diff --git a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json
new file mode 100644
index 0000000000000000000000000000000000000000..088dc1dd3241453101f879c7d227c211cd3b7672
--- /dev/null
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.json
@@ -0,0 +1,165 @@
+{
+  "architecture": {
+    "cpu_core_numbering": "round-robin",
+    "nb_cores": 32,
+    "nb_procs": 2,
+    "nb_threads": 64,
+    "platform_type": "x86_64"
+  },
+  "bios": {
+    "release_date": "08/15/2019",
+    "vendor": "Dell Inc.",
+    "version": "2.3.10"
+  },
+  "bmc_version": "3.36.36.36",
+  "chassis": {
+    "manufacturer": "Dell Inc.",
+    "name": "PowerEdge R640",
+    "serial": "7D9D013"
+  },
+  "kavlan": {
+    "eth0": {
+      "kavlan-1": "192.168.194.1",
+      "kavlan-11": "10.7.198.1",
+      "kavlan-12": "10.11.198.1",
+      "kavlan-13": "10.15.198.1",
+      "kavlan-14": "10.19.198.1",
+      "kavlan-16": "10.27.198.1",
+      "kavlan-18": "10.35.198.1",
+      "kavlan-2": "192.168.210.1",
+      "kavlan-20": "10.43.198.1",
+      "kavlan-21": "10.47.198.1",
+      "kavlan-3": "192.168.226.1",
+      "kavlan-4": "10.4.2.1",
+      "kavlan-5": "10.4.66.1",
+      "kavlan-6": "10.4.130.1",
+      "kavlan-7": "10.4.194.1",
+      "kavlan-8": "10.5.2.1",
+      "kavlan-9": "10.5.66.1"
+    }
+  },
+  "main_memory": {
+    "ram_size": 2061584302080
+  },
+  "monitoring": {
+    "wattmeter": "false"
+  },
+  "network_adapters": [
+    {
+      "bridged": true,
+      "device": "eth0",
+      "driver": "mlx5_core",
+      "enabled": true,
+      "firmware_version": "14.25.1020 (DEL2810000034)",
+      "interface": "Ethernet",
+      "ip": "172.16.22.1",
+      "ip6": "2001:660:4406:100:3::1",
+      "kavlan": true,
+      "mac": "b8:59:9f:b0:87:00",
+      "management": false,
+      "model": "MT27710 Family [ConnectX-4 Lx]",
+      "mountable": true,
+      "mounted": true,
+      "name": "eno1",
+      "network_address": "troll-1.grenoble.grid5000.fr",
+      "rate": 10000000000,
+      "switch": "gw",
+      "switch_port": "X670V-48x Port 37",
+      "vendor": "Mellanox Technologies"
+    },
+    {
+      "device": "eth1",
+      "driver": "mlx5_core",
+      "enabled": false,
+      "firmware_version": "14.25.1020 (DEL2810000034)",
+      "interface": "Ethernet",
+      "kavlan": false,
+      "mac": "b8:59:9f:b0:87:01",
+      "management": false,
+      "model": "MT27710 Family [ConnectX-4 Lx]",
+      "mountable": false,
+      "mounted": false,
+      "name": "eno2",
+      "vendor": "Mellanox Technologies"
+    },
+    {
+      "device": "bmc",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.17.22.1",
+      "kavlan": false,
+      "mac": "f4:02:70:b8:69:3c",
+      "management": true,
+      "mountable": false,
+      "mounted": false,
+      "network_address": "troll-1-bmc.grenoble.grid5000.fr"
+    }
+  ],
+  "operating_system": {
+    "cstate_driver": "intel_idle",
+    "cstate_governor": "menu",
+    "ht_enabled": true,
+    "pstate_driver": "intel_pstate",
+    "pstate_governor": "performance",
+    "turboboost_enabled": true
+  },
+  "performance": {
+    "core_flops": 0,
+    "node_flops": 0
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": 32768,
+    "cache_l1i": 32768,
+    "cache_l2": 1048576,
+    "cache_l3": 23068672,
+    "clock_speed": 2300000000,
+    "ht_capable": true,
+    "instruction_set": "x86-64",
+    "microarchitecture": "Cascade Lake-SP",
+    "microcode": "0x500002c",
+    "model": "Intel Xeon",
+    "other_description": "Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz",
+    "vendor": "Intel",
+    "version": "Gold 5218"
+  },
+  "sensors": {
+  },
+  "storage_devices": [
+    {
+      "by_id": "/dev/disk/by-id/wwn-0x500a075122febd94",
+      "by_path": "/dev/disk/by-path/pci-0000:18:00.0-scsi-0:0:0:0",
+      "device": "sda",
+      "driver": "megaraid_sas",
+      "firmware_version": "D1DF003",
+      "interface": "SATA",
+      "model": "MTFDDAK480TDN",
+      "size": 480103981056,
+      "storage": "SSD",
+      "vendor": "Micron"
+    },
+    {
+      "by_id": "/dev/disk/by-id/nvme-eui.0025389671000bad",
