diff --git a/data/grid5000/environments/etch-x64-base-1.0.json b/data/grid5000/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/etch-x64-base-1.1.json b/data/grid5000/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/etch-x64-big-1.0.json b/data/grid5000/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/etch-x64-big-1.1.json b/data/grid5000/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/etch-x64-nfs-1.0.json b/data/grid5000/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/etch-x64-nfs-1.1.json b/data/grid5000/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/etch-x64-xen-1.0.json b/data/grid5000/environments/etch-x64-xen-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..163e4e3fae40bc0571d09770eeed65c74a61b5f1
--- /dev/null
+++ b/data/grid5000/environments/etch-x64-xen-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": null,
+    "path": "\/grid5000\/images\/etch-x64-xen-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-xen-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "testing",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-xen-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/lenny-x64-base-0.9.json b/data/grid5000/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/lenny-x64-base-1.0.json b/data/grid5000/environments/lenny-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..eed1962beaa663a5928737d18eb40a65070b6f31
--- /dev/null
+++ b/data/grid5000/environments/lenny-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": null,
+    "path": "\/grid5000\/images\/lenny-x64-base-1.0.tgz"
+  },
+  "kernel": null,
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "build",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/lenny-x64-big-0.9.json b/data/grid5000/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/lenny-x64-nfs-0.9.json b/data/grid5000/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/sid-x64-base-1.1.json b/data/grid5000/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/sid-x64-big-1.1.json b/data/grid5000/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/sid-x64-nfs-1.0.json b/data/grid5000/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/environments/sid-x64-nfs-1.1.json b/data/grid5000/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/etch-x64-base-1.0.json b/data/grid5000/sites/bordeaux/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/etch-x64-base-1.1.json b/data/grid5000/sites/bordeaux/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/etch-x64-big-1.0.json b/data/grid5000/sites/bordeaux/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/etch-x64-big-1.1.json b/data/grid5000/sites/bordeaux/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/bordeaux/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/bordeaux/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/bordeaux/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/bordeaux/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/bordeaux/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/sid-x64-base-1.1.json b/data/grid5000/sites/bordeaux/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/sid-x64-big-1.1.json b/data/grid5000/sites/bordeaux/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/bordeaux/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/bordeaux/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/bordeaux/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/bordeaux/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/etch-x64-base-1.0.json b/data/grid5000/sites/grenoble/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/etch-x64-base-1.1.json b/data/grid5000/sites/grenoble/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/etch-x64-big-1.0.json b/data/grid5000/sites/grenoble/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/etch-x64-big-1.1.json b/data/grid5000/sites/grenoble/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/grenoble/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/grenoble/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/grenoble/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/grenoble/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/grenoble/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/sid-x64-base-1.1.json b/data/grid5000/sites/grenoble/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/sid-x64-big-1.1.json b/data/grid5000/sites/grenoble/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/grenoble/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/grenoble/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/grenoble/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/etch-x64-base-1.0.json b/data/grid5000/sites/lille/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/etch-x64-base-1.1.json b/data/grid5000/sites/lille/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/etch-x64-big-1.0.json b/data/grid5000/sites/lille/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/etch-x64-big-1.1.json b/data/grid5000/sites/lille/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/lille/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/lille/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/lille/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/lille/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/lille/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/sid-x64-base-1.1.json b/data/grid5000/sites/lille/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/sid-x64-big-1.1.json b/data/grid5000/sites/lille/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/lille/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lille/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/lille/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/lille/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/etch-x64-base-1.0.json b/data/grid5000/sites/lyon/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/etch-x64-base-1.1.json b/data/grid5000/sites/lyon/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/etch-x64-big-1.0.json b/data/grid5000/sites/lyon/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/etch-x64-big-1.1.json b/data/grid5000/sites/lyon/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/lyon/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/lyon/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/lyon/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/lyon/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/lyon/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/sid-x64-base-1.1.json b/data/grid5000/sites/lyon/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/sid-x64-big-1.1.json b/data/grid5000/sites/lyon/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/lyon/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/lyon/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/lyon/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/lyon/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/griffon.json b/data/grid5000/sites/nancy/clusters/griffon/griffon.json
new file mode 100644
index 0000000000000000000000000000000000000000..e395757a9edb908fd7243c4bb0732c8a5d578975
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/griffon.json
@@ -0,0 +1,6 @@
+{
+  "created_at": "Fri, 10 Apr 2009 12:00:00 GMT",
+  "model": "Carri System CS-5393B",
+  "type": "cluster",
+  "uid": "griffon"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-1.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-1.json
new file mode 100644
index 0000000000000000000000000000000000000000..ec7373ab77fe3aae5072d9ec1442af8864737727
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-1.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.1",
+      "network_address": "griffon-1.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-1"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-10.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-10.json
new file mode 100644
index 0000000000000000000000000000000000000000..54acc7e610248a312ee03f498e3a1c07db06df33
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-10.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.10",
+      "network_address": "griffon-10.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-10"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-11.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-11.json
new file mode 100644
index 0000000000000000000000000000000000000000..db60a01bbd005d3550e9125457c33021135bf726
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-11.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.11",
+      "network_address": "griffon-11.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-11"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-12.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-12.json
new file mode 100644
index 0000000000000000000000000000000000000000..1bced2a78d7086e2cdad4616f64e03bae5e7322f
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-12.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.12",
+      "network_address": "griffon-12.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-12"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-13.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-13.json
new file mode 100644
index 0000000000000000000000000000000000000000..8dafc139bc3c3e4140eb3da5b42249abde488cba
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-13.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.13",
+      "network_address": "griffon-13.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-13"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-14.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-14.json
new file mode 100644
index 0000000000000000000000000000000000000000..41bb0eff352c42530fbe1f1eae99f48e0468b189
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-14.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.14",
+      "network_address": "griffon-14.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-14"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-15.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-15.json
new file mode 100644
index 0000000000000000000000000000000000000000..cbf7f5f529fc70cbd37749e973617ce133109518
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-15.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.15",
+      "network_address": "griffon-15.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-15"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-16.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-16.json
new file mode 100644
index 0000000000000000000000000000000000000000..b799591dc1a88de386660eee63f024759e80c6d6
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-16.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.16",
+      "network_address": "griffon-16.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-16"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-17.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-17.json
new file mode 100644
index 0000000000000000000000000000000000000000..4f02e7deb8e5dda84445398569362e22197ff0e1
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-17.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.17",
+      "network_address": "griffon-17.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-17"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-18.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-18.json
new file mode 100644
index 0000000000000000000000000000000000000000..04ab3020d284cdbad32ce29451ca6d3b2c65a8e8
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-18.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.18",
+      "network_address": "griffon-18.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-18"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-19.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-19.json
new file mode 100644
index 0000000000000000000000000000000000000000..3476cea6f8cdde517147fb7e68f322d800d1d5ac
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-19.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.19",
+      "network_address": "griffon-19.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-19"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-2.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-2.json
