diff --git a/data/grid5000/sites/nancy/clusters/grillon/grillon.json b/data/grid5000/sites/nancy/clusters/grillon/grillon.json
deleted file mode 100755
index 092eab9d56194c2eedeb8210032a348ddbc3e011..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/grillon.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "created_at": "Tue, 01 Nov 2005 12:00:00 GMT",
-  "model": "HP ProLiant DL145G2",
-  "type": "cluster",
-  "uid": "grillon"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-1.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-1.json
deleted file mode 100755
index 6b13cf35ed32ee046ac805509da4645928b38ce1..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-1.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-1"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-10.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-10.json
deleted file mode 100755
index 2dedde329aeba70a5ba6e2a52e9960fc43da042a..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-10.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-10"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-11.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-11.json
deleted file mode 100755
index befabe4d7f5ba81238a99c0d6b06d6fc1c83273e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-11.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-11"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-12.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-12.json
deleted file mode 100755
index 76523e5f7a6d987ddb13d9df658e6cacd232f4f4..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-12.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-12"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-13.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-13.json
deleted file mode 100755
index ce9921d3ca5a5ecbad0739fa4542f9b28e71e0c0..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-13.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-13"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-14.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-14.json
deleted file mode 100755
index 532e6a630780e6e95c6fe0e28e2eb3ee436193ee..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-14.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-14"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-15.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-15.json
deleted file mode 100755
index f99c686cb83eb8b66a80ccc21a2728510c942726..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-15.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-15"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-16.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-16.json
deleted file mode 100755
index b7888755a4ea74ae92befc97dd55d523bb006bc0..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-16.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-16"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-17.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-17.json
deleted file mode 100755
index 240d01840cd286f83f3fa2fa7ba827037550173d..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-17.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-17"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-18.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-18.json
deleted file mode 100755
index 5671507295f79c17c217788e215e7e422fa01e08..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-18.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-18"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-19.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-19.json
deleted file mode 100755
index 36623f87fd861087aa398e98fb40d7b8663252c2..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-19.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-19"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-2.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-2.json
deleted file mode 100755
index 28df581d11c27fc69cc74287c674e7eebcddab74..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-2.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-2"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-20.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-20.json
deleted file mode 100755
index 84fc84491dd7bc7249de2645be4fc761e26822ce..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-20.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-    "virtual_size": null
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-  "network_adapters": [
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-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
-    "version": null
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-20"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-21.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-21.json
deleted file mode 100755
index fd4aa4525ed2dfbf00ec53a66dfb12c88632e9a5..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-21.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  "network_adapters": [
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-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-21"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-22.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-22.json
deleted file mode 100755
index 1a1907ab71646a8ba217a173b6523cf1df84254c..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-22.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  "network_adapters": [
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-    {
-      "driver": "tg3",
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
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-    }
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-  "operating_system": {
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
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-    }
-  ],
-  "type": "node",
-  "uid": "grillon-22"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-23.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-23.json
deleted file mode 100755
index 6f07a2bcc37a3a1ae3756f583f962bacedf53caa..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-23.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  "network_adapters": [
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-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-  ],
-  "operating_system": {
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-    "release": null,
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-  },
-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
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-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-23"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-24.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-24.json
deleted file mode 100755
index 6c682da5b3ade0417e390cd21d57f9e1dd10034e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-24.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  "network_adapters": [
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-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
-    "version": null
-  },
-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-24"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-25.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-25.json
deleted file mode 100755
index c1df3a5e1a69364d819367e0818ad329e0be2b51..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-25.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  },
-  "network_adapters": [
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-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
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-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-25"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-26.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-26.json
deleted file mode 100755
index 52ccd2cf5061f002c08dd8b293aab22d4be19c3a..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-26.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-    "virtual_size": null
-  },
-  "network_adapters": [
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-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-26"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-27.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-27.json
deleted file mode 100755
index d226f6acec10ccd99cc770f3bb19b16d5541ed7e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-27.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-    "virtual_size": null
-  },
-  "network_adapters": [
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-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
-    "version": null
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-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-27"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-28.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-28.json
deleted file mode 100755
index 86ffce32bfd7c8bd78ce87302b9d4404d80cc733..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-28.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-    "virtual_size": null
-  },
-  "network_adapters": [
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-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-  "operating_system": {
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-28"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-29.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-29.json
deleted file mode 100755
index e97a1069f998f526098aaca76e8b1efaeea6e696..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-29.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-29"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-3.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-3.json
deleted file mode 100755
index a84e9d25cdb9d02b857fa024e40c3161b293b87b..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-3.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-3"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-30.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-30.json
deleted file mode 100755
index 9481efbe0c7087de8fde688b6a0fe8e5c27cc91d..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-30.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
