diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-33.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-1.json
old mode 100755
new mode 100644
similarity index 56%
rename from data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-33.json
rename to data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-1.json
index a69daa6bc97b7e94c153e1442aef9181b742a52b..4c4a8023e9f1705fd14a1c10355887b8f6c95c4c
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-33.json
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-1.json
@@ -2,37 +2,30 @@
   "architecture": {
     "platform_type": "x86_64",
     "smp_size": 2,
-    "smt_size": 2
+    "smt_size": 8
   },
   "main_memory": {
-    "ram_size": 2147483648,
+    "ram_size": 34359738368,
     "virtual_size": null
   },
   "network_adapters": [
     {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.35",
-      "network_address": "paravent-33.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
+      "driver": "e1000e",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "e1000e",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
@@ -40,25 +33,25 @@
     "cache_l1d": null,
     "cache_l1i": null,
     "cache_l2": null,
-    "clock_speed": 2000000000,
+    "clock_speed": 2500000000.0,
     "instruction_set": "",
-    "model": "AMD Opteron",
+    "model": "Intel Xeon",
     "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
+    "vendor": "Intel",
+    "version": "L5420"
   },
   "storage_devices": [
     {
-      "driver": "sata_nv",
+      "driver": "ata_piix",
       "interface": "SATA",
-      "size": 74505805969.2383
+      "size": 149011611938.477
     }
   ],
   "supported_job_types": {
     "besteffort": true,
     "deploy": true,
-    "virtual": false
+    "virtual": "ivt"
   },
   "type": "node",
-  "uid": "paravent-33"
+  "uid": "paradent-1"
 }
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-34.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-10.json
old mode 100755
new mode 100644
similarity index 56%
rename from data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-34.json
rename to data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-10.json
index a91b265deb434e05415a53d7dd0a0dd9b26a7518..1de1beada69e3126e1c8239e42499e83c8d7e9f1
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-34.json
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-10.json
@@ -2,37 +2,30 @@
   "architecture": {
     "platform_type": "x86_64",
     "smp_size": 2,
-    "smt_size": 2
+    "smt_size": 8
   },
   "main_memory": {
-    "ram_size": 2147483648,
+    "ram_size": 34359738368,
     "virtual_size": null
   },
   "network_adapters": [
     {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.36",
-      "network_address": "paravent-34.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
+      "driver": "e1000e",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "e1000e",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
@@ -40,25 +33,25 @@
     "cache_l1d": null,
     "cache_l1i": null,
     "cache_l2": null,
-    "clock_speed": 2000000000,
+    "clock_speed": 2500000000.0,
     "instruction_set": "",
-    "model": "AMD Opteron",
+    "model": "Intel Xeon",
     "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
+    "vendor": "Intel",
+    "version": "L5420"
   },
   "storage_devices": [
     {
-      "driver": "sata_nv",
+      "driver": "ata_piix",
       "interface": "SATA",
-      "size": 74505805969.2383
+      "size": 149011611938.477
     }
   ],
   "supported_job_types": {
     "besteffort": true,
     "deploy": true,
-    "virtual": false
+    "virtual": "ivt"
   },
   "type": "node",
-  "uid": "paravent-34"
+  "uid": "paradent-10"
 }
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-35.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-11.json
old mode 100755
new mode 100644
similarity index 56%
rename from data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-35.json
rename to data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-11.json
index 25ebf9a4569555b7ec92587dbd9582c2aabdafad..ab5cd8ea84158508e361e62f2193708442d537b6
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-35.json
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-11.json
@@ -2,37 +2,30 @@
   "architecture": {
     "platform_type": "x86_64",
     "smp_size": 2,
-    "smt_size": 2
+    "smt_size": 8
   },
   "main_memory": {
-    "ram_size": 2147483648,
+    "ram_size": 34359738368,
     "virtual_size": null
   },
   "network_adapters": [
     {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.37",
-      "network_address": "paravent-35.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
+      "driver": "e1000e",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "e1000e",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
@@ -40,25 +33,25 @@
     "cache_l1d": null,
     "cache_l1i": null,
     "cache_l2": null,
-    "clock_speed": 2000000000,
+    "clock_speed": 2500000000.0,
     "instruction_set": "",
-    "model": "AMD Opteron",
+    "model": "Intel Xeon",
     "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
+    "vendor": "Intel",
+    "version": "L5420"
   },
   "storage_devices": [
     {
-      "driver": "sata_nv",
+      "driver": "ata_piix",
       "interface": "SATA",
-      "size": 74505805969.2383
+      "size": 149011611938.477
     }
   ],
   "supported_job_types": {
     "besteffort": true,
     "deploy": true,
-    "virtual": false
+    "virtual": "ivt"
   },
   "type": "node",
-  "uid": "paravent-35"
+  "uid": "paradent-11"
 }
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-36.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-12.json
old mode 100755
new mode 100644
similarity index 56%
rename from data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-36.json
rename to data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-12.json
index d330b87ac558fe0ba3f88509dc3b989eefd2958e..5ceff23fc3e213c1f36dad389515ff6636a413c2
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-36.json
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-12.json
@@ -2,37 +2,30 @@
   "architecture": {
     "platform_type": "x86_64",
     "smp_size": 2,
-    "smt_size": 2
+    "smt_size": 8
   },
   "main_memory": {
-    "ram_size": 2147483648,
+    "ram_size": 34359738368,
     "virtual_size": null
   },
   "network_adapters": [
     {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.38",
-      "network_address": "paravent-36.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
+      "driver": "e1000e",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "e1000e",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
@@ -40,25 +33,25 @@
     "cache_l1d": null,
     "cache_l1i": null,
     "cache_l2": null,
-    "clock_speed": 2000000000,
+    "clock_speed": 2500000000.0,
     "instruction_set": "",
-    "model": "AMD Opteron",
+    "model": "Intel Xeon",
     "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
+    "vendor": "Intel",
+    "version": "L5420"
   },
   "storage_devices": [
     {
-      "driver": "sata_nv",
+      "driver": "ata_piix",
       "interface": "SATA",
-      "size": 74505805969.2383
+      "size": 149011611938.477
     }
   ],
   "supported_job_types": {
     "besteffort": true,
     "deploy": true,
-    "virtual": false
+    "virtual": "ivt"
   },
   "type": "node",
-  "uid": "paravent-36"
+  "uid": "paradent-12"
 }
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-13.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-13.json
new file mode 100644
index 0000000000000000000000000000000000000000..7e08542673f3e46469e30f01ae05d8c49274e89b
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-13.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-13"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-14.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-14.json
new file mode 100644
index 0000000000000000000000000000000000000000..7198e961c3770321a1f1bafe20848850c576992f
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-14.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-14"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-15.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-15.json
new file mode 100644
index 0000000000000000000000000000000000000000..04bf8efa284b2396831de6e517e40842afbd6875
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-15.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-15"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-16.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-16.json
new file mode 100644
index 0000000000000000000000000000000000000000..20367212255db214e0a3f543810d0d1106c7f9c1
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-16.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-16"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-17.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-17.json
new file mode 100644
index 0000000000000000000000000000000000000000..ad22faa2693ecb82c0b5fc575797596fdd2bc6ee
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-17.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-17"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-18.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-18.json
new file mode 100644
index 0000000000000000000000000000000000000000..206e612dd4a5e994bde37e15070533c963298eef
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-18.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-18"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-19.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-19.json
new file mode 100644
index 0000000000000000000000000000000000000000..f91cef93ceaf56f059ee65a65be53e3be42e6ba9
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-19.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-19"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-2.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-2.json
new file mode 100644
index 0000000000000000000000000000000000000000..bcd052ca4d89383adf19ebdf328c37d1d3fd169f
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-2.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-2"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-20.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-20.json
new file mode 100644
index 0000000000000000000000000000000000000000..5690f948d5db692299a5e8643107b2200d80b8b4
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-20.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-20"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-21.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-21.json
new file mode 100644
index 0000000000000000000000000000000000000000..283ca44b455fedfe4e667f35943dbd3b873872b2
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-21.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-21"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-22.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-22.json
new file mode 100644
index 0000000000000000000000000000000000000000..a6a77e3e4e334e7c0ca5bb19ea4cf109bad68b78
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-22.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-22"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-23.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-23.json
new file mode 100644
index 0000000000000000000000000000000000000000..23940a3c2faa026971e1f4951e178d2bc2f13ed9
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-23.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-23"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-24.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-24.json
new file mode 100644
index 0000000000000000000000000000000000000000..b6a098b4c91b5d8dcd0648b615202a8656ba3d04
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-24.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-24"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-25.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-25.json
new file mode 100644
index 0000000000000000000000000000000000000000..bb7ee7821d2d48c34d4e3e3a3554981992559565
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-25.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-25"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-26.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-26.json
new file mode 100644
index 0000000000000000000000000000000000000000..34fd48821ceac9c7c823df65aaec0bc7b26e3588