new file mode 100644
index 0000000000000000000000000000000000000000..3b1487aca185e5702266d123e5911ebab946ffda
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-2.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.2",
+      "network_address": "griffon-2.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-2"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-20.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-20.json
new file mode 100644
index 0000000000000000000000000000000000000000..a621c2f742d668bcf57a78177a2f0af604c1e5e5
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-20.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.20",
+      "network_address": "griffon-20.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-20"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-21.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-21.json
new file mode 100644
index 0000000000000000000000000000000000000000..fbc8dcff0b3bb3bbdd2bfbad0a60268afcae55f3
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-21.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.21",
+      "network_address": "griffon-21.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-21"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-22.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-22.json
new file mode 100644
index 0000000000000000000000000000000000000000..5c05db07b0bfa4fa1c6dff83bc544b9629fdee34
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-22.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.22",
+      "network_address": "griffon-22.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-22"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-23.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-23.json
new file mode 100644
index 0000000000000000000000000000000000000000..c5df392943944e8a8ed727a890d56d8992d97cad
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-23.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.23",
+      "network_address": "griffon-23.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-23"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-24.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-24.json
new file mode 100644
index 0000000000000000000000000000000000000000..b38dfbc73837a8f5b9b05293bf3eee30bf247ac6
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-24.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.24",
+      "network_address": "griffon-24.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-24"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-25.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-25.json
new file mode 100644
index 0000000000000000000000000000000000000000..3ca046733dd083e30b9b584bb511b12de6e1be10
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-25.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.25",
+      "network_address": "griffon-25.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-25"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-26.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-26.json
new file mode 100644
index 0000000000000000000000000000000000000000..f971646430646f9bebd895655f308da370518d3b
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-26.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.26",
+      "network_address": "griffon-26.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-26"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-27.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-27.json
new file mode 100644
index 0000000000000000000000000000000000000000..9f77038553992278ed3255251b3e2487dd4f2653
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-27.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.27",
+      "network_address": "griffon-27.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-27"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-28.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-28.json
new file mode 100644
index 0000000000000000000000000000000000000000..468ac672a387c9ea535bf3e3cc4db638bc0dea58
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-28.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.28",
+      "network_address": "griffon-28.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-28"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-29.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-29.json
new file mode 100644
index 0000000000000000000000000000000000000000..ff941e34510b973583c7313e7cc3dd3e7ea06998
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-29.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.29",
+      "network_address": "griffon-29.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-29"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-3.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-3.json
new file mode 100644
index 0000000000000000000000000000000000000000..44aaef99e695bf671820283a2ad6b3d1cf353b72
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-3.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.3",
+      "network_address": "griffon-3.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-3"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-30.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-30.json
new file mode 100644
index 0000000000000000000000000000000000000000..a88b205cdd71c9a8f82b05ac9d1c48cfc2e16805
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-30.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.30",
+      "network_address": "griffon-30.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-30"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-31.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-31.json
new file mode 100644
index 0000000000000000000000000000000000000000..ec2f9a34d305a15b59d15692197921c4eb088770
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-31.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.31",
+      "network_address": "griffon-31.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-31"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-32.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-32.json
new file mode 100644
index 0000000000000000000000000000000000000000..c5b8c48e8290cb532f3b2bb9a51d2961aa22397f
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-32.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.32",
+      "network_address": "griffon-32.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-32"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-33.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-33.json
new file mode 100644
index 0000000000000000000000000000000000000000..4f7defdfd2b510ce92f352ff7a92e9d5ef84722a
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-33.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.33",
+      "network_address": "griffon-33.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-33"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-34.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-34.json
new file mode 100644
index 0000000000000000000000000000000000000000..a2c7674b5142c02af9b25e724f2633d52c3553d7
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-34.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.34",
+      "network_address": "griffon-34.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-34"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-35.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-35.json
new file mode 100644
index 0000000000000000000000000000000000000000..f2d2e437f89d93c6441529ef3b48083f0570ec73
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-35.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.35",
+      "network_address": "griffon-35.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-35"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-36.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-36.json
new file mode 100644
index 0000000000000000000000000000000000000000..4563c8191528d43404725be571554950a57be979
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-36.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.36",
+      "network_address": "griffon-36.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-36"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-37.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-37.json
new file mode 100644
index 0000000000000000000000000000000000000000..d9895bb380c3024f647394c5394e255dc9083658
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-37.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.37",
+      "network_address": "griffon-37.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-37"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-38.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-38.json
new file mode 100644
index 0000000000000000000000000000000000000000..31994bedd1794f6add885d3c03236963605c97ef
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-38.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.38",
+      "network_address": "griffon-38.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-38"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-39.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-39.json
new file mode 100644
index 0000000000000000000000000000000000000000..4ddb74b66fa5eca38c22790fa766946d662daaba
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-39.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.39",
+      "network_address": "griffon-39.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-39"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-4.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-4.json
new file mode 100644
index 0000000000000000000000000000000000000000..8e9edfe781877d63c1b62a9f5c0175de8b013f4e
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-4.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.4",
+      "network_address": "griffon-4.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-4"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-40.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-40.json
new file mode 100644
index 0000000000000000000000000000000000000000..39a658f002dbdf73fe39b48dca2253c8a5a06e71
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-40.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.40",
+      "network_address": "griffon-40.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-40"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-41.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-41.json
new file mode 100644
index 0000000000000000000000000000000000000000..6e8637aeb874a93da6dde28392b6f082007b5100
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-41.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.41",
+      "network_address": "griffon-41.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-41"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-42.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-42.json
new file mode 100644
index 0000000000000000000000000000000000000000..7454122af5be7b4473c84b509bb83376015799a2
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-42.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.42",
+      "network_address": "griffon-42.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-42"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-43.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-43.json
new file mode 100644
index 0000000000000000000000000000000000000000..418e8fc885445643e8f1ab3efb553939fbda5fc1
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-43.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.43",
+      "network_address": "griffon-43.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-43"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-44.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-44.json
new file mode 100644
index 0000000000000000000000000000000000000000..167e105baeaa96418e61897d158f1a60f3e6bc8e
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-44.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.44",
+      "network_address": "griffon-44.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-44"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-45.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-45.json