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-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
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-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-30"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-31.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-31.json
deleted file mode 100755
index 676094c134f5106b8e66fb9a4665be761535e9bf..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-31.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-  "main_memory": {
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-  "network_adapters": [
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "operating_system": {
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-    "version": null
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-  "processor": {
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-    "cache_l2": 1048576,
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-    "instruction_set": "",
-    "model": "AMD Opteron",
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-    "vendor": "AMD",
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-  "storage_devices": [
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-      "driver": "sata_nv",
-      "interface": "SATA",
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-    }
-  ],
-  "type": "node",
-  "uid": "grillon-31"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-32.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-32.json
deleted file mode 100755
index b01ba7cbeb6f5c9ebd01f7f1ab4e2b1ca438b639..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-32.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-  },
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-  "network_adapters": [
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-      "vendor": "Broadcom",
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-      "driver": "tg3",
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-      "vendor": "Broadcom",
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-  "operating_system": {
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-  "processor": {
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-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
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-    "vendor": "AMD",
-    "version": "246"
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-  "storage_devices": [
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-      "interface": "SATA",
-      "size": 74505805969.2383
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-  ],
-  "type": "node",
-  "uid": "grillon-32"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-33.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-33.json
deleted file mode 100755
index 4a4d8a5c0e052b3607bbd38f36c9df3de0d0d463..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-33.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
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-  "network_adapters": [
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-      "driver": "tg3",
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-  "processor": {
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-    "cache_l1i": null,
-    "cache_l2": 1048576,
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-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
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-  ],
-  "type": "node",
-  "uid": "grillon-33"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-34.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-34.json
deleted file mode 100755
index e65d0aa043386e777b14e6ebe50b04263fd2e4bf..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-34.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  "network_adapters": [
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-      "version": "BCM5721"
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-      "driver": "tg3",
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "operating_system": {
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-  "processor": {
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-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
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-    "vendor": "AMD",
-    "version": "246"
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-  "storage_devices": [
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-      "interface": "SATA",
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-    }
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-  "type": "node",
-  "uid": "grillon-34"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-35.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-35.json
deleted file mode 100755
index 11383b55432ba80ac7fbf7bc9dde5b3430b42781..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-35.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smt_size": 2
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-  "network_adapters": [
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-      "driver": "tg3",
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-      "version": "BCM5721"
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-  "processor": {
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-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
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-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
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-      "interface": "SATA",
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-    }
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-  "type": "node",
-  "uid": "grillon-35"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-36.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-36.json
deleted file mode 100755
index ac57a1ab75c0afdd518ee8ecc6d6e9a51e51bcf9..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-36.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-  "network_adapters": [
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
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-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
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-      "interface": "SATA",
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-    }
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-  "type": "node",
-  "uid": "grillon-36"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-37.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-37.json
deleted file mode 100755
index ba7a734206ac69758893856875fa9043f689fef0..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-37.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smt_size": 2
-  },
-  "main_memory": {
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-  "network_adapters": [
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-    {
-      "driver": "tg3",
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
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-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
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-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-37"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-38.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-38.json
deleted file mode 100755
index 6766acd1845826e0940ca9192f9e6a87e315a20d..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-38.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-  "main_memory": {
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-  "network_adapters": [
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-    {
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
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-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-38"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-39.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-39.json
deleted file mode 100755
index 885504adeea00d936e5c5762e8ed49593a2d25e2..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-39.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smt_size": 2
-  },
-  "main_memory": {
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-  },
-  "network_adapters": [
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
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-      "interface": "SATA",
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-    }
-  ],
-  "type": "node",
-  "uid": "grillon-39"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-4.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-4.json
deleted file mode 100755
index 7da5657e279659926cddd4cab75643e6c946264e..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-4.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smt_size": 2
-  },
-  "main_memory": {
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-  },
-  "network_adapters": [
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-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
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-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
-    "version": null
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-4"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-40.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-40.json
deleted file mode 100755
index af3cd17915144380e332b4c0635e23c99625db20..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-40.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-    "virtual_size": null
-  },
-  "network_adapters": [
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "operating_system": {
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-    "version": null
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-40"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-41.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-41.json
deleted file mode 100755
index 52e1ebd67511d7e442f8c29ca759d3ce119da45c..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-41.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-    "virtual_size": null
-  },
-  "network_adapters": [
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-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "operating_system": {