+      "by_path": "/dev/disk/by-path/pci-0000:d8:00.0-nvme-1",
+      "device": "nvme0n1",
+      "driver": "nvme",
+      "interface": "NVME",
+      "model": "Dell Express Flash NVMe PM1725 1.6TB AIC",
+      "size": 1600321314816,
+      "storage": "SSD",
+      "vendor": "Dell"
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "max_walltime": 0,
+    "queues": [
+      "admin",
+      "testing"
+    ],
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "troll-1"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json
new file mode 100644
index 0000000000000000000000000000000000000000..96a204a7763e7784708900c936bc01bb2cfc31f6
--- /dev/null
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.json
@@ -0,0 +1,165 @@
+{
+  "architecture": {
+    "cpu_core_numbering": "round-robin",
+    "nb_cores": 32,
+    "nb_procs": 2,
+    "nb_threads": 64,
+    "platform_type": "x86_64"
+  },
+  "bios": {
+    "release_date": "08/15/2019",
+    "vendor": "Dell Inc.",
+    "version": "2.3.10"
+  },
+  "bmc_version": "3.36.36.36",
+  "chassis": {
+    "manufacturer": "Dell Inc.",
+    "name": "PowerEdge R640",
+    "serial": "4D9D013"
+  },
+  "kavlan": {
+    "eth0": {
+      "kavlan-1": "192.168.194.2",
+      "kavlan-11": "10.7.198.2",
+      "kavlan-12": "10.11.198.2",
+      "kavlan-13": "10.15.198.2",
+      "kavlan-14": "10.19.198.2",
+      "kavlan-16": "10.27.198.2",
+      "kavlan-18": "10.35.198.2",
+      "kavlan-2": "192.168.210.2",
+      "kavlan-20": "10.43.198.2",
+      "kavlan-21": "10.47.198.2",
+      "kavlan-3": "192.168.226.2",
+      "kavlan-4": "10.4.2.2",
+      "kavlan-5": "10.4.66.2",
+      "kavlan-6": "10.4.130.2",
+      "kavlan-7": "10.4.194.2",
+      "kavlan-8": "10.5.2.2",
+      "kavlan-9": "10.5.66.2"
+    }
+  },
+  "main_memory": {
+    "ram_size": 2061584302080
+  },
+  "monitoring": {
+    "wattmeter": "false"
+  },
+  "network_adapters": [
+    {
+      "bridged": true,
+      "device": "eth0",
+      "driver": "mlx5_core",
+      "enabled": true,
+      "firmware_version": "14.25.1020 (DEL2810000034)",
+      "interface": "Ethernet",
+      "ip": "172.16.22.2",
+      "ip6": "2001:660:4406:100:3::2",
+      "kavlan": true,
+      "mac": "b8:59:9f:b0:87:08",
+      "management": false,
+      "model": "MT27710 Family [ConnectX-4 Lx]",
+      "mountable": true,
+      "mounted": true,
+      "name": "eno1",
+      "network_address": "troll-2.grenoble.grid5000.fr",
+      "rate": 10000000000,
+      "switch": "gw",
+      "switch_port": "X670V-48x Port 38",
+      "vendor": "Mellanox Technologies"
+    },
+    {
+      "device": "eth1",
+      "driver": "mlx5_core",
+      "enabled": false,
+      "firmware_version": "14.25.1020 (DEL2810000034)",
+      "interface": "Ethernet",
+      "kavlan": false,
+      "mac": "b8:59:9f:b0:87:09",
+      "management": false,
+      "model": "MT27710 Family [ConnectX-4 Lx]",
+      "mountable": false,
+      "mounted": false,
+      "name": "eno2",
+      "vendor": "Mellanox Technologies"
+    },
+    {
+      "device": "bmc",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.17.22.2",
+      "kavlan": false,
+      "mac": "f4:02:70:b8:68:64",
+      "management": true,
+      "mountable": false,
+      "mounted": false,
+      "network_address": "troll-2-bmc.grenoble.grid5000.fr"
+    }
+  ],
+  "operating_system": {
+    "cstate_driver": "intel_idle",
+    "cstate_governor": "menu",
+    "ht_enabled": true,
+    "pstate_driver": "intel_pstate",
+    "pstate_governor": "performance",
+    "turboboost_enabled": true
+  },
+  "performance": {
+    "core_flops": 0,
+    "node_flops": 0
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": 32768,
+    "cache_l1i": 32768,
+    "cache_l2": 1048576,
+    "cache_l3": 23068672,
+    "clock_speed": 2300000000,
+    "ht_capable": true,
+    "instruction_set": "x86-64",
+    "microarchitecture": "Cascade Lake-SP",
+    "microcode": "0x500002c",
+    "model": "Intel Xeon",
+    "other_description": "Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz",
+    "vendor": "Intel",