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-26.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-26"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-27.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-27.json
new file mode 100644
index 0000000000000000000000000000000000000000..ee5a632d746c4a7f1824346e1e47f5789882e369
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-27.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-27"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-28.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-28.json
new file mode 100644
index 0000000000000000000000000000000000000000..adac9b593e442fba65ec770536713d085b570ed3
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-28.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-28"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-29.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-29.json
new file mode 100644
index 0000000000000000000000000000000000000000..78dce28dff1068b096d2e737e7c9579ec93f2c36
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-29.json
@@ -0,0 +1,57 @@
+{
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+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-29"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-3.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-3.json
new file mode 100644
index 0000000000000000000000000000000000000000..2874e2abc696f8022ae36f63b54c0614b6b1ad95
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-3.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-3"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-30.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-30.json
new file mode 100644
index 0000000000000000000000000000000000000000..68d6390e22994bb95d542d8dd07a2529c0c1c806
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-30.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-30"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-31.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-31.json
new file mode 100644
index 0000000000000000000000000000000000000000..58d7cdf2520db441d704d72e39753b06fb488e26
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-31.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-31"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-32.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-32.json
new file mode 100644
index 0000000000000000000000000000000000000000..2489eaa7fc49f71418cd7dabf473da9fe23812d9
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-32.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-32"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-33.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-33.json
new file mode 100644
index 0000000000000000000000000000000000000000..b4386f94ee1248d9558e3ba43a44191fa33dd84e
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-33.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-33"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-34.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-34.json
new file mode 100644
index 0000000000000000000000000000000000000000..623b9aa3f7b2e7cd8f7c5500c47d2aad108eb7bd
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-34.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-34"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-35.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-35.json
new file mode 100644
index 0000000000000000000000000000000000000000..8e57589f6d7110ad3c02306e02b214c384626b80
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-35.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-35"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-36.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-36.json
new file mode 100644
index 0000000000000000000000000000000000000000..1911aed4f677b10b002b529c1d2b27f148da852a
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-36.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-36"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-37.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-37.json
new file mode 100644
index 0000000000000000000000000000000000000000..60596a0bd860953846064ed6875d75a3641e5251
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-37.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-37"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-38.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-38.json
new file mode 100644
index 0000000000000000000000000000000000000000..42331e79075664c362820e8a96eff929065e9f59
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-38.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-38"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-39.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-39.json
new file mode 100644
index 0000000000000000000000000000000000000000..508e25b6888ee60d6c53192fc1d826a73ebd3e87
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-39.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-39"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-4.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-4.json
new file mode 100644
index 0000000000000000000000000000000000000000..62605b1ab666232e9dfbd282a0f3cd2441372ce8
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-4.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-4"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-40.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-40.json
new file mode 100644
index 0000000000000000000000000000000000000000..8c7fc8bdb8975b9190ef176a6e078fd00aa9d393
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-40.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-40"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-41.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-41.json
new file mode 100644
index 0000000000000000000000000000000000000000..ea23ae1142135fc6a520caaa9b3a78a8ac277a48
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-41.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-41"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-42.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-42.json
new file mode 100644
index 0000000000000000000000000000000000000000..26448579fee0c26651c14bc13a15a72fa49e2af8
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-42.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-42"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-43.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-43.json
new file mode 100644
index 0000000000000000000000000000000000000000..1329caa093f0d19b9c15c937262c8142b498a398
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-43.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-43"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-44.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-44.json
new file mode 100644
index 0000000000000000000000000000000000000000..54f7db2f7e3ec66c8b347ce3c5d4892d897af5ed
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-44.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-44"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-45.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-45.json
new file mode 100644
index 0000000000000000000000000000000000000000..2d72d6a867d2a6f26510bd1f33fe0dc37f98ec40
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-45.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-45"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-46.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-46.json
new file mode 100644
index 0000000000000000000000000000000000000000..d3413e0155dab9c91242a007b4e597a2f9f14ef4
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-46.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-46"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-47.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-47.json
new file mode 100644
index 0000000000000000000000000000000000000000..a897ed371bac6cc57b87dda69eea792bc46a7fc4
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-47.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-47"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-48.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-48.json
new file mode 100644
index 0000000000000000000000000000000000000000..02af68be41979793f76dd933d5577b602649af8e
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-48.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-48"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-49.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-49.json
new file mode 100644
index 0000000000000000000000000000000000000000..1e896797384ed7a2486a9904c8b4f6cc7f078ebe
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-49.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-49"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-5.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-5.json
new file mode 100644
index 0000000000000000000000000000000000000000..f1a186ac7d1585de8ac05033df073c60f7d6372d
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-5.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
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+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-5"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-50.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-50.json
new file mode 100644
index 0000000000000000000000000000000000000000..1a9ef2d90276080e66d60416775f4b447a27c43b
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-50.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
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+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-50"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-51.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-51.json
new file mode 100644
index 0000000000000000000000000000000000000000..154bc2732598825f9b3df57ef54d0632570f2adb
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-51.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
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+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-51"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-52.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-52.json
new file mode 100644
index 0000000000000000000000000000000000000000..24690d9b23ca66ad9a00cdb41d072fb955daf81f
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-52.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-52"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-53.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-53.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2e7cf9bbac37a0c7a51cc1a8f69db30878903ad
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-53.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
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+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-53"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-54.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-54.json
new file mode 100644
index 0000000000000000000000000000000000000000..7fe73e50992e38ae5c0dfb8aab9354ae2b81f4d8
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-54.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-54"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-55.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-55.json
new file mode 100644
index 0000000000000000000000000000000000000000..3d51364884589506daa7741c56ddb57296ab07cf
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-55.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-55"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-56.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-56.json
new file mode 100644
index 0000000000000000000000000000000000000000..b97ab3a60942ef0e4ae8cfd271435c45ab82efe6
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-56.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-56"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-57.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-57.json
new file mode 100644
index 0000000000000000000000000000000000000000..d603733fba36a53fadb1faa34f5e32e6bdb20f8b
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-57.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-57"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-58.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-58.json
new file mode 100644
index 0000000000000000000000000000000000000000..dac1113e3bee362452a7b6b9f86ff15703f1ec99
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-58.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