new file mode 100644
index 0000000000000000000000000000000000000000..3300d3f5555da6a4b1c5a23c9802517a7f5cb987
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-45.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.45",
+      "network_address": "griffon-45.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-45"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-46.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-46.json
new file mode 100644
index 0000000000000000000000000000000000000000..649b8e4b49780694aaf5a8336aef249e9e1b55b7
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-46.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.46",
+      "network_address": "griffon-46.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-46"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-47.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-47.json
new file mode 100644
index 0000000000000000000000000000000000000000..5412e0eb0cfabf046c84a03ec05c404c21d14692
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-47.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.47",
+      "network_address": "griffon-47.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-47"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-48.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-48.json
new file mode 100644
index 0000000000000000000000000000000000000000..2b98b4114f7fbe2f88f10297c4f92c3161967701
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-48.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.48",
+      "network_address": "griffon-48.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-48"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-49.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-49.json
new file mode 100644
index 0000000000000000000000000000000000000000..43d2c21723bd3f0cdd67595027f89da8ed69b1c7
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-49.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.49",
+      "network_address": "griffon-49.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-49"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-5.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-5.json
new file mode 100644
index 0000000000000000000000000000000000000000..7ef3ca363849a66bd0c99a23c1291a68e9038196
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-5.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.5",
+      "network_address": "griffon-5.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-5"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-50.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-50.json
new file mode 100644
index 0000000000000000000000000000000000000000..19b555e4ab07565979111fd14d03f48cd59282cf
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-50.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.50",
+      "network_address": "griffon-50.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-50"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-51.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-51.json
new file mode 100644
index 0000000000000000000000000000000000000000..b81da31c1befebb21d6c5c5ff3300d26861fc7b6
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-51.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.51",
+      "network_address": "griffon-51.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-51"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-52.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-52.json
new file mode 100644
index 0000000000000000000000000000000000000000..f98244b57a9b183350f42f324b8d658949d9b3bd
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-52.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.52",
+      "network_address": "griffon-52.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-52"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-53.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-53.json
new file mode 100644
index 0000000000000000000000000000000000000000..569167ae08822afe63179dd96cb5258687d92d53
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-53.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.53",
+      "network_address": "griffon-53.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-53"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-54.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-54.json
new file mode 100644
index 0000000000000000000000000000000000000000..65d299d34d19eed9bd177018ca5668e82fe1ce43
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-54.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.54",
+      "network_address": "griffon-54.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-54"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-55.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-55.json
new file mode 100644
index 0000000000000000000000000000000000000000..39086d612339a54a7ac23b48ce847082e6a5e87d
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-55.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.55",
+      "network_address": "griffon-55.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-55"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-56.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-56.json
new file mode 100644
index 0000000000000000000000000000000000000000..7c0b4d53e266deda1c9dea1959dcbd963b9c9087
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-56.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.56",
+      "network_address": "griffon-56.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-56"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-57.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-57.json
new file mode 100644
index 0000000000000000000000000000000000000000..7833d4916ddba962d9d72292e2a51c44d79e7f01
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-57.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.57",
+      "network_address": "griffon-57.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-57"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-58.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-58.json
new file mode 100644
index 0000000000000000000000000000000000000000..6f1bf44a9d2c246e7929e14b561fb4a4d1175121
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-58.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.58",
+      "network_address": "griffon-58.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-58"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-59.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-59.json
new file mode 100644
index 0000000000000000000000000000000000000000..f349790d7a20057d35b0f436084c6358e8212ec1
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-59.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.59",
+      "network_address": "griffon-59.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-59"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-6.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-6.json
new file mode 100644
index 0000000000000000000000000000000000000000..5beda29852c5299af8c0199ba9b9bfc9cdc4a7e3
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-6.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.6",
+      "network_address": "griffon-6.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-6"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-60.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-60.json
new file mode 100644
index 0000000000000000000000000000000000000000..928e077c1ed2c62eb154c0fea95fb0d0eee1de4e
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-60.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.60",
+      "network_address": "griffon-60.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
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+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-60"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-61.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-61.json
new file mode 100644
index 0000000000000000000000000000000000000000..1f07fa75cbbb1404fc812aea74b55aa5c19ec8cc
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-61.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.61",
+      "network_address": "griffon-61.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-61"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-62.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-62.json
new file mode 100644
index 0000000000000000000000000000000000000000..5f579497d5ae160d8f334923306a7cad07c0b70b
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-62.json
@@ -0,0 +1,72 @@
+{
+  "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",
+      "ip": "172.28.54.62",
+      "network_address": "griffon-62.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
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+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-62"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-63.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-63.json
new file mode 100644
index 0000000000000000000000000000000000000000..bea826d0f57b5214fd2aa41257081e586de6b976
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-63.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.63",
+      "network_address": "griffon-63.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-63"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-64.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-64.json
new file mode 100644
index 0000000000000000000000000000000000000000..9a4699601c8e868608597a2eacff96e9711eac13
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-64.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.64",
+      "network_address": "griffon-64.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-64"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-65.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-65.json
new file mode 100644
index 0000000000000000000000000000000000000000..de31dde94c89e1597bd8c61d7e4c260b7f6459fe
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-65.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.65",
+      "network_address": "griffon-65.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-65"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-66.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-66.json
new file mode 100644
index 0000000000000000000000000000000000000000..3c2070ff2f7fbe0a8eff62b1cccdf3b468d39110
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-66.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.66",
+      "network_address": "griffon-66.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-66"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-67.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-67.json
new file mode 100644
index 0000000000000000000000000000000000000000..cf94718e85fc605a6208cc8c5d18bc9ac40216a2
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-67.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.67",
+      "network_address": "griffon-67.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-67"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-68.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-68.json
new file mode 100644
index 0000000000000000000000000000000000000000..c1e92e554e7f3dad79d8c91a0fe90b6d72c09b39
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-68.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.68",
+      "network_address": "griffon-68.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-68"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-69.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-69.json
new file mode 100644
index 0000000000000000000000000000000000000000..852a97a8b3a3421ee2f52cfb1778de17aa4522b6
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-69.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.69",
+      "network_address": "griffon-69.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-69"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-7.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-7.json
new file mode 100644