+    "version": "Gold 5218"
+  },
+  "sensors": {
+  },
+  "storage_devices": [
+    {
+      "by_id": "/dev/disk/by-id/wwn-0x500a075122feba5f",
+      "by_path": "/dev/disk/by-path/pci-0000:18:00.0-scsi-0:0:0:0",
+      "device": "sda",
+      "driver": "megaraid_sas",
+      "firmware_version": "D1DF003",
+      "interface": "SATA",
+      "model": "MTFDDAK480TDN",
+      "size": 480103981056,
+      "storage": "SSD",
+      "vendor": "Micron"
+    },
+    {
+      "by_id": "/dev/disk/by-id/nvme-eui.0025389671000baf",
+      "by_path": "/dev/disk/by-path/pci-0000:d8:00.0-nvme-1",
+      "device": "nvme0n1",
+      "driver": "nvme",
+      "interface": "NVME",
+      "model": "Dell Express Flash NVMe PM1725 1.6TB AIC",
+      "size": 1600321314816,
+      "storage": "SSD",
+      "vendor": "Dell"
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "max_walltime": 0,
+    "queues": [
+      "admin",
+      "testing"
+    ],
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "troll-2"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json
new file mode 100644
index 0000000000000000000000000000000000000000..b707447414e12cc206f566bf13ba69b21c6cffc1
--- /dev/null
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.json
@@ -0,0 +1,165 @@
+{
+  "architecture": {
+    "cpu_core_numbering": "round-robin",
+    "nb_cores": 32,
+    "nb_procs": 2,
+    "nb_threads": 64,
+    "platform_type": "x86_64"
+  },
+  "bios": {
+    "release_date": "08/15/2019",
+    "vendor": "Dell Inc.",
+    "version": "2.3.10"
+  },
+  "bmc_version": "3.36.36.36",
+  "chassis": {
+    "manufacturer": "Dell Inc.",
+    "name": "PowerEdge R640",
+    "serial": "5D9D013"
+  },
+  "kavlan": {
+    "eth0": {
+      "kavlan-1": "192.168.194.3",
+      "kavlan-11": "10.7.198.3",
+      "kavlan-12": "10.11.198.3",
+      "kavlan-13": "10.15.198.3",
+      "kavlan-14": "10.19.198.3",
+      "kavlan-16": "10.27.198.3",
+      "kavlan-18": "10.35.198.3",
+      "kavlan-2": "192.168.210.3",
+      "kavlan-20": "10.43.198.3",
+      "kavlan-21": "10.47.198.3",
+      "kavlan-3": "192.168.226.3",
+      "kavlan-4": "10.4.2.3",
+      "kavlan-5": "10.4.66.3",
+      "kavlan-6": "10.4.130.3",
+      "kavlan-7": "10.4.194.3",
+      "kavlan-8": "10.5.2.3",
+      "kavlan-9": "10.5.66.3"
+    }
+  },
+  "main_memory": {
+    "ram_size": 2061584302080
+  },
+  "monitoring": {
+    "wattmeter": "false"
+  },
+  "network_adapters": [
+    {
+      "bridged": true,
+      "device": "eth0",
+      "driver": "mlx5_core",
+      "enabled": true,
+      "firmware_version": "14.25.1020 (DEL2810000034)",
+      "interface": "Ethernet",
+      "ip": "172.16.22.3",
+      "ip6": "2001:660:4406:100:3::3",
+      "kavlan": true,
+      "mac": "b8:59:9f:b0:86:e8",
+      "management": false,
+      "model": "MT27710 Family [ConnectX-4 Lx]",
+      "mountable": true,
+      "mounted": true,
+      "name": "eno1",
+      "network_address": "troll-3.grenoble.grid5000.fr",
+      "rate": 10000000000,
+      "switch": "gw",
+      "switch_port": "X670V-48x Port 39",
+      "vendor": "Mellanox Technologies"
+    },
+    {
+      "device": "eth1",
+      "driver": "mlx5_core",
+      "enabled": false,
+      "firmware_version": "14.25.1020 (DEL2810000034)",
+      "interface": "Ethernet",
+      "kavlan": false,
+      "mac": "b8:59:9f:b0:86:e9",
+      "management": false,
+      "model": "MT27710 Family [ConnectX-4 Lx]",
+      "mountable": false,
+      "mounted": false,
+      "name": "eno2",
+      "vendor": "Mellanox Technologies"
+    },
+    {
+      "device": "bmc",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.17.22.3",
+      "kavlan": false,
+      "mac": "f4:02:70:b8:68:58",
+      "management": true,
+      "mountable": false,
+      "mounted": false,
+      "network_address": "troll-3-bmc.grenoble.grid5000.fr"
+    }
+  ],
+  "operating_system": {
+    "cstate_driver": "intel_idle",
+    "cstate_governor": "menu",
+    "ht_enabled": true,
+    "pstate_driver": "intel_pstate",
+    "pstate_governor": "performance",
+    "turboboost_enabled": true
+  },
+  "performance": {