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+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-58"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-59.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-59.json
new file mode 100644
index 0000000000000000000000000000000000000000..dd59b8d3ce8b7b586a94d206743c4147447b0447
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-59.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-59"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-6.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-6.json
new file mode 100644
index 0000000000000000000000000000000000000000..67da52397e66ae7ece52952c13e8d2763331c816
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-6.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
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+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-6"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-60.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-60.json
new file mode 100644
index 0000000000000000000000000000000000000000..405dd682d5644a8474721050e38166b7c10445f2
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-60.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-60"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-61.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-61.json
new file mode 100644
index 0000000000000000000000000000000000000000..1154329266bb45a819fcb127812bb2b31588fc7f
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-61.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-61"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-62.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-62.json
new file mode 100644
index 0000000000000000000000000000000000000000..c5aaaff660e780d57f2aa9826d3f42686d68df16
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-62.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-62"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-63.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-63.json
new file mode 100644
index 0000000000000000000000000000000000000000..cc77a70e0758b92459cb61d7bde085461585f6ce
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-63.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-63"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-64.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-64.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2e85653f75028910f8b827e0c3b80f5359a920d
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-64.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-64"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-7.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-7.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1f835faae113cfc8f16d7b1431440d2aa2268f7
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-7.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-7"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-8.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-8.json
new file mode 100644
index 0000000000000000000000000000000000000000..9987a2d35d6171b06811d1a5c8ffe422cd3acef1
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-8.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-8"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-9.json b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-9.json
new file mode 100644
index 0000000000000000000000000000000000000000..223bd84c5f58a26a2b46ab8047aa5ba4ad97bda3
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/nodes/paradent-9.json
@@ -0,0 +1,57 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 34359738368,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000
+    }
+  ],
+  "operating_system": {
+    "kernel": "2.6.28",
+    "name": "Ubuntu",
+    "release": "6.10",
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": null,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA",
+      "size": 149011611938.477
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "paradent-9"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paradent/paradent.json b/data/grid5000/sites/rennes/clusters/paradent/paradent.json
new file mode 100644
index 0000000000000000000000000000000000000000..f3124659462a79621010fe835479d38a51853a4f
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/paradent/paradent.json
@@ -0,0 +1,6 @@
+{
+  "created_at": "Sat, 31 Jan 2009 23:00:00 GMT",
+  "model": "Carry System",
+  "type": "cluster",
+  "uid": "paradent"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-1.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-1.json
index ca71132f29cae92a8f6b58a72ed3695b1fe0af4b..86ec5923d2c2b02ce2f92dab5862a7f822106d1b 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-1.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-1.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-10.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-10.json
index 1a67f22e0021cedacf13a38739c6974e4c1a99a6..89458e6c81420d367d5591d3ecabe7a9a4bb3159 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-10.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-10.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-11.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-11.json
index 19d2a64b70688c211dc36d19f0e63624615c18f6..df1ed8b69cf3518cfc61c387b349f96a751d206a 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-11.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-11.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-12.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-12.json
index 22830e9450eaba19321b970c877de1ea2db522dd..8fdea5af0fc3c663316de480111a58533877ad4e 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-12.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-12.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-13.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-13.json
index a3429637afef79b7f1253a6aa3f8eff743ae8bdd..0f1cf53c262f3b1740a2dd2969fd3e3c553e0ad6 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-13.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-13.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-14.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-14.json
index 7dbe216459e72425e985b7c5769ad88db5788f3f..f8122d3dee8881ed214a3a6d62b21b7f85dfcf5f 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-14.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-14.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-15.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-15.json
index 08a07e9e09c19506cbaee52998b87abdc55c37e1..0ea2cd76c594f40ca06e4ab1e8f41bd4232935ad 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-15.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-15.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-16.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-16.json
index a17f1584dfbab2d67e19837ab8fdbb6c5b1335cf..e0eaad0400d9b9ada15f526794b3b9e084d1fc66 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-16.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-16.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-17.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-17.json
index acc27814196fe57d34b6911af9be970868a24911..aa592eb099841f5897a9f6cc0e40b8aa59d671b7 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-17.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-17.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-18.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-18.json
index 8bc4d7c1ee000257a4b65b3aef045f775e193284..22cfc4199b96f292c79e82bd9c0e42f1cbed55d4 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-18.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-18.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-19.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-19.json
index 415f8f3610065395617271eef444a25b3d1b4808..5b8ed8486933af5dad0f522f9838196a0a429fdf 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-19.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-19.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-2.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-2.json
index 79cc5c250dd0629dc272bebe58d76cf8ef4599b5..06ba586a679941889061c4abf2329d231040a29a 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-2.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-2.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-20.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-20.json
index 1d2ef741bab5e712e0647d5751dbd75b97b25941..bdfce3f5a1ca650fe265e6a9d4aae1013c89992c 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-20.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-20.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-21.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-21.json
index 64cdb13d4a2ffbeabc5ce4531e65f316ae2f5cd9..23b452f0608d0dff5ea64f9d01d3f3213f5a7fa9 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-21.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-21.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-22.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-22.json
index fa86bd8ba8e645b61dadf877fc3b8cafc0a9ddef..762e98225ed35ab20d833e8d8cfc668c220fa56e 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-22.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-22.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-23.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-23.json
index 511bbd8a574a4cfd28dadfc3fcc0aa571ca8c14a..935317528882ac24c493958d8322f3494de8af7a 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-23.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-23.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-24.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-24.json
index 0688361e02a7aa2b13bef25a3bbc36ce984be8ac..7be873a0140fcba872dac548e1fafb49a192783b 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-24.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-24.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-25.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-25.json
index d2bcb5b0597a7a0af85676cd4cff5b3a4a57e251..600f8e65e4b7c31b05f99a5608cc7c47fb2c8b4d 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-25.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-25.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-26.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-26.json
index ca9b9c8f9ffd01355d03c774bf895f45ca2b886d..c00c8ea7ab0e67b1db1568148c7d5954be3de0d1 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-26.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-26.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-27.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-27.json
index 2fb9e419dc9c558cb7114b6f45f9b51879ac30c0..359fce4b69aad87f3b705b14e2b2c63640b5f30f 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-27.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-27.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-28.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-28.json
index 364c2dd35a028bed6081cb0bd5d1d87eaf5207a5..44f269626a3567bab29739f6a09ec74cc1478559 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-28.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-28.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-29.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-29.json
index f93d8e9e6d87fc57676b2d8cc1508ec17640f8ae..094a0149405d8ce83f3403e4bf64dd0315191265 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-29.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-29.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-3.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-3.json
index 5724e141f7613fcfc593b54bc9956970c5ee45ef..c2a6d6a9b4fba0a48993750c92c8eb5a96ee6381 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-3.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-3.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-30.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-30.json
index 473973529436b1a7ab2f621546ef0de59c13189f..362ca10cd46d6bd4eae2cbe32937063470f5ab31 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-30.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-30.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-31.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-31.json
index 7c8176e59acbcff1e01e3e1d08a9c5a33708cad8..257936ea0c10cf7cef6d9eb44b708e3c7689473c 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-31.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-31.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-32.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-32.json
