ea0e51 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-35.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 1b3c3b586e67eb1c5e53154a1b4074e81ec325b9..39163075de18402003184c94586cfe3f78679da7 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-36.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 f10137fa9dbee8041ce6b56bd44a1acafaaa5a81..63e18707c4d80945c6ac688de727cbf6c5c40298 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-37.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 212f97846674817e5640a6f2b249ed9cddb4535f..b22b54c2225945576e829d940939f29a26175f07 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-38.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 be9708090e1e5a0d2e68caf272d72f1b4753cfaf..9d8b5e2cc7caa5fe5c2822ed8f4dd71dc184bcd9 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-39.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 54ad701c60764404df1c54c0d64143d81d385197..f3faa668062d820945df22ef068e6eeae746b41a 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-4.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 f3568872fd14e3cfd277592c05a8cd271cab8607..81adbb041dca0749df61d228a852c7e291baccf4 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-40.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 ccce4bc52c66d986365c3c33394aac4361b284ab..af163ab2ea11b689eeb4857e710e5230e9ffd2a4 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-41.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 fb305ff71aa0bfc967f03b2516d718813c2cdf65..8bcb66c07329876c4dc4ac236bace51ca61c84a1 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-42.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 75a2d32545cac0e39da304853ae61c86b4050eca..576adde52144f31c68a09460c48125d0b5bbc3d9 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-43.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 e20ad2f11cc12798d727c6489e87b483f574039e..96ab695fe9ecab5078defd42996306c66f2c88ee 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-44.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 427f6f91abc1a5ca97a6b11d2aa103bba1ccda69..a8c1d35b1973fd0959989f807401f126d117f285 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-5.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 ce602fa1c57e71253f440950fed86cc6b3d9dc2c..d9bfd011e6348105940fbfa5aae89a30ecc515d6 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-6.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 a81f6e74fc21c9433463eadbbe75b58193017c9e..e3e6aca858aeff3642b856d2e2fc98e850c44568 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-7.json
@@ -120,7 +120,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 5147fe838e32e408d5133208f6342978acb9e85a..bd00657a69179f90b9c34a7599940f84c81d170c 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-8.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
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 0915473b779a076e7533eab44afb827fa6986150..e2d4566c39731599d75fe8940bfad1f4fecc7778 100644
--- a/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
+++ b/data/grid5000/sites/sophia/clusters/uvb/nodes/uvb-9.json
@@ -123,7 +123,7 @@
     }
   ],
   "supported_job_types": {
-    "besteffort": true,
+    "besteffort": false,
     "deploy": true,
     "max_walltime": 0,
     "queues": [
diff --git a/input/grid5000/sites/sophia/clusters/uva/uva.yaml b/input/grid5000/sites/sophia/clusters/uva/uva.yaml
index 3f78b53e83ed1167d10745cde02fb88c6f155ba8..87ceff4fc36b96685d6d0ff5071605418adb84cf 100644
--- a/input/grid5000/sites/sophia/clusters/uva/uva.yaml
+++ b/input/grid5000/sites/sophia/clusters/uva/uva.yaml
@@ -21,7 +21,7 @@ nodes:
       version: E7450
     supported_job_types:
       deploy: true
-      besteffort: true
+      besteffort: false
       queues:
         - testing
         - admin
diff --git a/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml b/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
index 61e6c7c1b357e8dd1c839d9a0531469f7447f353..ac1c7ebe20ff2fa47c70b7ddc2e93b5f0092eb4c 100644
--- a/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
+++ b/input/grid5000/sites/sophia/clusters/uvb/uvb.yaml
@@ -21,7 +21,7 @@ nodes:
       version: X5670
     supported_job_types:
       deploy: true
-      besteffort: true
+      besteffort: false
       queues:
         - testing
         - admin