+    "core_flops": 0,
+    "node_flops": 0
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": 32768,
+    "cache_l1i": 32768,
+    "cache_l2": 1048576,
+    "cache_l3": 23068672,
+    "clock_speed": 2300000000,
+    "ht_capable": true,
+    "instruction_set": "x86-64",
+    "microarchitecture": "Cascade Lake-SP",
+    "microcode": "0x500002c",
+    "model": "Intel Xeon",
+    "other_description": "Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz",
+    "vendor": "Intel",
+    "version": "Gold 5218"
+  },
+  "sensors": {
+  },
+  "storage_devices": [
+    {
+      "by_id": "/dev/disk/by-id/wwn-0x500a075122fea331",
+      "by_path": "/dev/disk/by-path/pci-0000:18:00.0-scsi-0:0:0:0",
+      "device": "sda",
+      "driver": "megaraid_sas",
+      "firmware_version": "D1DF003",
+      "interface": "SATA",
+      "model": "MTFDDAK480TDN",
+      "size": 480103981056,
+      "storage": "SSD",
+      "vendor": "Micron"
+    },
+    {
+      "by_id": "/dev/disk/by-id/nvme-eui.0025389671000bb6",
+      "by_path": "/dev/disk/by-path/pci-0000:d8:00.0-nvme-1",
+      "device": "nvme0n1",
+      "driver": "nvme",
+      "interface": "NVME",
+      "model": "Dell Express Flash NVMe PM1725 1.6TB AIC",
+      "size": 1600321314816,
+      "storage": "SSD",
+      "vendor": "Dell"
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "max_walltime": 0,
+    "queues": [
+      "admin",
+      "testing"
+    ],
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "troll-3"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json
new file mode 100644
index 0000000000000000000000000000000000000000..140300ff858e2c1d0b2779c0441bfae958b547ed
--- /dev/null
+++ b/data/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.json
@@ -0,0 +1,165 @@
+{
+  "architecture": {
+    "cpu_core_numbering": "round-robin",
+    "nb_cores": 32,
+    "nb_procs": 2,
+    "nb_threads": 64,
+    "platform_type": "x86_64"
+  },
+  "bios": {
+    "release_date": "08/15/2019",
+    "vendor": "Dell Inc.",
+    "version": "2.3.10"
+  },
+  "bmc_version": "3.36.36.36",
+  "chassis": {
+    "manufacturer": "Dell Inc.",
+    "name": "PowerEdge R640",
+    "serial": "6D9D013"
+  },
+  "kavlan": {
+    "eth0": {
+      "kavlan-1": "192.168.194.4",
+      "kavlan-11": "10.7.198.4",
+      "kavlan-12": "10.11.198.4",
+      "kavlan-13": "10.15.198.4",
+      "kavlan-14": "10.19.198.4",
+      "kavlan-16": "10.27.198.4",
+      "kavlan-18": "10.35.198.4",
+      "kavlan-2": "192.168.210.4",
+      "kavlan-20": "10.43.198.4",
+      "kavlan-21": "10.47.198.4",
+      "kavlan-3": "192.168.226.4",
+      "kavlan-4": "10.4.2.4",
+      "kavlan-5": "10.4.66.4",
+      "kavlan-6": "10.4.130.4",
+      "kavlan-7": "10.4.194.4",
+      "kavlan-8": "10.5.2.4",
+      "kavlan-9": "10.5.66.4"
+    }
+  },
+  "main_memory": {
+    "ram_size": 2061584302080
+  },
+  "monitoring": {
+    "wattmeter": "false"
+  },
+  "network_adapters": [
+    {
+      "bridged": true,
+      "device": "eth0",
+      "driver": "mlx5_core",
+      "enabled": true,
+      "firmware_version": "14.25.1020 (DEL2810000034)",
+      "interface": "Ethernet",
+      "ip": "172.16.22.4",
+      "ip6": "2001:660:4406:100:3::4",
+      "kavlan": true,
+      "mac": "b8:59:9f:b1:09:04",
+      "management": false,
+      "model": "MT27710 Family [ConnectX-4 Lx]",
+      "mountable": true,
+      "mounted": true,
+      "name": "eno1",
+      "network_address": "troll-4.grenoble.grid5000.fr",
+      "rate": 10000000000,
+      "switch": "gw",
+      "switch_port": "X670V-48x Port 40",
+      "vendor": "Mellanox Technologies"
+    },
+    {
+      "device": "eth1",
+      "driver": "mlx5_core",
+      "enabled": false,
+      "firmware_version": "14.25.1020 (DEL2810000034)",
+      "interface": "Ethernet",
+      "kavlan": false,
+      "mac": "b8:59:9f:b1:09:05",
+      "management": false,
+      "model": "MT27710 Family [ConnectX-4 Lx]",
+      "mountable": false,
+      "mounted": false,
+      "name": "eno2",
+      "vendor": "Mellanox Technologies"
+    },
+    {
+      "device": "bmc",
+      "enabled": true,