index c3599080e6c5d22588ad6cfd081138f589751323..842024e523c51fb08f8d96d57da5eb1342ce1992 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-32.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-32.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-33.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-33.json
index 5c2d2a80aff0dc20b6b3a9bd993cababae17babc..ac1e2b1564bf7f6667fe93f23c5dc3c6eb9fe4db 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-33.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-33.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-4.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-4.json
index 3f1890e0aae82328065a723d6bb3ad10906507cd..df5cf084334608a92fb8ab3957db065874dc8319 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-4.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-4.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-5.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-5.json
index b65f15b615b04a9725b9a418fde006d99773281e..08239c22f7b7f66a460c2f13a740859676988bc7 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-5.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-5.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-6.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-6.json
index 73ac0efbee7cf056b63dc1af8099e61f98a9363e..bd06f1d964ff76120c4fabba651425dae24dd52d 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-6.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-6.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-7.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-7.json
index f8dc1d8519f4e5f719e5ae53bdb440c1fab92154..a4d164b90be2ec7451cfdc59c0474eb71d83ad6f 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-7.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-7.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-8.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-8.json
index 7baeb540d6ee6e0a42658750b9e9e37218b038ba..2ddc68377d56f04297995cf5aeebfd27a4cf5e39 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-8.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-8.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-9.json b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-9.json
index 6ebd7e0cde821bd25ee935cfa81e16996ed45aa0..0180019d358dadd55b57a414d2a75d0f7fc5484c 100755
--- a/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-9.json
+++ b/data/grid5000/sites/rennes/clusters/paramount/nodes/paramount-9.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-1.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-1.json
index aa7a6ca24b959dbe3737b64fe1932fbcecc76351..088d60a3519521ab693cd2c5ecdb0a149dfbf492 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-1.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-1.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-10.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-10.json
index d51a69086482b1fd0e6d11355f1c70a4425bc5d9..db172064020e9bf54adb7d1cf79e05f76e8fa365 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-10.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-10.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-11.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-11.json
index c6394d84d1d914c4c98ec15681ac7ed1687ab47e..bfb793196b39bc92e9fe677ccccaeced168dde4f 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-11.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-11.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-12.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-12.json
index 64c1d2322c31a2a0d8e8ad1da9b509751b4d335d..184d36f3250a4610471a4bbf933baf8ac9bfea8d 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-12.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-12.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-13.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-13.json
index 1edcac60018a3f66d75619018dbf4327bfd55bd9..acb26a83ec14090446447762059631bd86582eff 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-13.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-13.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-14.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-14.json
index 2bb3cb16d76c2e144ee72c623d30bb7403680348..a2e17a7b28647c5418f29cc0774f8548e644a3ea 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-14.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-14.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-15.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-15.json
index d4631604f090493118c31de37013895e4662d79d..1e22eafaea0b0f16ca01216cbcead522c1f3042a 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-15.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-15.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-16.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-16.json
index 5fd3dfc1c4956feb4f4baf3f3e23209447213e9a..0957d9aa93f3bfa6f5b104af1bcb5082d443b1ec 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-16.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-16.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-17.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-17.json
index 527ef996f97466a0e42c22bab6ef87a1ec82eddd..28de971564ec836208bd65234029b1829becfef3 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-17.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-17.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-18.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-18.json
index b96607e126566867300bb2e909418a25ab54fdac..085802ec0ae7ad0c3e410777124c2a94e05e1b57 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-18.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-18.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-19.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-19.json
index a42c3eefef363293291742ef7c0bc49584b56667..c45f38a21727a067d70802d167dfbb1378384e90 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-19.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-19.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-2.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-2.json
index 24f331f6367aa575e951efa1e61f09ec1766991a..a311945aa1fa59e6b87a17c576042a9b85788044 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-2.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-2.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-20.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-20.json
index 81f27a84dcae9028dd513df9e62e7c5e725c4153..8463ac98cc1655c0709ae7003a3b49d1a53679a9 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-20.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-20.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-21.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-21.json
index 960c087a0834368d69a3b80272c2e1024e9e14ab..fcfe2b284e9cd940ed96dd5a3f8ec8fa47f90509 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-21.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-21.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-22.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-22.json
index 662ee76df5bd1f96679025260c7dfcf209701bf0..d33586ad6046ad65029ffca0efb1048eba12ef4a 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-22.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-22.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
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diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-23.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-23.json
index c644792d23d83d176fdee683ea550fc338fcea91..f9c1ec6e6b1acaef33823cc9a376f94b3ee6fb62 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-23.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-23.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-24.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-24.json
index 2184f54532d798644dd94f6db996b3e34c364193..0a4aca10b0263165005b8b8871e65b464952b372 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-24.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-24.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-25.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-25.json
index 5beda7864a859c23cfc548464438144e450d621c..8c556327c0afe95dd043e9db31205b3660b5ad39 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-25.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-25.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-26.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-26.json
index f161fc51344ae36acd7b95394e9c15547c02de71..88bbea4005e6058be7b20ccaba8c91a29669b631 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-26.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-26.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-27.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-27.json
index b7377aac821af51e53574e1e261135f1c8eefc0a..56818e1ad0b162a5ae0231755d2f4fc3bcdfb97a 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-27.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-27.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-28.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-28.json
index 7c9d33b41260d58f497a9c7babb24993dfe260b1..d5e87298952c3701a9ad77036acdb1e811ac0821 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-28.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-28.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-29.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-29.json
index e70b65d0211e95c9bbc915c364b405564319c065..fd614809d1938167fbcc05368fc71a8429fc887d 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-29.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-29.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-3.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-3.json
index fde595b8aa59afc452785f8c9614fbe275fc2401..b02b7e32069216cfb88f2e682e206417f1dee5c2 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-3.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-3.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-30.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-30.json
index 4090def585f64eef939bb27bc33d14fb6135a9c9..abd7361cb8e160d5d510eef0a1dcb52bb4fcf84f 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-30.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-30.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-31.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-31.json
index b1056ecec56c11970483836e38f257c4dbd856c8..8477dc041dfbd7c41a10f7afbf9ca99bac348f63 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-31.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-31.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-32.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-32.json
index a491645aca92c83c2b3c655b00b06b347064bb38..e8c3b1d1539901e90532c6f46f0870932a10ebc5 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-32.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-32.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-33.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-33.json
index 200348808df8595ec072f1a1b998acc1635a7f4e..8a5aaba64b0ffd605b31aceb84988320aa94cf62 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-33.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-33.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-34.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-34.json
index 437e827ae9338a4ccb94794144f83d6b918ab8ab..4593dd6370869e5473435a2c1db88cb6dca7eafc 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-34.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-34.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-35.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-35.json
index 4747fa166a982631ad07162a6c4f2d4d12300233..482794990718c5595f7db8fa750188f19dd7d359 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-35.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-35.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-36.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-36.json
index 785f4b660fc93ecbdecb231e5a743b7c36d04f69..d2d1186db124cefa55d6ffc6641bbcd1743df6cc 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-36.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-36.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-37.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-37.json
