diff --git a/data/grid5000/sites/rennes/servers/ceph-devel-1.json b/data/grid5000/sites/rennes/servers/ceph-devel-1.json
new file mode 100644
index 0000000000000000000000000000000000000000..9ab2863b01f02a76ac398d344a2ba564f7582b5d
--- /dev/null
+++ b/data/grid5000/sites/rennes/servers/ceph-devel-1.json
@@ -0,0 +1,21 @@
+{
+  "alias": [
+
+  ],
+  "kind": "physical",
+  "network_adapters": {
+    "bmc": {
+      "ip": "172.17.111.71",
+      "mac": "4c:d9:8f:12:8a:58"
+    },
+    "default": {
+      "ip": "172.16.111.71",
+      "mac": "E4:43:4B:39:6A:10"
+    }
+  },
+  "redfish": true,
+  "serial": "FN5S2S2",
+  "type": "server",
+  "uid": "ceph-devel-1",
+  "warranty": "2025-11"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/servers/ceph-devel-2.json b/data/grid5000/sites/rennes/servers/ceph-devel-2.json
new file mode 100644
index 0000000000000000000000000000000000000000..c2a58b1791db2f4952b9217220538c60266e345b
--- /dev/null
+++ b/data/grid5000/sites/rennes/servers/ceph-devel-2.json
@@ -0,0 +1,21 @@
+{
+  "alias": [
+
+  ],
+  "kind": "physical",
+  "network_adapters": {
+    "bmc": {
+      "ip": "172.17.111.72",
+      "mac": "4c:d9:8f:10:d4:1c"
+    },
+    "default": {
+      "ip": "172.16.111.72",
+      "mac": "E4:43:4B:39:8C:60"
+    }
+  },
+  "redfish": true,
+  "serial": "FN5V2S2",
+  "type": "server",
+  "uid": "ceph-devel-2",
+  "warranty": "2025-11"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/servers/ceph-devel-3.json b/data/grid5000/sites/rennes/servers/ceph-devel-3.json
new file mode 100644
index 0000000000000000000000000000000000000000..b305ea2667bcbfa5f29e123bc2c4a6db71dcc9d7
--- /dev/null
+++ b/data/grid5000/sites/rennes/servers/ceph-devel-3.json
@@ -0,0 +1,21 @@
+{
+  "alias": [
+
+  ],
+  "kind": "physical",
+  "network_adapters": {
+    "bmc": {
+      "ip": "172.17.111.73",
+      "mac": "4c:d9:8f:12:8a:3a"
+    },
+    "default": {
+      "ip": "172.16.111.73",
+      "mac": "e4:43:4b:38:27:30"
+    }
+  },
+  "redfish": true,
+  "serial": "FN5R2S2",
+  "type": "server",
+  "uid": "ceph-devel-3",
+  "warranty": "2025-11"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/servers/ceph-devel-4.json b/data/grid5000/sites/rennes/servers/ceph-devel-4.json
new file mode 100644
index 0000000000000000000000000000000000000000..55f2fca59c341168fb663383f7a30bfccb865edd
--- /dev/null
+++ b/data/grid5000/sites/rennes/servers/ceph-devel-4.json
@@ -0,0 +1,21 @@
+{
+  "alias": [
+
+  ],
+  "kind": "physical",
+  "network_adapters": {
+    "bmc": {
+      "ip": "172.17.111.74",
+      "mac": "4c:d9:8f:10:d6:5c"
+    },
+    "default": {
+      "ip": "172.16.111.74",
+      "mac": "E4:43:4B:39:7F:60"
+    }
+  },
+  "redfish": true,
+  "serial": "FN5T2S2",
+  "type": "server",
+  "uid": "ceph-devel-4",
+  "warranty": "2025-11"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/servers/ceph-devel-5.json b/data/grid5000/sites/rennes/servers/ceph-devel-5.json
new file mode 100644
index 0000000000000000000000000000000000000000..cc7c4b3eba3e292363befaab0f91358101070c8e
--- /dev/null