+      "interface": "Ethernet",
+      "ip": "172.17.22.4",
+      "kavlan": false,
+      "mac": "f4:02:70:b8:68:70",
+      "management": true,
+      "mountable": false,
+      "mounted": false,
+      "network_address": "troll-4-bmc.grenoble.grid5000.fr"
+    }
+  ],
+  "operating_system": {
+    "cstate_driver": "intel_idle",
+    "cstate_governor": "menu",
+    "ht_enabled": true,
+    "pstate_driver": "intel_pstate",
+    "pstate_governor": "performance",
+    "turboboost_enabled": true
+  },
+  "performance": {
+    "core_flops": 0,
+    "node_flops": 0
+  },
+  "processor": {
+    "cache_l1": null,
+    "cache_l1d": 32768,
+    "cache_l1i": 32768,
+    "cache_l2": 1048576,
+    "cache_l3": 23068672,
+    "clock_speed": 2300000000,
+    "ht_capable": true,
+    "instruction_set": "x86-64",
+    "microarchitecture": "Cascade Lake-SP",
+    "microcode": "0x500002c",
+    "model": "Intel Xeon",
+    "other_description": "Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz",
+    "vendor": "Intel",
+    "version": "Gold 5218"
+  },
+  "sensors": {
+  },
+  "storage_devices": [
+    {
+      "by_id": "/dev/disk/by-id/wwn-0x500a075122feba61",
+      "by_path": "/dev/disk/by-path/pci-0000:18:00.0-scsi-0:0:0:0",
+      "device": "sda",
+      "driver": "megaraid_sas",
+      "firmware_version": "D1DF003",
+      "interface": "SATA",
+      "model": "MTFDDAK480TDN",
+      "size": 480103981056,
+      "storage": "SSD",
+      "vendor": "Micron"
+    },
+    {
+      "by_id": "/dev/disk/by-id/nvme-eui.002538957100101b",
+      "by_path": "/dev/disk/by-path/pci-0000:d8:00.0-nvme-1",
+      "device": "nvme0n1",
+      "driver": "nvme",
+      "interface": "NVME",
+      "model": "Dell Express Flash NVMe PM1725 1.6TB AIC",
+      "size": 1600321314816,
+      "storage": "SSD",
+      "vendor": "Dell"
+    }
+  ],
+  "supported_job_types": {
+    "besteffort": true,
+    "deploy": true,
+    "max_walltime": 0,
+    "queues": [
+      "admin",
+      "testing"
+    ],
+    "virtual": "ivt"
+  },
+  "type": "node",
+  "uid": "troll-4"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/clusters/troll/troll.json b/data/grid5000/sites/grenoble/clusters/troll/troll.json
new file mode 100644
index 0000000000000000000000000000000000000000..9c3de9ac2fcdb8247f8a1c2b92a2231060d35544
--- /dev/null
+++ b/data/grid5000/sites/grenoble/clusters/troll/troll.json
@@ -0,0 +1,11 @@
+{
+  "created_at": "Mon, 23 Dec 2019 00:00:00 GMT",
+  "kavlan": true,
+  "model": "Dell PowerEdge R640",
+  "queues": [
+    "admin",
+    "testing"
+  ],
+  "type": "cluster",
+  "uid": "troll"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/grenoble/network_equipments/gw.json b/data/grid5000/sites/grenoble/network_equipments/gw.json
index b6cbaba66592ed168d815cce9f5f1e7f8cd3ee1c..ac7638eb43cd4208fea41c8eca68ae54e390ff25 100644
--- a/data/grid5000/sites/grenoble/network_equipments/gw.json
+++ b/data/grid5000/sites/grenoble/network_equipments/gw.json
@@ -194,12 +194,24 @@
           "uid": "yeti-4"
         },
         {
+          "kind": "node",
+          "port": "eth0",
+          "uid": "troll-1"
         },
         {
+          "kind": "node",
+          "port": "eth0",
+          "uid": "troll-2"
         },
         {
+          "kind": "node",
+          "port": "eth0",
+          "uid": "troll-3"
         },
         {
+          "kind": "node",
+          "port": "eth0",
+          "uid": "troll-4"
         },
         {
           "kind": "other",
diff --git a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.yaml b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..37ff88b1c3f3e0e81750f55afcc98c7ab6abdc72
--- /dev/null
+++ b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-1.yaml
@@ -0,0 +1,79 @@
+# Generated by g5k-checks (g5k-checks -m api)
+---
+troll-1:
+  architecture:
+    cpu_core_numbering: round-robin
+    nb_cores: 32
+    nb_procs: 2
+    nb_threads: 64
+    platform_type: x86_64
+  bios:
+    release_date: '08/15/2019'
+    vendor: Dell Inc.
+    version: 2.3.10
+  bmc_version: 3.36.36.36
+  chassis:
+    manufacturer: Dell Inc.