index e54d6623ba55d0560eb3b6485249ae54fc52d05d..581641d236e3dc249030795caf9dd2ef5d46f97d 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-37.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-37.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
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       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-38.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-38.json
index fae40431b1cc67d198fa7a9d566e9a25229edd2d..52b0b896724940cace8f064ea688da62b526e819 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-38.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-38.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
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+      "driver": "bnx2",
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       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-39.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-39.json
index 8adc0ad2e31e7041f011fcc9b76d948169114418..a51857e4549c37481101e645ec3e44d4c8a9c64d 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-39.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-39.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-4.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-4.json
index 5121b132b5720189b8b933d0b63e48c22abd5264..da68998337d7630772af61381a4a4a8136e57914 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-4.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-4.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
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+      "driver": "bnx2",
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   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-40.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-40.json
index c2fc998953c9e4774d3192dad88ee7c494a5134e..1c144e5afc7407e2a5f2345e42a00f03e81d0026 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-40.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-40.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
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   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-41.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-41.json
index 7fcdcb6a8294f3e8602292dd56d0f7c1993baaf7..e6d8b096b20d2ca033822d8750abfeac5876fab9 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-41.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-41.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
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+      "driver": "bnx2",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-42.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-42.json
index 1489f746aa2999816da22a7ee55a5b08fe84eecd..7c9ad3961e62e0174ffa44873dc5b0e555a514f4 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-42.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-42.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
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+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-43.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-43.json
index cd1f0d25e71828f2fa515add6a05a087d2de0abf..21b71bd432550ff7d8ec823c930b9c1462548b9f 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-43.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-43.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-44.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-44.json
index 51287a5b99d76bc960eb4c4843885b8777f5bc24..8f0eed6e1b0120d957de35c7d5804d0556d144b7 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-44.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-44.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
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diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-45.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-45.json
index ac3b176926c0fa378cfa1c138d7bcb193442d157..3dd7ed9a385a73ee394daddb67afcd0c87313c39 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-45.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-45.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-46.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-46.json
index 6c11972d14b53c9bf4a7e01ce9cac6ba147cca30..8eb707ccf6a2ec3ea5f3ab506b6964c2a4d0d4c1 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-46.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-46.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-47.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-47.json
index 1828b93dd458f9f24b90ff4e839ed919ce89daba..bff186c23c47d61e38c78e258648ad94e85ee9a9 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-47.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-47.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-48.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-48.json
index 7f6a2ddf8d84fa5a1417e385d27ad6f4cce3435d..8d2e369d457513b5b12c71a5f0fb8be8f4f676dd 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-48.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-48.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-49.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-49.json
index 3942757fc183edf1e1740ccd591749e442b118bf..e787ccdf0adde7be7ac0bb132897005247f712bf 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-49.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-49.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
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   },
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diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-5.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-5.json
index ac4043acf615a536ba4a671b8f99e8919d43e0ea..d3ecd6e0d83b7ae8b47bd7a380d900e489f4ff88 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-5.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-5.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-50.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-50.json
index 73f2f3b52cb0c39afc67bf73a8014b3ab46a9ef1..d4d69bf7750ae3f9176f0e586def35f1b4fad38e 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-50.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-50.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
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       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-51.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-51.json
index f650e664cfe993e4e5b6bdabfbadcc72a9ae069d..f07de6f28e5f17aa0cc4ed3f888fe44d7b0ae2cb 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-51.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-51.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-52.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-52.json
index 0ba51f32248bcdf38864c93a612f7f7e1a19d400..dd6e59a7e73cf3d91078f66693e60a448dc63d7c 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-52.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-52.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
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       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-53.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-53.json
index c344ff1ee8d72774cfb0be8b71765967cd13ca7a..56b75dd45195274081c812e0c8a734a74496fa59 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-53.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-53.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-54.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-54.json
index 0d7b581d6e31dd3dc42a4f41511a33439391faa0..8c0a547daa0511c9b05b88b001e97e025cf148ee 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-54.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-54.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
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       "interface": "Ethernet",
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     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-55.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-55.json
index e3c7147edd81a74ee0dee569b65ae44a56bf080d..c1100ed8ac0a13b4c5c5e970fc116bbd993acd4a 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-55.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-55.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-56.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-56.json
index 38fce194a04a2f2ae83c4668354e7e2d14b1c043..a54d8cee9afa71302b97c658854d1c9468c5b823 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-56.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-56.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-57.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-57.json
index 45e0cd0c7fc17469cb0f4342571fd8a37d316ee1..a9817d6e0ac97b45ba4aa701ddc08d049817f650 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-57.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-57.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-58.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-58.json
index 1996f826354bae6b1114c2ea52f1c5d3160f5288..55ebb728064fa505f0a2f09ed03cf6682d4c5d5a 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-58.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-58.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
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+      "driver": "bnx2",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-59.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-59.json
index 3d8fee9c1903eb7b1ca010c429539acf4bb45b91..2f3a5c7a34013032d383aabac9aca6ceceee5382 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-59.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-59.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
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+      "driver": "bnx2",
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       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-6.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-6.json
index 789831b020c53b9cd7aa1e20a1c206153fe15916..cd50289b2a2f56c72f2e51a9e8dbeb3369f7b108 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-6.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-6.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
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   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-60.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-60.json
index e0ef555d8f0cae46f3d1cf881778040d64f89ef7..2595164bc9806aef27ed5f42b7c64d094be50a7a 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-60.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-60.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
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+      "driver": "bnx2",
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       "interface": "Ethernet",
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+      "driver": "bnx2",
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   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
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   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-61.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-61.json
index 615afcd14b8d4bd6a399d7d2d7e7ed21aa9e8893..34f2aefda7d2ec968d60938cf2ac5be8c61faaad 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-61.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-61.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-62.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-62.json
index 62e7a93d6d229e38ef51786e3513e50f24dd9dc0..ccd0fe253cc2c48150d85e9984c91e03a496d823 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-62.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-62.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-63.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-63.json
index 7e3add07f445ce84945739bd4db985c2b9635d1e..be2cc39f77c3f6d6ebc19fc9f83fcdcea1597c38 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-63.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-63.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-64.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-64.json
index c2a8e155056ad27908c0af4f57a65a5e7968d27c..fa1e4bc15dd359a94ced21cd1aaa88b4fdaad8b2 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-64.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-64.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-7.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-7.json
index 1a0d98443164ecfa8b4145b680636c0e5d71b165..d8f02af6f1f7a39f90e34b7f0ae2edfa9b15b6ad 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-7.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-7.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-8.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-8.json