index 0000000000000000000000000000000000000000..7f6249ecb2dedcf70f8f0b53b4e78358a175cb7f
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-7.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.7",
+      "network_address": "griffon-7.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-7"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-70.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-70.json
new file mode 100644
index 0000000000000000000000000000000000000000..9d6e4a8137f77ea9e0857dbf2a8d0a313e1da633
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-70.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.70",
+      "network_address": "griffon-70.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-70"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-71.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-71.json
new file mode 100644
index 0000000000000000000000000000000000000000..02f9ecea0dfa5499f1ba670969c3b9b457bd1077
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-71.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.71",
+      "network_address": "griffon-71.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-71"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-72.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-72.json
new file mode 100644
index 0000000000000000000000000000000000000000..8a3e2fc12e63d57690c11c182448cef3d537c8cd
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-72.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.72",
+      "network_address": "griffon-72.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-72"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-73.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-73.json
new file mode 100644
index 0000000000000000000000000000000000000000..19e9286c11c72922eb5002435fc38358d0366b2f
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-73.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.73",
+      "network_address": "griffon-73.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-73"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-74.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-74.json
new file mode 100644
index 0000000000000000000000000000000000000000..09370f0ed1fdecf00c5d612f416a76f21eab6531
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-74.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.74",
+      "network_address": "griffon-74.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-74"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-75.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-75.json
new file mode 100644
index 0000000000000000000000000000000000000000..b7e92bed9f85111882c1f904367afd8de576b6c0
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-75.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.75",
+      "network_address": "griffon-75.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
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+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-75"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-76.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-76.json
new file mode 100644
index 0000000000000000000000000000000000000000..0392820feb7f44ad451ac270fcc144202dd02ff8
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-76.json
@@ -0,0 +1,72 @@
+{
+  "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",
+      "ip": "172.28.54.76",
+      "network_address": "griffon-76.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-76"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-77.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-77.json
new file mode 100644
index 0000000000000000000000000000000000000000..386ec93a94338932aa767f62d4199a6c2aaf8193
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-77.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.77",
+      "network_address": "griffon-77.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
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+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-77"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-78.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-78.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e18e4413e5d984be408c1cfea2ff139eeb50930
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-78.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.78",
+      "network_address": "griffon-78.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-78"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-79.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-79.json
new file mode 100644
index 0000000000000000000000000000000000000000..888086114acf773f8df118f312e790f7580f4cf5
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-79.json
@@ -0,0 +1,72 @@
+{
+  "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",
+      "ip": "172.28.54.79",
+      "network_address": "griffon-79.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
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+  "operating_system": {
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+    "release": null,
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+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-79"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-8.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-8.json
new file mode 100644
index 0000000000000000000000000000000000000000..1a531399b54333f552b4e8a69e70444f9d4fd8e1
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-8.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.8",
+      "network_address": "griffon-8.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-8"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-80.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-80.json
new file mode 100644
index 0000000000000000000000000000000000000000..cf2370573c903911e491cf7590e461850b4c584a
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-80.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.80",
+      "network_address": "griffon-80.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-80"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-81.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-81.json
new file mode 100644
index 0000000000000000000000000000000000000000..ce794227b4b26a5f189f5cd1abb2411e06b6fed7
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-81.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.81",
+      "network_address": "griffon-81.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-81"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-82.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-82.json
new file mode 100644
index 0000000000000000000000000000000000000000..dc9754c848a4a4e5d3fe8fe8305cb2734afd4cea
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-82.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.82",
+      "network_address": "griffon-82.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-82"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-83.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-83.json
new file mode 100644
index 0000000000000000000000000000000000000000..fd8d4910c9bacd756b95badadf2d02865608c7eb
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-83.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.83",
+      "network_address": "griffon-83.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-83"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-84.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-84.json
new file mode 100644
index 0000000000000000000000000000000000000000..c6c268a1def891111e44b5849fc2b242861ce48a
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-84.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.84",
+      "network_address": "griffon-84.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-84"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-85.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-85.json
new file mode 100644
index 0000000000000000000000000000000000000000..9d943723ea3c78608c1d69b1bc482295f676eb87
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-85.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.85",
+      "network_address": "griffon-85.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
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+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-85"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-86.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-86.json
new file mode 100644
index 0000000000000000000000000000000000000000..5eaf7d8b1dce26a25de726910392979c31cef6a9
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-86.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.86",
+      "network_address": "griffon-86.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-86"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-87.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-87.json
new file mode 100644
index 0000000000000000000000000000000000000000..e8357d434c7630aa439fab47b11d1ffa3eea6be1
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-87.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.87",
+      "network_address": "griffon-87.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
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+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-87"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-88.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-88.json
new file mode 100644
index 0000000000000000000000000000000000000000..855049548d02ef043efc0bed8064358e0be955dd
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-88.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.88",
+      "network_address": "griffon-88.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-88"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-89.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-89.json
new file mode 100644
index 0000000000000000000000000000000000000000..1dc5d2d7f588e0d9832f098cabbaae9f05360d9a
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-89.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.89",
+      "network_address": "griffon-89.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-89"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-9.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-9.json
new file mode 100644
index 0000000000000000000000000000000000000000..40768d0e28c655502f00387ae8b665c432dbbe5e
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-9.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.9",
+      "network_address": "griffon-9.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-9"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-90.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-90.json
new file mode 100644
index 0000000000000000000000000000000000000000..88384815ed84ac0fb01464a93f4671043f5e5c85
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-90.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.90",
+      "network_address": "griffon-90.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-90"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-91.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-91.json
new file mode 100644
index 0000000000000000000000000000000000000000..1a6d5296b59ba77e4d66996af2f3b2438d15ed68
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-91.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.91",
+      "network_address": "griffon-91.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-91"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-92.json b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-92.json
new file mode 100644
index 0000000000000000000000000000000000000000..b106d22b5ce953d9e7dd44134375965f3cafbb3c
--- /dev/null
+++ b/data/grid5000/sites/nancy/clusters/griffon/nodes/griffon-92.json
@@ -0,0 +1,72 @@
+{
+  "architecture": {
+    "platform_type": "x86_64",
+    "smp_size": 2,
+    "smt_size": 8
+  },
+  "main_memory": {
+    "ram_size": 17179869184,
+    "virtual_size": null
+  },
+  "network_adapters": [
+    {
+      "driver": "e1000e",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.28.54.92",