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-    "release": null,
-    "version": null
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-  "processor": {
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-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
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-  "storage_devices": [
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-      "interface": "SATA",
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-    }
-  ],
-  "type": "node",
-  "uid": "grillon-41"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-42.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-42.json
deleted file mode 100755
index d9c22b290fd28fa3446d686d2527001451140af8..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-42.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
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-  "main_memory": {
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-  "network_adapters": [
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
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-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
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-  "processor": {
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-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
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-  "storage_devices": [
-    {
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-      "interface": "SATA",
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-    }
-  ],
-  "type": "node",
-  "uid": "grillon-42"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-43.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-43.json
deleted file mode 100755
index 7d99b06e6ff58cc52a5699e284391d98b93b1bc9..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-43.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-  },
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-  "network_adapters": [
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-  "operating_system": {
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-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
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-    "vendor": "AMD",
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-    }
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-  "type": "node",
-  "uid": "grillon-43"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-44.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-44.json
deleted file mode 100755
index eb9824becc517f38bb0ee52c7bf0c7db5d861b36..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-44.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-  },
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-  "network_adapters": [
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-      "vendor": "Broadcom",
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-    "cache_l2": 1048576,
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-    "model": "AMD Opteron",
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-    "vendor": "AMD",
-    "version": "246"
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-  "storage_devices": [
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-  "uid": "grillon-44"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-45.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-45.json
deleted file mode 100755
index 559f2df6fa97d6d9cc84e8359c2db1bc64e96991..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-45.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-  "network_adapters": [
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-      "vendor": "Broadcom",
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-    "cache_l2": 1048576,
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-    "model": "AMD Opteron",
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-    "vendor": "AMD",
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-  "storage_devices": [
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-      "interface": "SATA",
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-    }
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-  "uid": "grillon-45"
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\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-46.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-46.json
deleted file mode 100755
index 9b52f9b98f21835e0b8a95820d23f6a74e03122f..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-46.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-      "vendor": "Broadcom",
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-    "clock_speed": 2000000000,
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-    "model": "AMD Opteron",
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-    "vendor": "AMD",
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-  "storage_devices": [
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-      "interface": "SATA",
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-  "type": "node",
-  "uid": "grillon-46"
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\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-47.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-47.json
deleted file mode 100755
index 4abd296d52769f63d392f63f21c1c0af7eda643c..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-47.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-  "processor": {
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-    "cache_l2": 1048576,
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-    "model": "AMD Opteron",
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-    "vendor": "AMD",
-    "version": "246"
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-  "storage_devices": [
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-      "interface": "SATA",
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-    }
-  ],
-  "type": "node",
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-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-5.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-5.json
deleted file mode 100755
index 6fdb6ed5eea6cfc98b450a8e06236c0df9d954e9..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-5.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smt_size": 2
-  },
-  "main_memory": {
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-  "network_adapters": [
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-      "vendor": "Broadcom",
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-    {
-      "driver": "tg3",
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "operating_system": {
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-  },
-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
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-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
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-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-5"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-6.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-6.json
deleted file mode 100755
index e6579cdc7241c761c71210abb0b2120066b3bfd5..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-6.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smt_size": 2
-  },
-  "main_memory": {
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-  },
-  "network_adapters": [
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
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-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-6"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-7.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-7.json
deleted file mode 100755
index 014be4659abceb94c2a5c95d6c84a59dbb776b46..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-7.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  },
-  "network_adapters": [
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
-      "driver": "tg3",
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "operating_system": {
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-  },
-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
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-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-7"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-8.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-8.json
deleted file mode 100755
index 3b5387969a14aea82fe9ae75351334665696ea59..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-8.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
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-  "main_memory": {
-    "ram_size": 2147483648,
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-  },
-  "network_adapters": [
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
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-      "enabled": true,
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "version": null
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-  "processor": {
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-8"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-9.json b/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-9.json
deleted file mode 100755
index fcbb022ff6d042c1bd16bd1dc6da1ecddcbc93cf..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/nancy/clusters/grillon/nodes/grillon-9.json
+++ /dev/null
@@ -1,55 +0,0 @@
-{
-  "architecture": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "virtual_size": null
-  },
-  "network_adapters": [
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    },
-    {
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-      "interface": "Ethernet",
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-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "operating_system": {
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-    "version": null
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-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
-    {
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-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "grillon-9"
-}
\ No newline at end of file