diff --git a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.json b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.json
index 30080ebc38e8fff3128c3c071db0a78d6f49acef..dfda47af7409d172b3add8d0ea19b345c6697d93 100644
--- a/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.json
+++ b/data/grid5000/sites/grenoble/clusters/edel/nodes/edel-66.json
@@ -126,7 +126,7 @@
     "cache_l1i": 32768,
     "cache_l2": 262144,
     "cache_l3": 8388608,
-    "clock_speed": 2300000000,
+    "clock_speed": 2250000000,
     "ht_capable": true,
     "instruction_set": "x86-64",
     "model": "Intel Xeon",
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json
index 7345a03cac802e7a5d9c1d494b7ff3e139630466..116297f2e7b04f6b5f04438eb3034bedf5854869 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-10.json
@@ -25,7 +25,7 @@
     "gpu": false
   },
   "main_memory": {
-    "ram_size": 34359738368,
+    "ram_size": 33285996544,
     "virtual_size": null
   },
   "monitoring": {
@@ -126,7 +126,7 @@
       "enabled": true,
       "interface": "Ethernet",
       "ip": "172.17.48.10",
-      "mac": "d4:be:d9:fb:50:b2",
+      "mac": "5c:f9:dd:f4:7c:a9",
       "management": true,
       "mountable": false,
       "mounted": false,
diff --git a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json
index ac0c024649c51ede2039395ba5d87070f2b378f6..56901708f1b25c9abd319f5afeb9b5dacc6fa95f 100644
--- a/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json
+++ b/data/grid5000/sites/lyon/clusters/taurus/nodes/taurus-14.json
@@ -25,7 +25,7 @@
     "gpu": false
   },
   "main_memory": {
-    "ram_size": 34359738368,
+    "ram_size": 33285996544,
     "virtual_size": null
   },
   "monitoring": {
diff --git a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-19.json b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-19.json
index 36bcd8b7d213d5878898dbb910b300be5bba7568..900ebb88f26d87b42ce6da0b08053a70739d1c99 100644
--- a/data/grid5000/sites/nantes/clusters/econome/nodes/econome-19.json
+++ b/data/grid5000/sites/nantes/clusters/econome/nodes/econome-19.json
@@ -6,9 +6,9 @@
     "platform_type": "x86_64"
   },
   "bios": {
-    "release_date": "09/06/2013",
+    "release_date": "04/26/2012",
     "vendor": "Dell Inc.",
-    "version": "2.1.2"
+    "version": "1.0.21"
   },
   "chassis": {
     "manufacturer": "Dell Inc.",
@@ -90,6 +90,8 @@
       "device": "bmc",
       "enabled": true,
       "interface": "Ethernet",
+      "ip": "172.17.192.19",
+      "mac": "84:8f:69:fd:46:f3",
       "management": true,
       "mountable": false,
       "mounted": false,