+      "network_address": "griffon-92.nancy.grid5000.fr",
+      "rate": 1000000000,
+      "switch": "sgriffon1",
+      "vendor": "intel",
+      "version": "80003ES2LAN"
+    },
+    {
+      "driver": "e1000e",
+      "enabled": false,
+      "interface": "Ethernet",
+      "rate": 1000000000,
+      "vendor": "intel",
+      "version": "BCM5721"
+    },
+    {
+      "driver": "mlx4_core",
+      "enabled": true,
+      "interface": "Infiniband 20G",
+      "rate": 20000000000,
+      "switch": "ib_switch",
+      "vendor": "Mellanox",
+      "version": "MT26418"
+    }
+  ],
+  "operating_system": {
+    "name": null,
+    "release": null,
+    "version": null
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": null,
+    "cache_l1i": null,
+    "cache_l2": 12582912,
+    "clock_speed": 2500000000.0,
+    "instruction_set": "",
+    "model": "Intel Xeon",
+    "other_description": "",
+    "vendor": "Intel",
+    "version": "L5420"
+  },
+  "storage_devices": [
+    {
+      "driver": "ata_piix",
+      "interface": "SATA II",
+      "size": 298023223876.953
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "griffon-92"
+}
\ No newline at end of file
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": {
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-  "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": {
-    "name": null,
-    "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-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": [
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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": {
-    "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": {
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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",
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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-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": {
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-    "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": {
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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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-    "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-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": {
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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": {
-    "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": {
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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-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": {
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-    "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": {
-    "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-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": {
-    "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-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": {
-    "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-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": {
-    "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-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": {
-    "platform_type": "x86_64",
-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  },
-  "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": {
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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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-    "virtual_size": null
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-  "network_adapters": [
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-      "driver": "tg3",
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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,
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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": {
-    "ram_size": 2147483648,
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-  },
-  "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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-    "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-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": {
-    "platform_type": "x86_64",
-    "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"
-    },
-    {
-      "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",
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-    "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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-  "network_adapters": [
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-      "driver": "tg3",
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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"
-    }
-  ],
-  "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": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-  },
-  "network_adapters": [
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-      "driver": "tg3",
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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
-  },
-  "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": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "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-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": {
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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "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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-    "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-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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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
-    "ram_size": 2147483648,
-    "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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-    "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-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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-    "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-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,
-    "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-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": {
-    "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": [
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-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "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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-    "smp_size": 2,
-    "smt_size": 2
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-  "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"
-    }
-  ],
-  "operating_system": {
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-    "release": null,
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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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-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "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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-    "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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-    "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": [
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-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "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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-    "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",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
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-  "operating_system": {
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-    "cache_l2": 1048576,
-    "clock_speed": 2000000000,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "246"
-  },
-  "storage_devices": [
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-      "driver": "sata_nv",
-      "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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-    "smp_size": 2,
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-  "operating_system": {
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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",
-  "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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-  "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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-      "driver": "sata_nv",
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "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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-    "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"
-    },
-    {
-      "driver": "tg3",
-      "enabled": true,
-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
-  ],
-  "operating_system": {
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-    "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": [
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-      "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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-      "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-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",
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-      "interface": "Ethernet",
-      "rate": 1000000000,
-      "vendor": "Broadcom",
-      "version": "BCM5721"
-    }
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-  "operating_system": {
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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-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,
-    "smt_size": 2
-  },
-  "main_memory": {
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-    "virtual_size": null
-  },
-  "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"
-    }
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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-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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-    "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"
-    }
-  ],
-  "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-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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-    "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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-    "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-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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-    "smp_size": 2,
-    "smt_size": 2
-  },
-  "main_memory": {
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-    "virtual_size": null
-  },
-  "network_adapters": [
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-      "driver": "tg3",
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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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-    "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-45"
-}
\ 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": {
-    "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-46"
-}
\ 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": {
-    "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-47"
-}
\ 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": {
-    "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-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": {
-    "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-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": {
-    "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-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": {
-    "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-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": {