+    name: PowerEdge R640
+    serial: 7D9D013
+  main_memory:
+    ram_size: 2061584302080
+  network_adapters:
+    bmc:
+      ip: 172.17.22.1
+      mac: f4:02:70:b8:69:3c
+      management: true
+    eth0:
+      driver: mlx5_core
+      firmware_version: 14.25.1020 (DEL2810000034)
+      interface: Ethernet
+      ip: 172.16.22.1
+      mac: b8:59:9f:b0:87:00
+      management: false
+      model: MT27710 Family [ConnectX-4 Lx]
+      name: eno1
+      rate: 10000000000
+      vendor: Mellanox Technologies
+    eth1:
+      driver: mlx5_core
+      firmware_version: 14.25.1020 (DEL2810000034)
+      interface: Ethernet
+      mac: b8:59:9f:b0:87:01
+      management: false
+      model: MT27710 Family [ConnectX-4 Lx]
+      name: eno2
+      vendor: Mellanox Technologies
+  operating_system:
+    cstate_driver: intel_idle
+    cstate_governor: menu
+    ht_enabled: true
+    pstate_driver: intel_pstate
+    pstate_governor: performance
+    turboboost_enabled: true
+  processor:
+    cache_l1d: 32768
+    cache_l1i: 32768
+    cache_l2: 1048576
+    cache_l3: 23068672
+    clock_speed: 2300000000
+    ht_capable: true
+    instruction_set: x86-64
+    microcode: '0x500002c'
+    model: Intel Xeon
+    other_description: Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz
+    vendor: Intel
+    version: Gold 5218
+  storage_devices:
+    nvme0n1:
+      by_id: "/dev/disk/by-id/nvme-eui.0025389671000bad"
+      by_path: "/dev/disk/by-path/pci-0000:d8:00.0-nvme-1"
+      model: Dell Express Flash NVMe PM1725 1.6TB AIC
+      size: 1600321314816
+    sda:
+      by_id: "/dev/disk/by-id/wwn-0x500a075122febd94"
+      by_path: "/dev/disk/by-path/pci-0000:18:00.0-scsi-0:0:0:0"
+      firmware_version: D1DF003
+      model: MTFDDAK480TDN
+      size: 480103981056
+  supported_job_types:
+    virtual: ivt
diff --git a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.yaml b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..fe286dfed04df4d9dce4c1eb64402c65e9a8ece5
--- /dev/null
+++ b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-2.yaml
@@ -0,0 +1,79 @@
+# Generated by g5k-checks (g5k-checks -m api)
+---
+troll-2:
+  architecture:
+    cpu_core_numbering: round-robin
+    nb_cores: 32
+    nb_procs: 2
+    nb_threads: 64
+    platform_type: x86_64
+  bios:
+    release_date: '08/15/2019'
+    vendor: Dell Inc.
+    version: 2.3.10
+  bmc_version: 3.36.36.36
+  chassis:
+    manufacturer: Dell Inc.
+    name: PowerEdge R640
+    serial: 4D9D013
+  main_memory:
+    ram_size: 2061584302080
+  network_adapters:
+    bmc:
+      ip: 172.17.22.2
+      mac: f4:02:70:b8:68:64
+      management: true
+    eth0:
+      driver: mlx5_core
+      firmware_version: 14.25.1020 (DEL2810000034)
+      interface: Ethernet
+      ip: 172.16.22.2
+      mac: b8:59:9f:b0:87:08
+      management: false
+      model: MT27710 Family [ConnectX-4 Lx]
+      name: eno1
+      rate: 10000000000
+      vendor: Mellanox Technologies
+    eth1:
+      driver: mlx5_core
+      firmware_version: 14.25.1020 (DEL2810000034)
+      interface: Ethernet
+      mac: b8:59:9f:b0:87:09
+      management: false
+      model: MT27710 Family [ConnectX-4 Lx]
+      name: eno2
+      vendor: Mellanox Technologies
+  operating_system:
+    cstate_driver: intel_idle
+    cstate_governor: menu
+    ht_enabled: true
+    pstate_driver: intel_pstate
+    pstate_governor: performance
+    turboboost_enabled: true
+  processor:
+    cache_l1d: 32768
+    cache_l1i: 32768
+    cache_l2: 1048576
+    cache_l3: 23068672
+    clock_speed: 2300000000
+    ht_capable: true
+    instruction_set: x86-64
+    microcode: '0x500002c'
+    model: Intel Xeon
+    other_description: Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz
+    vendor: Intel
+    version: Gold 5218
+  storage_devices:
+    nvme0n1:
+      by_id: "/dev/disk/by-id/nvme-eui.0025389671000baf"
+      by_path: "/dev/disk/by-path/pci-0000:d8:00.0-nvme-1"
+      model: Dell Express Flash NVMe PM1725 1.6TB AIC
+      size: 1600321314816
+    sda:
+      by_id: "/dev/disk/by-id/wwn-0x500a075122feba5f"
+      by_path: "/dev/disk/by-path/pci-0000:18:00.0-scsi-0:0:0:0"
+      firmware_version: D1DF003
+      model: MTFDDAK480TDN
+      size: 480103981056
+  supported_job_types:
+    virtual: ivt
diff --git a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.yaml b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..231333ea824097a861f44c92beb97d28be1d01fd
--- /dev/null
+++ b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-3.yaml
@@ -0,0 +1,79 @@
+# Generated by g5k-checks (g5k-checks -m api)
+---
+troll-3:
+  architecture:
+    cpu_core_numbering: round-robin
+    nb_cores: 32
+    nb_procs: 2
+    nb_threads: 64
+    platform_type: x86_64
+  bios:
+    release_date: '08/15/2019'
+    vendor: Dell Inc.
+    version: 2.3.10
+  bmc_version: 3.36.36.36
+  chassis:
+    manufacturer: Dell Inc.
