diff --git a/data/grid5000/sites/sophia/clusters/esterel7/esterel7.json b/data/grid5000/sites/sophia/clusters/esterel7/esterel7.json
index 54de50d825baefd7303233505c77684249f8ff48..7171e7c7aae3cb035a014f00f1159f3fa238c892 100644
--- a/data/grid5000/sites/sophia/clusters/esterel7/esterel7.json
+++ b/data/grid5000/sites/sophia/clusters/esterel7/esterel7.json
@@ -80,7 +80,7 @@
   ],
   "model": "Dell PowerEdge T630",
   "nodes_count": 2,
-  "nodes_description": "2 CPUs Intel Xeon E5-2620 v4, 8 cores/CPU, 4 GPUs GeForce GTX 1080 Ti, 128GB RAM, 1862GB HDD, 372GB HDD, 1 x 1Gb Ethernet, 1 x 40Gb InfiniBand",
+  "nodes_description": "2 CPUs Intel Xeon E5-2620 v4, 8 cores/CPU, 4 GPUs GeForce GTX 1080 Ti, 128GB RAM, 931GB HDD, 372GB HDD, 1 x 1Gb Ethernet, 1 x 40Gb InfiniBand",
   "priority": 201805,
   "queues": [
     "admin",
diff --git a/data/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-1.json b/data/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-1.json
index 2f17b3ae0eb23d9086c368ad5ad073c68e5a7659..b44ebe98ec57b1a1a4166b480793fdbdee6ac00d 100644
--- a/data/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-1.json
+++ b/data/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-1.json
@@ -292,13 +292,13 @@
   },
   "storage_devices": [
     {
-      "by_id": "/dev/disk/by-id/wwn-0x61866da0b1c1480020e91fdbfc86d4a1",
+      "by_id": "/dev/disk/by-id/wwn-0x61866da0b1c148002f61567d1024a677",
       "by_path": "/dev/disk/by-path/pci-0000:03:00.0-scsi-0:2:0:0",
       "firmware_version": 4.3,
       "id": "disk0",
       "interface": "RAID",
       "model": "PERC H730 Adp",
-      "size": 1999307276288,
+      "size": 999653638144,
       "storage": "HDD",
       "vendor": "Dell"
     },
diff --git a/data/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-2.json b/data/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-2.json
index 5438ac6b42cc1680ff7c3986e77b72a91c03753a..49eb1dbc05fc21ef6a5099f096b032988b483c5d 100644
--- a/data/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-2.json
+++ b/data/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-2.json
@@ -292,13 +292,13 @@
   },
   "storage_devices": [
     {
-      "by_id": "/dev/disk/by-id/wwn-0x61866da0b1c1d40020e91f8d0887f027",
+      "by_id": "/dev/disk/by-id/wwn-0x61866da0b1c1d4002f6154b62e16b462",
       "by_path": "/dev/disk/by-path/pci-0000:03:00.0-scsi-0:2:0:0",
       "firmware_version": 4.3,
       "id": "disk0",
       "interface": "RAID",
       "model": "PERC H730 Adp",
-      "size": 1999307276288,
+      "size": 999653638144,
       "storage": "HDD",
       "vendor": "Dell"
     },
diff --git a/input/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-1.yaml b/input/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-1.yaml
index a79c5b318878db341b37349859a5f822f4a0bc44..ab6cae58b341ace4c18cac454fcb1541525314e3 100644
--- a/input/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-1.yaml
+++ b/input/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-1.yaml
@@ -162,11 +162,11 @@ esterel7-1:
     version: E5-2620 v4
   storage_devices:
     pci-0000:03:00.0-scsi-0:2:0:0:
-      by_id: "/dev/disk/by-id/wwn-0x61866da0b1c1480020e91fdbfc86d4a1"
+      by_id: "/dev/disk/by-id/wwn-0x61866da0b1c148002f61567d1024a677"
       by_path: "/dev/disk/by-path/pci-0000:03:00.0-scsi-0:2:0:0"
       firmware_version: 4.3
       model: PERC H730 Adp
-      size: 1999307276288
+      size: 999653638144
       storage: HDD
     pci-0000:03:00.0-scsi-0:2:1:0:
       by_id: "/dev/disk/by-id/wwn-0x61866da0b1c1480020e920b809a7ae57"
diff --git a/input/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-2.yaml b/input/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-2.yaml
index ea20942f3eb1c4b1e4138c84be3a3cdeee87ab92..89d7004a159ba6bda9a0aa3114d9e576b51b6940 100644
--- a/input/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-2.yaml
+++ b/input/grid5000/sites/sophia/clusters/esterel7/nodes/esterel7-2.yaml
@@ -162,11 +162,11 @@ esterel7-2:
     version: E5-2620 v4
   storage_devices:
     pci-0000:03:00.0-scsi-0:2:0:0:
-      by_id: "/dev/disk/by-id/wwn-0x61866da0b1c1d40020e91f8d0887f027"
+      by_id: "/dev/disk/by-id/wwn-0x61866da0b1c1d4002f6154b62e16b462"
       by_path: "/dev/disk/by-path/pci-0000:03:00.0-scsi-0:2:0:0"
       firmware_version: 4.3
       model: PERC H730 Adp
-      size: 1999307276288
+      size: 999653638144
       storage: HDD
     pci-0000:03:00.0-scsi-0:2:1:0:
       by_id: "/dev/disk/by-id/wwn-0x61866da0b1c1d40020e9202d121ae4dc"