-    "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-9"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/etch-x64-base-1.0.json b/data/grid5000/sites/nancy/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/etch-x64-base-1.1.json b/data/grid5000/sites/nancy/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/etch-x64-big-1.0.json b/data/grid5000/sites/nancy/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/etch-x64-big-1.1.json b/data/grid5000/sites/nancy/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/nancy/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/nancy/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/nancy/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/nancy/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/nancy/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/sid-x64-base-1.1.json b/data/grid5000/sites/nancy/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/sid-x64-big-1.1.json b/data/grid5000/sites/nancy/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/nancy/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/nancy/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/nancy/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/nancy/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/clusters/gdx/nodes/gdx-311.json b/data/grid5000/sites/orsay/clusters/gdx/nodes/gdx-311.json
deleted file mode 100755
index d77ed42ddb497bb5d57c24706dea8b1711ff86e5..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/orsay/clusters/gdx/nodes/gdx-311.json
+++ /dev/null
@@ -1,56 +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": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": true,
-      "interface": "Myri-10G",
-      "rate": 10000000000,
-      "vendor": "Myrinet",
-      "version": "10G-PCIE-8A-C"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2400000000.0,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "250"
-  },
-  "storage_devices": [
-    {
-      "driver": null,
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "gdx-311"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/clusters/gdx/nodes/gdx-312.json b/data/grid5000/sites/orsay/clusters/gdx/nodes/gdx-312.json
deleted file mode 100755
index be83b357e0c2cbcb413664abf560671bc25a7924..0000000000000000000000000000000000000000
--- a/data/grid5000/sites/orsay/clusters/gdx/nodes/gdx-312.json
+++ /dev/null
@@ -1,56 +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": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": false,
-      "interface": "Ethernet",
-      "rate": 1000000000
-    },
-    {
-      "enabled": true,
-      "interface": "Myri-10G",
-      "rate": 10000000000,
-      "vendor": "Myrinet",
-      "version": "10G-PCIE-8A-C"
-    }
-  ],
-  "operating_system": {
-    "name": null,
-    "release": null,
-    "version": null
-  },
-  "processor": {
-    "cache_l1": null,
-    "cache_l1d": null,
-    "cache_l1i": null,
-    "cache_l2": 1048576,
-    "clock_speed": 2400000000.0,
-    "instruction_set": "",
-    "model": "AMD Opteron",
-    "other_description": "",
-    "vendor": "AMD",
-    "version": "250"
-  },
-  "storage_devices": [
-    {
-      "driver": null,
-      "interface": "SATA",
-      "size": 74505805969.2383
-    }
-  ],
-  "type": "node",
-  "uid": "gdx-312"
-}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/etch-x64-base-1.0.json b/data/grid5000/sites/orsay/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/etch-x64-base-1.1.json b/data/grid5000/sites/orsay/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/etch-x64-big-1.0.json b/data/grid5000/sites/orsay/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/etch-x64-big-1.1.json b/data/grid5000/sites/orsay/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/orsay/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/orsay/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/orsay/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/orsay/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/orsay/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/sid-x64-base-1.1.json b/data/grid5000/sites/orsay/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/sid-x64-big-1.1.json b/data/grid5000/sites/orsay/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/orsay/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/orsay/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/orsay/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/orsay/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/etch-x64-base-1.0.json b/data/grid5000/sites/rennes/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/etch-x64-base-1.1.json b/data/grid5000/sites/rennes/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/etch-x64-big-1.0.json b/data/grid5000/sites/rennes/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/etch-x64-big-1.1.json b/data/grid5000/sites/rennes/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/rennes/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/rennes/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/rennes/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/rennes/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/rennes/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/sid-x64-base-1.1.json b/data/grid5000/sites/rennes/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/sid-x64-big-1.1.json b/data/grid5000/sites/rennes/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/rennes/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/rennes/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/rennes/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/etch-x64-base-1.0.json b/data/grid5000/sites/sophia/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/etch-x64-base-1.1.json b/data/grid5000/sites/sophia/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/etch-x64-big-1.0.json b/data/grid5000/sites/sophia/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/etch-x64-big-1.1.json b/data/grid5000/sites/sophia/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/sophia/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/sophia/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/sophia/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/sophia/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/sophia/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/sid-x64-base-1.1.json b/data/grid5000/sites/sophia/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/sid-x64-big-1.1.json b/data/grid5000/sites/sophia/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/sophia/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/sophia/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/sophia/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/sophia/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/etch-x64-base-1.0.json b/data/grid5000/sites/toulouse/environments/etch-x64-base-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..4b24f48b365023074c2ec2de1f4f60234e51bcca
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/etch-x64-base-1.0.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "adcd603db66d9e3da98926174f7d69aa",
+    "path": "\/grid5000\/images\/etch-x64-base-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/etch-x64-base-1.1.json b/data/grid5000/sites/toulouse/environments/etch-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..339dc8294f6df6a4126facbe76a1c70bbd3862ab
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/etch-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "457cc632376c2c4cefd975b36bf65072",
+    "path": "\/grid5000\/images\/etch-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/etch-x64-big-1.0.json b/data/grid5000/sites/toulouse/environments/etch-x64-big-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..3e02e4f042b531e717df1bfb863ca2c5a1f49f66
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/etch-x64-big-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "5ddf6e898c11846dfb3eb9b2def2d2de",
+    "path": "\/grid5000\/images\/etch-x64-big-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/etch-x64-big-1.1.json b/data/grid5000/sites/toulouse/environments/etch-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7f9762f3c6dfaa794a43058101f475a4ffb0631
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/etch-x64-big-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6c971c97eb2f62c056e343cbe9f4a71d",
+    "path": "\/grid5000\/images\/etch-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/etch-x64-nfs-1.0.json b/data/grid5000/sites/toulouse/environments/etch-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..6b04493c020564a61f90b064adc7b953ed0d5fa0
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/etch-x64-nfs-1.0.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c76462698ae0480aaa48c9b707b96da5",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/etch-x64-nfs-1.1.json b/data/grid5000/sites/toulouse/environments/etch-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2544bdfdbe9aabb7e2eb52821e6a9bab57f268d
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/etch-x64-nfs-1.1.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version etch for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "303740c75b7a74c94bb5909d3aa8ac4f",
+    "path": "\/grid5000\/images\/etch-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.18-6-amd64",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "etch-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/lenny-x64-base-0.9.json b/data/grid5000/sites/toulouse/environments/lenny-x64-base-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b4b3f5eed69611ec881e2ba0842fc2e4f203434
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/lenny-x64-base-0.9.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "c1913bf8de22f52ef213151c25208a4a",
+    "path": "\/grid5000\/images\/lenny-x64-base-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-base-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/lenny-x64-big-0.9.json b/data/grid5000/sites/toulouse/environments/lenny-x64-big-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe619afb192c038a8d2c2961800a648f83100e83
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/lenny-x64-big-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "ead20673233d0b9162ba56481d596add",
+    "path": "\/grid5000\/images\/lenny-x64-big-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-big-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/lenny-x64-nfs-0.9.json b/data/grid5000/sites/toulouse/environments/lenny-x64-nfs-0.9.json
new file mode 100644
index 0000000000000000000000000000000000000000..c58fd91f5455fda0ac6be1a391b25ee8013a666f
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/lenny-x64-nfs-0.9.json
@@ -0,0 +1,53 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version lenny for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "7975882dec6bde601346c0152e161638",
+    "path": "\/grid5000\/images\/lenny-x64-nfs-0.9.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "lenny-x64-nfs-0.9",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM x3455,IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100",
+    "Altix Xe 310"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/sid-x64-base-1.1.json b/data/grid5000/sites/toulouse/environments/sid-x64-base-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..d1783381f04ea04a1bd091141b5469f7e5f806d1
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/sid-x64-base-1.1.json
@@ -0,0 +1,56 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    },
+    {
+      "login": "g5k",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "756ccc2096e9feacde85500d33683dba",
+    "path": "\/grid5000\/images\/sid-x64-base-1.1.tgz"
+  },
+  "kernel": "2.6.24",
+  "max_open_files": 8192,
+  "services": [
+
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-base-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "HP DL385G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/sid-x64-big-1.1.json b/data/grid5000/sites/toulouse/environments/sid-x64-big-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..b2fdd835a49a016201125cd89d66b1854aa32a18
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/sid-x64-big-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "d514bee74404ed5f64ff41b2f60c4f7f",
+    "path": "\/grid5000\/images\/sid-x64-big-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-big-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/sid-x64-nfs-1.0.json b/data/grid5000/sites/toulouse/environments/sid-x64-nfs-1.0.json