index 48b142cd6f12bd9dc9a775ee5a9088b3d6ab3035..3707aeaebe4b41df28f67eaa7d0782e71a58f335 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-8.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-8.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-9.json b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-9.json
index 0269ae76443fabca31a81f87508aca65bf159d32..5a9aab39d8c33e15c0f46645dd5f2225d7b4406f 100755
--- a/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-9.json
+++ b/data/grid5000/sites/rennes/clusters/paraquad/nodes/paraquad-9.json
@@ -20,19 +20,22 @@
       "version": "10G-PCIE-8A-C"
     },
     {
+      "driver": "bnx2",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "bnx2",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-1.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-1.json
index 49623abbd59f9144f24b1d8217733dd2f82e6a08..b2cf3a46e537903fee6f81d05bc5829c13640f6e 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-1.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-1.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-10.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-10.json
index 2438eef1e10411681c7a35e7f3d71540ee6acbf5..997631424a88661d7b3dbe4750da3c5b4d077d96 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-10.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-10.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-11.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-11.json
index a63452fef4743243142befa66d9d4e05668d5e9f..b95265d4864a8e5a61f1dfac8702f498099023f5 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-11.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-11.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-12.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-12.json
index db8ef3cc4cf784fa98f3a4097827409dfbd9bd8c..6eddf0b1d4217fa6dad9405e0a8ad75d1105f421 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-12.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-12.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-13.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-13.json
index c062909f580e4c554a35b7b01390fdc800b16e9c..c0fd2e81bbb0ea694e17f7768140c3c9ea720991 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-13.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-13.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-14.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-14.json
index 490e7146815b9eb75f6014611a7d4067886b28fc..d56d10e4dd2a87dcdebf4daf3de19cea99bebd6a 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-14.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-14.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-15.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-15.json
index 0d6aadf623fee73cb00722c3a29201d6559c469c..19affb832d68d74d82cda253d34f367631722c79 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-15.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-15.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-16.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-16.json
index c377074acdbb8c5b4868a461ee6c184030602ebb..47e8c8eeeadf8440b339492e9cc349ef7d4b53fc 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-16.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-16.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-17.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-17.json
index df44e9e69540c36422db8b2155916edf4017bca1..f67f23fbe29c3d8d021a257eb7e0ff62d201bf73 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-17.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-17.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-18.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-18.json
index 2e63539bd79a145bced3d67090436e64ae61d2af..cd7be44c8db47f5240d705ba43bf47b08aa50a48 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-18.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-18.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-19.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-19.json
index f7008f3259429d6b3a04dcd5678f47e702cb56a8..cfd1ea59b1275dfeded1267a0d77e4903be695b4 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-19.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-19.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-2.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-2.json
index e4c207377099cdda877e9e07c0928896d196176c..ce444de2b8b6978e888cd66655c1c262075e608f 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-2.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-2.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-20.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-20.json
index 355ad180b4a23c7042b1316e4c73b39539ad0959..0d0c9e00c7a163bdbc15428a907cb8e3020478ba 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-20.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-20.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-21.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-21.json
index 3f2e67f0fdb73b4de6057563f451253fd4891560..f8bd9b59e4f49413bcc2241747aaa756eeb021ea 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-21.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-21.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-22.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-22.json
index 1588c33b8228f13fdc0fcf59fe76ac16d6edcb2c..b6078ae35567ae9e5fe0ae45ecef9a3e5c4c5772 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-22.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-22.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-23.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-23.json
index 8f3b0e455e2af77d8a7bda5779aed45746d8826d..c5b94d562e9be3c77202fb0ded40bccdef49311e 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-23.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-23.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-24.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-24.json
index 504b06c546bba938054ddbeaacd692ad408caa5e..847336675c38eb49f683b04505c729a3bf11120f 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-24.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-24.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-25.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-25.json
index 933ff227c0be7bd74a17485670c48ff6b81033b4..ee863f07fb99eca5ec61b2991032d4965f794d07 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-25.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-25.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-26.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-26.json
index b4728e597536f942d4f8a50096878b6763575b7e..7f8fd6488f88a7127998b2aed50536eb8c777f3c 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-26.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-26.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-27.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-27.json
index e621ce876eb1640afcd6b04d017c845fabc878d5..ca5e3a94fb3726e88a1b20a2b539415ee18414dd 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-27.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-27.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-28.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-28.json
index adaadb336aa0b47b73910818a8a5cfa6c40f0e3d..e903087717bcde9ed9f1475d2acc66d934499bf1 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-28.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-28.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-29.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-29.json
index 3eed6b3f25606c4c88783d01ef9d937c99a002f9..823fb76cf0da63d2354fbf470d543f2ceae11c79 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-29.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-29.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-3.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-3.json
index 546d1ef4ab10c86b46ba6ca24298b565ecbc52f1..5e34fbadf8e07da92d607ce453a15632ac5df775 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-3.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-3.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-30.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-30.json
index 1577305de8d192b31b5d64808b530f0c76564a60..044b76a9ee34d7eaefaa157b0956256dc559852e 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-30.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-30.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-31.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-31.json
index 90c3027076d16a17feabc2e2669851ad14776624..4f3aa913c9d53e9bddacc9600b0ba46275407003 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-31.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-31.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-32.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-32.json
index 129b1c138a23d16d25af39e9fb1445a4af7a2723..e64b6d5011b0c78d4f585b316266cfa790e1d420 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-32.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-32.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-37.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-37.json
deleted file mode 100755
index 5de132b13aec1c23927e94c19dacfc3fa374d157..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-37.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.39",
-      "network_address": "paravent-37.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-37"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-38.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-38.json
deleted file mode 100755
index ccbb5a7c80d777bcee54ddde8239c9b39ef5b742..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-38.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.40",
-      "network_address": "paravent-38.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-38"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-39.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-39.json
deleted file mode 100755
index c1d16f35bb0008a05e694e859c89bb71a76df250..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-39.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.41",
-      "network_address": "paravent-39.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-39"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-4.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-4.json
index 9a25a599d908ef06d48eb2896f8de7fc7e82ea54..b815f42243fb9eb6917c38193c927efe88472349 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-4.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-4.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-40.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-40.json
deleted file mode 100755
index f43ee670e3b280afb219127b5f5303771c1eaae8..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-40.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.42",
-      "network_address": "paravent-40.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-40"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-41.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-41.json
deleted file mode 100755
index fb1d12739796b01767b104a5e925d93b4e27d13e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-41.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.43",
-      "network_address": "paravent-41.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-41"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-42.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-42.json
deleted file mode 100755
index 8a8af7b1afb1383f5a3a7c4b7c725db5c9ce6250..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-42.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.44",
-      "network_address": "paravent-42.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-42"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-43.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-43.json
deleted file mode 100755
index 9d0f6006680a635e0659577167122ce315710858..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-43.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.45",
-      "network_address": "paravent-43.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-43"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-44.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-44.json
deleted file mode 100755