+++ b/data/grid5000/sites/rennes/servers/ceph-devel-5.json
@@ -0,0 +1,21 @@
+{
+  "alias": [
+
+  ],
+  "kind": "physical",
+  "network_adapters": {
+    "bmc": {
+      "ip": "172.17.111.75",
+      "mac": "b4:7a:f1:e4:cb:12"
+    },
+    "default": {
+      "ip": "172.16.111.75",
+      "mac": "d4:f5:ef:71:08:a0"
+    }
+  },
+  "redfish": true,
+  "serial": "CZ2149018M",
+  "type": "server",
+  "uid": "ceph-devel-5",
+  "warranty": "2028-12"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/servers/ceph-devel-6.json b/data/grid5000/sites/rennes/servers/ceph-devel-6.json
new file mode 100644
index 0000000000000000000000000000000000000000..edbc89c583e6bb39d43802c6d115d9c00adf7c68
--- /dev/null
+++ b/data/grid5000/sites/rennes/servers/ceph-devel-6.json
@@ -0,0 +1,21 @@
+{
+  "alias": [
+
+  ],
+  "kind": "physical",
+  "network_adapters": {
+    "bmc": {
+      "ip": "172.17.111.76",
+      "mac": "b4:7a:f1:e4:cb:60"
+    },
+    "default": {
+      "ip": "172.16.111.76",
+      "mac": "d4:f5:ef:71:11:e0"
+    }
+  },
+  "redfish": true,
+  "serial": "CZ2149018N",
+  "type": "server",
+  "uid": "ceph-devel-6",
+  "warranty": "2028-12"
+}
\ No newline at end of file
diff --git a/input/grid5000/sites/rennes/servers/physical.yaml b/input/grid5000/sites/rennes/servers/physical.yaml
index 9c053525f653e9080199933b8b4c5d105c8a38fb..0a276033c0d5ec91f5bf0ab22ed5b3145174e1b3 100644
--- a/input/grid5000/sites/rennes/servers/physical.yaml
+++ b/input/grid5000/sites/rennes/servers/physical.yaml
@@ -121,3 +121,81 @@ bigdata-disc:
   warranty: 2018-10
   serial: D12LGZ1
   network_adapters: {}
+
+ceph-devel-1:
+  kind: physical
+  alias: []
+  warranty: 2025-11
+  serial: FN5S2S2
+  network_adapters:
+    default:
+      ip: 172.16.111.71
+      mac: E4:43:4B:39:6A:10
+    bmc:
+      ip: 172.17.111.71
+      mac: 4c:d9:8f:12:8a:58
+
+ceph-devel-2:
+  kind: physical
+  alias: []
+  warranty: 2025-11
+  serial: FN5V2S2
+  network_adapters:
+    default:
+      ip: 172.16.111.72
+      mac: E4:43:4B:39:8C:60
+    bmc:
+      ip: 172.17.111.72
+      mac: 4c:d9:8f:10:d4:1c
+
+ceph-devel-3:
+  kind: physical
+  alias: []
+  warranty: 2025-11
+  serial: FN5R2S2
+  network_adapters:
+    default:
+      ip: 172.16.111.73
+      mac: e4:43:4b:38:27:30
+    bmc:
+      ip: 172.17.111.73
+      mac: 4c:d9:8f:12:8a:3a
+
+ceph-devel-4:
+  kind: physical
+  alias: []
+  warranty: 2025-11
+  serial: FN5T2S2
+  network_adapters:
+    default:
+      ip: 172.16.111.74
+      mac: E4:43:4B:39:7F:60
+    bmc:
+      ip: 172.17.111.74
+      mac: 4c:d9:8f:10:d6:5c
+
+ceph-devel-5:
+  kind: physical
+  alias: []
+  warranty: 2028-12
+  serial: CZ2149018M
+  network_adapters:
+    default:
+      ip: 172.16.111.75
+      mac: d4:f5:ef:71:08:a0
+    bmc:
+      ip: 172.17.111.75
+      mac: b4:7a:f1:e4:cb:12
+
+ceph-devel-6:
+  kind: physical
+  alias: []
+  warranty: 2028-12
+  serial: CZ2149018N
+  network_adapters:
+    default:
+      ip: 172.16.111.76
+      mac: d4:f5:ef:71:11:e0
+    bmc:
+      ip: 172.17.111.76
+      mac: b4:7a:f1:e4:cb:60