new file mode 100644
index 0000000000000000000000000000000000000000..aaa01947429caedbc21854d91f6b010cb4c89e92
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/sid-x64-nfs-1.0.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "6e004d1ac25e86a1dadc09d28f968eb5",
+    "path": "\/home\/nancy\/xdelaruelle\/images\/sid-x64-nfs-1.0.tgz"
+  },
+  "kernel": "2.6.18-4",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.0",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/toulouse/environments/sid-x64-nfs-1.1.json b/data/grid5000/sites/toulouse/environments/sid-x64-nfs-1.1.json
new file mode 100644
index 0000000000000000000000000000000000000000..fe3d0e4a93e51129d1593c73e9cfa27d72176cc6
--- /dev/null
+++ b/data/grid5000/sites/toulouse/environments/sid-x64-nfs-1.1.json
@@ -0,0 +1,52 @@
+{
+  "accounts": [
+    {
+      "login": "root",
+      "password": "grid5000"
+    }
+  ],
+  "applications": [
+    "Vim",
+    "XEmacs",
+    "JED",
+    "nano",
+    "JOE",
+    "Perl",
+    "Python",
+    "Ruby"
+  ],
+  "based_on": "Debian version sid for amd64",
+  "consoles": [
+    {
+      "bps": 34800,
+      "port": "ttyS0"
+    }
+  ],
+  "file": {
+    "md5": "4218f5a9bfea4a759fa684db1ec4d89c",
+    "path": "\/grid5000\/images\/sid-x64-nfs-1.1.tgz"
+  },
+  "kernel": "2.6.24.3",
+  "max_open_files": 8192,
+  "services": [
+    "ldap",
+    "nfs"
+  ],
+  "state": "stable",
+  "tcp_bandwidth": 1000000000,
+  "type": "environment",
+  "uid": "sid-x64-nfs-1.1",
+  "valid_on": [
+    "Dell PE1855",
+    "Dell PE1950",
+    "HP DL140G3",
+    "HP DL145G2",
+    "IBM e325",
+    "IBM e326",
+    "IBM e326m",
+    "Sun V20z",
+    "Sun X2200 M2",
+    "Sun X4100"
+  ],
+  "x11_forwarding": true
+}
\ No newline at end of file
diff --git a/generators/input/bordeaux.rb b/generators/input/bordeaux.rb
index 16a5ce0889bcb5fd05132d0810b07d5d354c108c..71985ff10b855d692794da97bb91595bb2eea469 100755
--- a/generators/input/bordeaux.rb
+++ b/generators/input/bordeaux.rb
@@ -9,7 +9,9 @@ site :bordeaux do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
   
   cluster :bordemer do |cluster_uid|
     model "IBM eServer 325"
diff --git a/generators/input/environments.rb b/generators/input/environments.rb
index e4a5f410fc5b306ecb953c14b5876d52fc3bf114..93c0938fecd4b1f8f25f7e79e4f93ba3e10a45c6 100755
--- a/generators/input/environments.rb
+++ b/generators/input/environments.rb
@@ -11,4 +11,229 @@ environment 'sid-x64-base-1.0' do
   x11_forwarding true
   max_open_files 8192
   tcp_bandwidth 1.giga
+end
+
+environment 'sid-x64-base-1.1' do
+  state "stable"
+  file({:path => "/grid5000/images/sid-x64-base-1.1.tgz", :md5 => "756ccc2096e9feacde85500d33683dba"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, HP DL385G2, IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100".split(", ")
+  kernel "2.6.24"
+  based_on "Debian version sid for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services []
+  accounts [{:login => "root", :password => "grid5000"}, {:login => "g5k", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'sid-x64-nfs-1.0' do
+  state "stable"
+  file({:path => "/home/nancy/xdelaruelle/images/sid-x64-nfs-1.0.tgz", :md5 => "6e004d1ac25e86a1dadc09d28f968eb5"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100".split(", ")
+  kernel "2.6.18-4"
+  based_on "Debian version sid for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'sid-x64-nfs-1.1' do
+  state "stable"
+  file({:path => "/grid5000/images/sid-x64-nfs-1.1.tgz", :md5 => "4218f5a9bfea4a759fa684db1ec4d89c"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100".split(", ")
+  kernel "2.6.24.3"
+  based_on "Debian version sid for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'sid-x64-big-1.1' do
+  state "stable"
+  file({:path => "/grid5000/images/sid-x64-big-1.1.tgz", :md5 => "d514bee74404ed5f64ff41b2f60c4f7f"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100".split(", ")
+  kernel "2.6.24.3"
+  based_on "Debian version sid for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'etch-x64-base-1.0' do
+  state "stable"
+  file({:path => "/grid5000/images/etch-x64-base-1.0.tgz", :md5 => "adcd603db66d9e3da98926174f7d69aa"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.18-6-amd64"
+  based_on "Debian version etch for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services []
+  accounts [{:login => "root", :password => "grid5000"}, {:login => "g5k", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'etch-x64-base-1.1' do
+  state "stable"
+  file({:path => "/grid5000/images/etch-x64-base-1.1.tgz", :md5 => "457cc632376c2c4cefd975b36bf65072"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.18-6-amd64"
+  based_on "Debian version etch for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services []
+  accounts [{:login => "root", :password => "grid5000"}, {:login => "g5k", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'etch-x64-nfs-1.0' do
+  state "stable"
+  file({:path => "/grid5000/images/etch-x64-nfs-1.0.tgz", :md5 => "c76462698ae0480aaa48c9b707b96da5"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.18-6-amd64"
+  based_on "Debian version etch for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'etch-x64-nfs-1.1' do
+  state "stable"
+  file({:path => "/grid5000/images/etch-x64-nfs-1.1.tgz", :md5 => "303740c75b7a74c94bb5909d3aa8ac4f"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.18-6-amd64"
+  based_on "Debian version etch for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'etch-x64-big-1.0' do
+  state "stable"
+  file({:path => "/grid5000/images/etch-x64-big-1.0.tgz", :md5 => "5ddf6e898c11846dfb3eb9b2def2d2de"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.18-6-amd64"
+  based_on "Debian version etch for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'etch-x64-big-1.1' do
+  state "stable"
+  file({:path => "/grid5000/images/etch-x64-big-1.1.tgz", :md5 => "6c971c97eb2f62c056e343cbe9f4a71d"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.18-6-amd64"
+  based_on "Debian version etch for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'etch-x64-xen-1.0' do
+  state "testing"
+  file({:path => "/grid5000/images/etch-x64-xen-1.0.tgz", :md5 => nil})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.18-6-xen-amd64"
+  based_on "Debian version etch for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'lenny-x64-base-0.9' do
+  state "stable"
+  file({:path => "/grid5000/images/lenny-x64-base-0.9.tgz", :md5 => "c1913bf8de22f52ef213151c25208a4a"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.24.3"
+  based_on "Debian version lenny for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services []
+  accounts [{:login => "root", :password => "grid5000"}, {:login => "g5k", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'lenny-x64-base-1.0' do
+  state "build"
+  file({:path => "/grid5000/images/lenny-x64-base-1.0.tgz", :md5 => nil})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel nil
+  based_on "Debian version lenny for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services []
+  accounts [{:login => "root", :password => "grid5000"}, {:login => "g5k", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'lenny-x64-nfs-0.9' do
+  state "stable"
+  file({:path => "/grid5000/images/lenny-x64-nfs-0.9.tgz", :md5 => "7975882dec6bde601346c0152e161638"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.24.3"
+  based_on "Debian version lenny for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
+end
+
+environment 'lenny-x64-big-0.9' do
+  state "stable"
+  file({:path => "/grid5000/images/lenny-x64-big-0.9.tgz", :md5 => "ead20673233d0b9162ba56481d596add"})
+  valid_on "Dell PE1855, Dell PE1950, HP DL140G3, HP DL145G2, IBM x3455,IBM e325, IBM e326, IBM e326m, Sun V20z, Sun X2200 M2, Sun X4100, Altix Xe 310".split(", ")
+  kernel "2.6.24.3"
+  based_on "Debian version lenny for amd64"
+  consoles [{:port => "ttyS0", :bps => 34800}]
+  services ['ldap', 'nfs']
+  accounts [{:login => "root", :password => "grid5000"}]
+  applications "Vim, XEmacs, JED, nano, JOE, Perl, Python, Ruby".split(", ")
+  x11_forwarding true
+  max_open_files 8192
+  tcp_bandwidth 1.giga
 end
\ No newline at end of file
diff --git a/generators/input/grenoble.rb b/generators/input/grenoble.rb
index 1078cb5b40c5616f6b3ee2eff75b38d3c45013a3..eb379055199ff419031c7cd964eceec3572f4c07 100755
--- a/generators/input/grenoble.rb
+++ b/generators/input/grenoble.rb
@@ -9,7 +9,9 @@ site :grenoble do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
 
   cluster :genepi do |cluster_uid|
     model "Bull R422-E1"
diff --git a/generators/input/input.description.ignore b/generators/input/input.description.ignore
new file mode 100644
index 0000000000000000000000000000000000000000..5312f1e53644cae75506ddc4b65eafce06bdd505
--- /dev/null
+++ b/generators/input/input.description.ignore
@@ -0,0 +1,84 @@
+site :rennes do |site_uid|      # General description of the site.
+  name "Rennes"                   
+  location "Rennes, France"
+  web "http://www.irisa.fr"
+  description ""
+  latitude 48.114722
+  longitude -1.679444
+  email_contact
+  sys_admin_contact
+  security_contact
+  user_support_contact
+  
+  # Describes the list of environments available on the site.
+  # Notice the :refer_to option that creates a hard link to an existing file, starting from the ./data directory.
+  %w{sid-x64-base-1.0}.each do |env_id|
+    environment env_id, :refer_to => "grid5000/environments/#{env_id}"
+  end
+  
+  cluster :paraquad do |cluster_uid|
+    model "Dell PowerEdge 1950"                         
+    created_at Time.parse("2006-12-01").httpdate        # Date of arrival of the cluster into Grid5000. 
+                                                        # Do not forget the .httpdate call.
+    
+    # Describes the nodes that compose the cluster. To avoid repetition, you may enclose the description in a loop:
+    64.times do |i| # index is starting at 0
+      node "#{cluster_uid}-#{i+1}" do |node_uid| # node UID.
+        # lists the supported job types (true, false or string value)
+        supported_job_types({:deploy => true, :besteffort => true, :virtual => "ivt"}) 
+        # describes the architecture of the node
+        architecture({
+          :smp_size => 2, # number of physical CPUs
+          :smt_size => 4, # number of logical CPUs (cores)
+          :platform_type => "x86_64"
+          })
+        # describes the processors
+        processor({
+          :vendor => "Intel",
+          :model => "Intel Xeon",
+          :version => "5148 LV",
+          :clock_speed => 2.33.giga,  # giga = 10^9
+          :instruction_set => "",     # x86-64, IA-64, ...
+          :other_description => "",   
+          :cache_l1 => nil,           # first-level unified cache size of the processor
+          :cache_l1i => nil,          # first-level instruction cache size of the processor
+          :cache_l1d => nil,          # first-level data cache size of the processor
+          :cache_l2 => nil            # second-level unified cache size of the processor
+        })
+        main_memory({
+          :ram_size => 4.GB(true),    # the amount of RAM (indicating true means "true bytes" (multiple of 2^10))
+          :virtual_size => nil        # the amount of virtual memory (RAM+Swap)
+        })
+        # Information about the default operating system of the node 
+        #   $ lsb_release -a.
+        # =>
+        #   Distributor ID: Ubuntu        = :name
+        #   Description:  Ubuntu 6.10
+        #   Release:  6.10                = :release
+        #   Codename: edgy                = :version
+        operating_system({
+          :name => nil,               # name of the operating system
+          :release => nil,            # release of the operating system
+          :version => nil             # version of the operating system
+        })
+        # Describes the list of storage devices available on the node
+        # Required properties include: :interface, :size
+        # You may add the :driver property, or a :raid property (e.g. :raid => "0") if needed.