index fffeda9ed7816a8c9f8e11a4baa30e5af5e24ede..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-44.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.46",
-      "network_address": "paravent-44.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-44"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-45.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-45.json
deleted file mode 100755
index 6c05423b21477867977e67d9a98b1de5b4dd09e2..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-45.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.47",
-      "network_address": "paravent-45.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-45"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-46.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-46.json
deleted file mode 100755
index 9c8e0e67552e4a2456f43cd090b995f2f4c1acc7..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-46.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.48",
-      "network_address": "paravent-46.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-46"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-47.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-47.json
deleted file mode 100755
index 8557384de41308237ebc85ec0156bfc3278f930b..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-47.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.49",
-      "network_address": "paravent-47.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-47"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-48.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-48.json
deleted file mode 100755
index 47d297bf7a665ca7182b0f0ee33a8cb310aba69e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-48.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.50",
-      "network_address": "paravent-48.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-48"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-49.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-49.json
deleted file mode 100755
index 9f678472b32ed99ebd2fc5fadfec2db0ddd863aa..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-49.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.51",
-      "network_address": "paravent-49.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-49"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-5.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-5.json
index c19ec8ea7037cb42c01447bcf5682d1f531a6a5d..b67b29d732cd15cc3239f942019809759ccbe46d 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-5.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-5.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-50.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-50.json
deleted file mode 100755
index f9d343014f72b1210f6add19e90efa0965c53e37..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-50.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.52",
-      "network_address": "paravent-50.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-50"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-51.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-51.json
deleted file mode 100755
index adbe2f69aa719925081c0f40200de6b4f67e2784..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-51.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.53",
-      "network_address": "paravent-51.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-51"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-52.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-52.json
deleted file mode 100755
index d45da721518bf16f02cd42b588c06f3610f0309c..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-52.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.54",
-      "network_address": "paravent-52.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-52"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-53.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-53.json
deleted file mode 100755
index 221dcb2a0cf8a52ac55154f402cbe08112dfc430..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-53.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.55",
-      "network_address": "paravent-53.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-53"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-54.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-54.json
deleted file mode 100755
index e9a1b4e41cbafc316a94dd0558ab44beee31917d..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-54.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.56",
-      "network_address": "paravent-54.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-54"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-55.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-55.json
deleted file mode 100755
index d0859345d629b6c8410dfca19a7a50e82430d739..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-55.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.57",
-      "network_address": "paravent-55.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-55"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-56.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-56.json
deleted file mode 100755
index 49c0e9f7db5e2193b5f23886425e5486cdab43b4..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-56.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.58",
-      "network_address": "paravent-56.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-56"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-57.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-57.json
deleted file mode 100755
index 2f0afb89360b9f6915383043b5e8b6192deb39e9..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-57.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.59",
-      "network_address": "paravent-57.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-57"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-58.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-58.json
deleted file mode 100755
index 0f012cba59511171569208f7f77297cbd2445e93..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-58.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.60",
-      "network_address": "paravent-58.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-58"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-59.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-59.json
deleted file mode 100755
index d6e6771fbf34a70c371d762fd5b2b19de6970dd3..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-59.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.61",
-      "network_address": "paravent-59.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-59"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-6.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-6.json
index 639c560b1aa3868a25c2f0f7682b6e75b8c20868..cdda71628c698ffca4b01095eb515d1458b20e8d 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-6.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-6.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-60.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-60.json
deleted file mode 100755
index 8239310ea8307deea27a7069f43483c2268409f8..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-60.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.62",
-      "network_address": "paravent-60.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-60"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-61.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-61.json
deleted file mode 100755
index 4d265adee78270fa768df197501e687bdc5db4ca..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-61.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.63",
-      "network_address": "paravent-61.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-61"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-62.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-62.json
deleted file mode 100755
index d608dc92630eb793c758fd5dc67857c1e6cde122..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-62.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.64",
-      "network_address": "paravent-62.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-62"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-63.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-63.json
deleted file mode 100755
index 2939a284b7a3a50708aa146bb1a72643bd3c6204..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-63.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.65",
-      "network_address": "paravent-63.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-63"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-64.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-64.json
deleted file mode 100755
index 5c3e8aed47d1e350ca7df6b813e85073d9cd4e18..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-64.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.66",
-      "network_address": "paravent-64.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-64"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-65.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-65.json
deleted file mode 100755
index 530e69cdf8e36dddc1e23ffb0f66ad5201c9aee6..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-65.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.67",
-      "network_address": "paravent-65.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-65"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-66.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-66.json
deleted file mode 100755
index 6b064377b187101dd9c89780c6c6986513c05c88..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-66.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.68",
-      "network_address": "paravent-66.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-66"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-67.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-67.json
deleted file mode 100755
index 7b405be88b32d0c31c1ada400de274d1eed71894..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-67.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.69",
-      "network_address": "paravent-67.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-67"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-68.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-68.json
deleted file mode 100755
index 6b59cfecf522fdad0ec2d6e829e259e0611b3c60..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-68.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.70",
-      "network_address": "paravent-68.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-68"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-69.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-69.json
deleted file mode 100755
index a57947e69151c4d848fb3bf3814050990fa0903d..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-69.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.71",
-      "network_address": "paravent-69.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-69"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-7.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-7.json
index c3ccbf26bb4dc0f17bd2d8c8ab9a34710d6b06cf..03eec7041608c48f63653963b56219b595cf5541 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-7.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-7.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-70.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-70.json
deleted file mode 100755
index 52ff06e158eeedf5303c0ad509af4acbcf5b5dfb..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-70.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.72",
-      "network_address": "paravent-70.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-70"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-71.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-71.json
deleted file mode 100755
index 0d909a591f76c5cbed21b27f1ee5c80c265ce402..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-71.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.73",
-      "network_address": "paravent-71.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-71"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-72.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-72.json
deleted file mode 100755
index f9943e34d2ec920fb20bddaadb729fd7a1659937..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-72.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.74",
-      "network_address": "paravent-72.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-72"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-73.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-73.json