+    name: PowerEdge R640
+    serial: 5D9D013
+  main_memory:
+    ram_size: 2061584302080
+  network_adapters:
+    bmc:
+      ip: 172.17.22.3
+      mac: f4:02:70:b8:68:58
+      management: true
+    eth0:
+      driver: mlx5_core
+      firmware_version: 14.25.1020 (DEL2810000034)
+      interface: Ethernet
+      ip: 172.16.22.3
+      mac: b8:59:9f:b0:86:e8
+      management: false
+      model: MT27710 Family [ConnectX-4 Lx]
+      name: eno1
+      rate: 10000000000
+      vendor: Mellanox Technologies
+    eth1:
+      driver: mlx5_core
+      firmware_version: 14.25.1020 (DEL2810000034)
+      interface: Ethernet
+      mac: b8:59:9f:b0:86:e9
+      management: false
+      model: MT27710 Family [ConnectX-4 Lx]
+      name: eno2
+      vendor: Mellanox Technologies
+  operating_system:
+    cstate_driver: intel_idle
+    cstate_governor: menu
+    ht_enabled: true
+    pstate_driver: intel_pstate
+    pstate_governor: performance
+    turboboost_enabled: true
+  processor:
+    cache_l1d: 32768
+    cache_l1i: 32768
+    cache_l2: 1048576
+    cache_l3: 23068672
+    clock_speed: 2300000000
+    ht_capable: true
+    instruction_set: x86-64
+    microcode: '0x500002c'
+    model: Intel Xeon
+    other_description: Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz
+    vendor: Intel
+    version: Gold 5218
+  storage_devices:
+    nvme0n1:
+      by_id: "/dev/disk/by-id/nvme-eui.0025389671000bb6"
+      by_path: "/dev/disk/by-path/pci-0000:d8:00.0-nvme-1"
+      model: Dell Express Flash NVMe PM1725 1.6TB AIC
+      size: 1600321314816
+    sda:
+      by_id: "/dev/disk/by-id/wwn-0x500a075122fea331"
+      by_path: "/dev/disk/by-path/pci-0000:18:00.0-scsi-0:0:0:0"
+      firmware_version: D1DF003
+      model: MTFDDAK480TDN
+      size: 480103981056
+  supported_job_types:
+    virtual: ivt
diff --git a/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.yaml b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..1cf9ebfd13f6ff8b00dcc9591fb95ca372989839
--- /dev/null
+++ b/input/grid5000/sites/grenoble/clusters/troll/nodes/troll-4.yaml
@@ -0,0 +1,79 @@
+# Generated by g5k-checks (g5k-checks -m api)
+---
+troll-4:
+  architecture:
+    cpu_core_numbering: round-robin
+    nb_cores: 32
+    nb_procs: 2
+    nb_threads: 64
+    platform_type: x86_64
+  bios:
+    release_date: '08/15/2019'
+    vendor: Dell Inc.
+    version: 2.3.10
+  bmc_version: 3.36.36.36
+  chassis:
+    manufacturer: Dell Inc.
+    name: PowerEdge R640
+    serial: 6D9D013
+  main_memory:
+    ram_size: 2061584302080
+  network_adapters:
+    bmc:
+      ip: 172.17.22.4
+      mac: f4:02:70:b8:68:70
+      management: true
+    eth0:
+      driver: mlx5_core
+      firmware_version: 14.25.1020 (DEL2810000034)
+      interface: Ethernet
+      ip: 172.16.22.4
+      mac: b8:59:9f:b1:09:04
+      management: false
+      model: MT27710 Family [ConnectX-4 Lx]
+      name: eno1
+      rate: 10000000000
+      vendor: Mellanox Technologies
+    eth1:
+      driver: mlx5_core
+      firmware_version: 14.25.1020 (DEL2810000034)
+      interface: Ethernet
+      mac: b8:59:9f:b1:09:05
+      management: false
+      model: MT27710 Family [ConnectX-4 Lx]
+      name: eno2
+      vendor: Mellanox Technologies
+  operating_system:
+    cstate_driver: intel_idle
+    cstate_governor: menu
+    ht_enabled: true
+    pstate_driver: intel_pstate
+    pstate_governor: performance
+    turboboost_enabled: true
+  processor:
+    cache_l1d: 32768
+    cache_l1i: 32768
+    cache_l2: 1048576
+    cache_l3: 23068672
+    clock_speed: 2300000000
+    ht_capable: true
+    instruction_set: x86-64
+    microcode: '0x500002c'
+    model: Intel Xeon
+    other_description: Intel(R) Xeon(R) Gold 5218 CPU @ 2.30GHz
+    vendor: Intel
+    version: Gold 5218
+  storage_devices:
+    nvme0n1:
+      by_id: "/dev/disk/by-id/nvme-eui.002538957100101b"
+      by_path: "/dev/disk/by-path/pci-0000:d8:00.0-nvme-1"
+      model: Dell Express Flash NVMe PM1725 1.6TB AIC
+      size: 1600321314816
+    sda:
+      by_id: "/dev/disk/by-id/wwn-0x500a075122feba61"