+        storage_devices [
+          {:interface => 'SATA', :size => 160.GB(false), :driver => "mptsas"}
+          ]
+        # Describes the list of network adapters available on the node
+        # Required properties include: :interface, :rate, :switch, :network_address, :ip, :enabled
+        # You may add properties such as: :driver, :vendor, :version
+        # You may include adapters reserved for management (in this case, set enabled to false)
+        network_adapters [
+            {:interface => 'Myri-10G', :rate => 10.giga, 
+              :switch => "c6509-grid", :network_address => "#{node_uid}.#{site_uid}.grid5000.fr", :ip => dns_lookup("#{node_uid}.#{site_uid}.grid5000.fr"), 
+              :vendor => 'Myrinet', :version => "10G-PCIE-8A-C", :enabled => true},
+            {:interface => 'Ethernet', :rate => 1.giga, :enabled => true},
+            {:interface => 'Ethernet', :rate => 1.giga, :enabled => false}
+          ]        
+      end
+    end
+  end
+end
\ No newline at end of file
diff --git a/generators/input/lille.rb b/generators/input/lille.rb
index 95727f49927ad7927671b4758331266a1e440813..df3befd46a92425ccda2e8b81fdfb0d002c9dbe2 100755
--- a/generators/input/lille.rb
+++ b/generators/input/lille.rb
@@ -9,7 +9,9 @@ site :lille do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
   
   cluster :chuque do |cluster_uid|
     model "IBM eServer 326"
diff --git a/generators/input/lyon.rb b/generators/input/lyon.rb
index 2338b634f7f8e7e9ff888af6ee065861c74f9bde..fb3c785eebf1664a04047d068a90c943e8828910 100755
--- a/generators/input/lyon.rb
+++ b/generators/input/lyon.rb
@@ -9,7 +9,9 @@ site :lyon do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
   
   cluster :capricorne do |cluster_uid|
     model "IBM eServer 325"
diff --git a/generators/input/nancy.rb b/generators/input/nancy.rb
index 9b92d80ebe4a2a53a34c32b7f72e8d132d0b994e..1d5f30390774e25176d55a533257e96407b6bd4b 100755
--- a/generators/input/nancy.rb
+++ b/generators/input/nancy.rb
@@ -9,7 +9,9 @@ site :nancy do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
   
   cluster :grelon do |cluster_uid|
     model "HP ProLiant DL140G3"
@@ -55,4 +57,53 @@ site :nancy do |site_uid|
       end
     end
   end # cluster grelon
-end
\ No newline at end of file
+
+  cluster :griffon do |cluster_uid|
+    model "Carri System CS-5393B"
+    created_at Time.parse("2009-04-10 12:00 GMT").httpdate
+    92.times do |i|
+      node "#{cluster_uid}-#{i+1}" do |node_uid|
+        supported_job_types({:deploy => true, :besteffort => true, :virtual => "ivt"})
+        architecture({
+          :smp_size => 2, 
+          :smt_size => 8,
+          :platform_type => "x86_64"
+          })
+        processor({
+          :vendor => "Intel",
+          :model => "Intel Xeon",
+          :version => "L5420",
+          :clock_speed => 2.5.giga,
+          :instruction_set => "",
+          :other_description => "",
+          :cache_l1 => nil,
+          :cache_l1i => nil,
+          :cache_l1d => nil,
+          :cache_l2 => 12.MB
+        })
+        main_memory({
+          :ram_size => 16.GB(true), # bytes
+          :virtual_size => nil
+        })
+        operating_system({
+          :name => nil,
+          :release => nil,
+          :version => nil
+        })
+        storage_devices [
+          {:interface => 'SATA II', :size => 320.GB(false), :driver => "ata_piix"}
+          ]
+        network_adapters [
+          {:interface => 'Ethernet', :rate => 1.giga, :enabled => true, 
+            :switch => "sgriffon1", :network_address => "#{node_uid}.#{site_uid}.grid5000.fr", :ip => dns_lookup("#{node_uid}.#{site_uid}.grid5000.fr"),
+            :driver => "e1000e", :vendor => "intel", :version => "80003ES2LAN"},
+          {:interface => 'Ethernet', :rate => 1.giga, :enabled => false, :driver => "e1000e", :vendor => "intel", :version => "BCM5721"},
+	  {:interface => 'Infiniband 20G', :rate => 20.giga, :enabled => true,
+	    :switch => "ib_switch", :driver => "mlx4_core", :vendor => "Mellanox", :version => "MT26418" }
+          ]
+      end
+    end
+  end # cluster grelon
+
+
+end
diff --git a/generators/input/orsay.rb b/generators/input/orsay.rb
index be51654c0143bda0542c3f0a9dd8ea357610503f..90ed20d7727d05efd49f778b25166cb7bcdae332 100755
--- a/generators/input/orsay.rb
+++ b/generators/input/orsay.rb
@@ -9,7 +9,9 @@ site :orsay do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
 
   cluster :netgdx do |cluster_uid|
     model "IBM eServer 326m"
diff --git a/generators/input/rennes.rb b/generators/input/rennes.rb
index 231b49eaa5eb336e7cb402ed0e4ee93cc0764f94..7264c8c9d718cce0b657f73961173ed76660462d 100755
--- a/generators/input/rennes.rb
+++ b/generators/input/rennes.rb
@@ -9,9 +9,9 @@ site :rennes do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each do |env_id|
-    environment env_id, :refer_to => "grid5000/environments/#{env_id}"
-  end
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
   
   cluster :paravent do |cluster_uid|
     model "HP ProLiant DL145G2"
diff --git a/generators/input/sophia.rb b/generators/input/sophia.rb
index 85705b6643be00f4086cf94186332994abca624a..2f0f550b4b6c7c90841f5016d345d37047795f45 100755
--- a/generators/input/sophia.rb
+++ b/generators/input/sophia.rb
@@ -9,9 +9,9 @@ site :sophia do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each do |env_id|
-    environment env_id, :refer_to => "grid5000/environments/#{env_id}"
-  end
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
   
   cluster :azur do |cluster_uid|
     model "IBM eServer 325"
diff --git a/generators/input/toulouse.rb b/generators/input/toulouse.rb
index afa71eda6aa11d36c667526f766677d006072bc8..14f222647697c74f9fc943af9bc63e6c836bbf5a 100755
--- a/generators/input/toulouse.rb
+++ b/generators/input/toulouse.rb
@@ -9,7 +9,9 @@ site :toulouse do |site_uid|
   sys_admin_contact
   security_contact
   user_support_contact
-  %w{sid-x64-base-1.0}.each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
+  ( %w{sid-x64-base-1.0 sid-x64-base-1.1 sid-x64-nfs-1.0 sid-x64-nfs-1.1 sid-x64-big-1.1} + 
+    %w{etch-x64-base-1.0 etch-x64-base-1.1 etch-x64-nfs-1.0 etch-x64-nfs-1.1 etch-x64-big-1.0 etch-x64-big-1.1} +
+    %w{lenny-x64-base-0.9 lenny-x64-nfs-0.9 lenny-x64-big-0.9}  ).each{|env_uid| environment env_uid, :refer_to => "grid5000/environments/#{env_uid}"}
 
   cluster :violette do |cluster_uid|
     model "Sun Fire V20z"
diff --git a/generators/lib/g5k_generator.rb b/generators/lib/g5k_generator.rb
index eac651126c4e69926b4b5dff99c1401cb5600987..060d7354da3c66730d0ea1304941ecac365f6b2f 100755
--- a/generators/lib/g5k_generator.rb
+++ b/generators/lib/g5k_generator.rb
@@ -124,7 +124,7 @@ class ReferenceGenerator
     @context = old_context
   end
   
-  # Initializes a new generator that will generates data files in a hierachical way. 
+  # Initializes a new generator that will generate data files in a hierachical way. 
   # The root of the tree will be named with the value of <tt>data_description[:uid]</tt>.
   def initialize(data_description = {:uid => ""}, *files)
     @files = files