deleted file mode 100755
index 63613fd9f1d4b186753ee169a94f0a37cb6ea19e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-73.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.75",
-      "network_address": "paravent-73.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-73"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-74.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-74.json
deleted file mode 100755
index 68d1f2dc55bd5991b084252703e1959cbdba94d8..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-74.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.76",
-      "network_address": "paravent-74.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-74"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-75.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-75.json
deleted file mode 100755
index e07f676a8cfb8fde28add28922d64a85a24d7524..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-75.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.77",
-      "network_address": "paravent-75.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-75"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-76.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-76.json
deleted file mode 100755
index 2a3272725bfb0b279c4ec447582528914eb2f351..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-76.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.78",
-      "network_address": "paravent-76.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-76"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-77.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-77.json
deleted file mode 100755
index 82eb5c12032c74061a652f3bf1edadd30eb4e1e6..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-77.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.79",
-      "network_address": "paravent-77.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-77"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-78.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-78.json
deleted file mode 100755
index 8241fc51341614e5b7dfd82870d068ec882078a8..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-78.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.80",
-      "network_address": "paravent-78.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-78"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-79.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-79.json
deleted file mode 100755
index 6b148aa78a537e915b86dc564a1ac994a4329ffc..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-79.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.81",
-      "network_address": "paravent-79.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-79"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-8.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-8.json
index c1449d68e80b03628323b253eb8f0e6110713c77..e2001abb6bafe5aa47ffe769e71df1e02c44ab3d 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-8.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-8.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-80.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-80.json
deleted file mode 100755
index 80091e911c3d0d64cef09ad184efad8cfd221a1e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-80.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.82",
-      "network_address": "paravent-80.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-80"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-81.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-81.json
deleted file mode 100755
index 02e2665a0845f1e033e10c88a698a1ad7805a29a..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-81.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.83",
-      "network_address": "paravent-81.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-81"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-82.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-82.json
deleted file mode 100755
index 579f854af45af7871cdd8c67f73e3ec2413fb7a8..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-82.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.84",
-      "network_address": "paravent-82.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-82"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-83.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-83.json
deleted file mode 100755
index 38fb54c929e47af0af882bcb80d4f997e64f734a..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-83.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.85",
-      "network_address": "paravent-83.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-83"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-84.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-84.json
deleted file mode 100755
index b497983195b5440069b3865fef81a12b733e33b7..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-84.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.86",
-      "network_address": "paravent-84.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-84"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-85.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-85.json
deleted file mode 100755
index 9e6a9d23c1ac8e4c35e88099350507e2831386c6..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-85.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.87",
-      "network_address": "paravent-85.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-85"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-86.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-86.json
deleted file mode 100755
index 95bb7662ed78194fe8a91191f4d6cebae5294249..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-86.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.88",
-      "network_address": "paravent-86.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-86"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-87.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-87.json
deleted file mode 100755
index 2e7d7f320144611b10ea4c979bd9846e26f6b4e8..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-87.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.89",
-      "network_address": "paravent-87.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-87"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-88.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-88.json
deleted file mode 100755
index 16d9878d0efa1eaf4765c16619a0cbc5c674eeda..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-88.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.90",
-      "network_address": "paravent-88.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-88"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-89.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-89.json
deleted file mode 100755
index 099349612d8642df371976dcfbb6b004eeacc35a..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-89.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.91",
-      "network_address": "paravent-89.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-89"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-9.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-9.json
index bd707d61f4c8751fa306ec6b40efbb3b32f81f2b..7994dfdec8c2919587f611df5effaed5b2fbaf4e 100755
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-9.json
+++ b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-9.json
@@ -20,19 +20,22 @@
       "version": "MT23108"
     },
     {
+      "driver": "tg3",
       "enabled": true,
       "interface": "Ethernet",
       "rate": 1000000000
     },
     {
+      "driver": "tg3",
       "enabled": false,
       "interface": "Ethernet",
       "rate": 1000000000
     }
   ],
   "operating_system": {
-    "name": null,
-    "release": null,
+    "kernel": "2.6.19.1",
+    "name": "Ubuntu",
+    "release": "6.10",
     "version": null
   },
   "processor": {
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-90.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-90.json
deleted file mode 100755
index 5dad3988cefa712ddd469268397933e0fb214b57..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-90.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.92",
-      "network_address": "paravent-90.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-90"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-91.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-91.json
deleted file mode 100755
index ab3c508e40c18a0f3ad1949ef1951e57f9dc9532..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-91.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.93",
-      "network_address": "paravent-91.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-91"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-92.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-92.json
deleted file mode 100755
index 7197bba0f27b85897b41b44eb1cb78d797cf2097..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-92.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.94",
-      "network_address": "paravent-92.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-92"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-93.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-93.json
deleted file mode 100755
index bd480a254bcf496424f6f12f0d0a9166fa7229de..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-93.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.95",
-      "network_address": "paravent-93.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-93"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-94.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-94.json
deleted file mode 100755
index cdc1fd52373b02c4cd87e4402ffde7024223ef32..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-94.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.96",
-      "network_address": "paravent-94.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-94"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-95.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-95.json
deleted file mode 100755
index 83743e20686ade456dc68ece7709139b860a2cd9..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-95.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.97",
-      "network_address": "paravent-95.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-95"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-96.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-96.json
deleted file mode 100755
index ef281af720c50ca44a0a5e4c0264053f0910eb11..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-96.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.98",
-      "network_address": "paravent-96.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-96"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-97.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-97.json
deleted file mode 100755
index 6927b60ece40fb7cd7fc6290cb1d8cca2762b970..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-97.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.99",
-      "network_address": "paravent-97.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-97"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-98.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-98.json
deleted file mode 100755
index 99bffe8960d4c1d01f414de67ea6924f1dd2a36e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-98.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.100",
-      "network_address": "paravent-98.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-98"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-99.json b/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-99.json
deleted file mode 100755
index 8113acc26c0277157ad56e247f745dc153fa3074..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/rennes/clusters/paravent/nodes/paravent-99.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "enabled": true,
-      "interface": "InfiniBand 10G",
-      "ip": "131.254.203.101",
-      "network_address": "paravent-99.rennes.grid5000.fr",
-      "rate": 10000000000,
-      "switch": "c6509-grid",
-      "vendor": "InfiniHost",
-      "version": "MT23108"
-    },
-    {
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": null,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "supported_job_types": {
-    "besteffort": true,
-    "deploy": true,
-    "virtual": false
-  },
-  "type": "node",
-  "uid": "paravent-99"
-}
\ No newline at end of file