+      by_path: "/dev/disk/by-path/pci-0000:18:00.0-scsi-0:0:0:0"
+      firmware_version: D1DF003
+      model: MTFDDAK480TDN
+      size: 480103981056
+  supported_job_types:
+    virtual: ivt
diff --git a/input/grid5000/sites/grenoble/clusters/troll/troll.yaml b/input/grid5000/sites/grenoble/clusters/troll/troll.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..fadd7261a798d76af60d77d570af309fabca133c
--- /dev/null
+++ b/input/grid5000/sites/grenoble/clusters/troll/troll.yaml
@@ -0,0 +1,44 @@
+---
+model: Dell PowerEdge R640
+created_at: 2019-12-23
+kavlan: true
+queues:
+  - admin
+  - testing
+nodes:
+  troll-[1-4]:
+    processor:
+      microarchitecture: Cascade Lake-SP
+    supported_job_types:
+       deploy: true
+       besteffort: true
+       max_walltime: 0
+    performance:
+       core_flops: 0
+       node_flops: 0
+    network_adapters:
+      bmc:
+        interface: Ethernet
+        enabled: true
+        mountable: false
+        mounted: false
+      eth0:
+        bridged: true
+        enabled: true
+        mountable: true
+        mounted: true
+      eth1:
+        enabled: false
+        mountable: false
+        mounted: false
+    storage_devices:
+      nvme0n1:
+        interface: NVME
+        driver: nvme
+        storage: SSD
+        #model: Dell Express Flash NVMe PM1725 1.6TB AIC
+      sda:
+        interface: SATA
+        driver: megaraid_sas
+        storage: SSD
+        #model: PERC H330 Mini
diff --git a/input/grid5000/sites/grenoble/clusters/troll/troll_ipv6.yaml.erb b/input/grid5000/sites/grenoble/clusters/troll/troll_ipv6.yaml.erb
new file mode 100644
index 0000000000000000000000000000000000000000..9919000395ce2fbed2b027916656a9c73b5b4f0a
--- /dev/null
+++ b/input/grid5000/sites/grenoble/clusters/troll/troll_ipv6.yaml.erb
@@ -0,0 +1,7 @@
+nodes:
+<% (1..4).each do |index| %>
+  troll-<%= index %>:
+    network_adapters:
+      eth0:
+        ip6: 2001:660:4406:100:3::<%= index.to_s(16) %>
+<% end %>
diff --git a/input/grid5000/sites/grenoble/networks/gw.yaml b/input/grid5000/sites/grenoble/networks/gw.yaml
index 1efe6ae8322e29244f5025f27e0cb07faf5065cd..84abbdf00df7c3233f5aac9a59fd6d63093411f6 100644
--- a/input/grid5000/sites/grenoble/networks/gw.yaml
+++ b/input/grid5000/sites/grenoble/networks/gw.yaml
@@ -107,6 +107,10 @@ gw:
         34: yeti-2
         35: yeti-3
         36: yeti-4
+        37: troll-1
+        38: troll-2
+        39: troll-3
+        40: troll-4
         41:
           uid: dighyp1
           kind: other
diff --git a/input/grid5000/vlans.yaml b/input/grid5000/vlans.yaml
index b8781982602b3e1feff16c657beb8b7591ed6895..32b837ec75933e8cd70166dde7d18e21e59a378a 100644
--- a/input/grid5000/vlans.yaml
+++ b/input/grid5000/vlans.yaml
@@ -62,6 +62,7 @@ vlans:
     offsets: |-
       local grenoble yeti eth0 0 0 0 0
       local grenoble dahu eth0 0 0 1 0
+      local grenoble troll eth0 0 0 2 0
       local lille chetemi eth0 0 0 0 0
       local lille chetemi eth1 0 0 1 0
       local lille chifflet eth0 0 0 2 0
@@ -116,6 +117,7 @@ vlans:
       local sophia uvb eth0 0 0 1 0
       global grenoble yeti eth0 0 0 0 0
       global grenoble dahu eth0 0 0 1 0
+      global grenoble troll eth0 0 0 6 0
       global lille chetemi eth0 0 0 2 0
       global lille chetemi eth1 0 0 2 100
       global lille chifflet eth0 0 0 3 0
@@ -170,6 +172,7 @@ vlans:
       global nantes ecotype eth1 0 0 49 100
       routed grenoble yeti eth0 0 4 0 0
       routed grenoble dahu eth0 0 4 1 0
+      routed grenoble troll eth0 0 4 2 0
       routed lille chetemi eth0 0 8 0 0
       routed lille chetemi eth1 0 8 1 0
       routed lille chifflet eth0 0 8 2 0
diff --git a/lib/refrepo/net_names_mapping.yaml b/lib/refrepo/net_names_mapping.yaml
index 0e28c36c773c65d92d436393f140f0e196bb0087..ab4a1898eea762a5a72674001362abb439778410 100644
--- a/lib/refrepo/net_names_mapping.yaml
+++ b/lib/refrepo/net_names_mapping.yaml
@@ -164,6 +164,9 @@ taurus:
   eno4: eth5
   enp68s0f0: eth0
   enp68s0f1: eth1
+troll:
+  eno1: eth0
+  eno2: eth1
 uvb:
   eno1: eth0
   eno2: eth1