diff --git a/data/grid5000/accesses/refrepo.json b/data/grid5000/accesses/refrepo.json
index 1b64ca2575e35beadcffeafcce04e6f8d4b592d0..af0897d71321da30d62b0f39c81844db19817994 100644
--- a/data/grid5000/accesses/refrepo.json
+++ b/data/grid5000/accesses/refrepo.json
@@ -99008,7 +99008,7 @@
                   "network_address": "abacus22-1-bmc.rennes.grid5000.fr"
                 }
               ],
-              "nodeset": "abacus22-A",
+              "nodeset": "abacus22",
               "performance": {
                 "core_flops": 42400000000,
                 "node_flops": 2035200000000
@@ -99252,7 +99252,7 @@
                   "network_address": "abacus22-2-bmc.rennes.grid5000.fr"
                 }
               ],
-              "nodeset": "abacus22-A",
+              "nodeset": "abacus22",
               "performance": {
                 "core_flops": 42400000000,
                 "node_flops": 2035200000000
@@ -99298,8 +99298,20 @@
                 }
               ],
               "uid": "abacus22-2"
-            },
-            "abacus22-3": {
+            }
+          },
+          "queues": [
+            "admin",
+            "production"
+          ],
+          "uid": "abacus22"
+        },
+        "abacus23": {
+          "created_at": "Wed, 31 Jul 2024 00:00:00 GMT",
+          "manufactured_at": "2022-01-19",
+          "model": "ProLiant DL385 Gen10 Plus v2",
+          "nodes": {
+            "abacus23-1": {
               "architecture": {
                 "cpu_core_numbering": "contiguous",
                 "nb_cores": 48,
@@ -99424,7 +99436,7 @@
                   "mountable": true,
                   "mounted": true,
                   "name": "ens10f0",
-                  "network_address": "abacus22-3.rennes.grid5000.fr",
+                  "network_address": "abacus23-1.rennes.grid5000.fr",
                   "rate": 10000000000,
                   "sriov": true,
                   "sriov_totalvfs": 128,
@@ -99459,10 +99471,10 @@
                   "management": true,
                   "mountable": false,
                   "mounted": false,
-                  "network_address": "abacus22-3-bmc.rennes.grid5000.fr"
+                  "network_address": "abacus23-1-bmc.rennes.grid5000.fr"
                 }
               ],
-              "nodeset": "abacus22-B",
+              "nodeset": "abacus23",
               "performance": {
                 "core_flops": 42400000000,
                 "node_flops": 2035200000000
@@ -99507,14 +99519,15 @@
                   "vendor": "HPE"
                 }
               ],
-              "uid": "abacus22-3"
+              "uid": "abacus23-1"
             }
           },
           "queues": [
             "admin",
-            "production"
+            "production",
+            "challenge"
           ],
-          "uid": "abacus22"
+          "uid": "abacus23"
         },
         "abacus25": {
           "created_at": "Mon, 05 Jun 2023 00:00:00 GMT",
diff --git a/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-1.json b/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-1.json
index ce303d87c64e0d667c1656a51123add18cc44507..14cb60573e0f53835514db281fbb02b4e8909166 100644
--- a/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-1.json
+++ b/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-1.json
@@ -218,7 +218,7 @@
       "network_address": "abacus22-1-bmc.rennes.grid5000.fr"
     }
   ],
-  "nodeset": "abacus22-A",
+  "nodeset": "abacus22",
   "operating_system": {
     "cstate_driver": "acpi_idle",
     "cstate_governor": "menu",
diff --git a/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-2.json b/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-2.json
index 8ee7ec25afc4cc795ed0f0354e19178c45d352b9..c2ba2930f74881baf190f7e151cf01468d7af68e 100644
--- a/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-2.json
+++ b/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-2.json
@@ -218,7 +218,7 @@
       "network_address": "abacus22-2-bmc.rennes.grid5000.fr"
     }
   ],
-  "nodeset": "abacus22-A",
+  "nodeset": "abacus22",
   "operating_system": {
     "cstate_driver": "acpi_idle",
     "cstate_governor": "menu",
diff --git a/data/grid5000/sites/rennes/clusters/abacus23/abacus23.json b/data/grid5000/sites/rennes/clusters/abacus23/abacus23.json
new file mode 100644
index 0000000000000000000000000000000000000000..c41da8472696dac5f80312f513f7287329290547
--- /dev/null
+++ b/data/grid5000/sites/rennes/clusters/abacus23/abacus23.json
@@ -0,0 +1,64 @@
+{
+  "boot_type": "uefi",
+  "created_at": "Wed, 31 Jul 2024 00:00:00 GMT",
+  "exotic": false,
+  "kavlan": false,
+  "manufactured_at": "2022-01-19",
+  "metrics": [
+    {
+      "description": "Default subset of metrics from Prometheus Node Exporter",
+      "name": "prom_default_metrics",
+      "optional_period": 15000,
+      "period": 0,
+      "source": {
+        "id": [
+          "node_boot_time_seconds",
+          "node_cpu_scaling_frequency_hertz",
+          "node_cpu_seconds_total",
+          "node_filesystem_free_bytes",
+          "node_filesystem_size_bytes",
+          "node_load1",
+          "node_load15",
+          "node_load5",
+          "node_memory_Buffers_bytes",
+          "node_memory_Cached_bytes",
+          "node_memory_MemAvailable_bytes",
+          "node_memory_MemFree_bytes",
+          "node_memory_MemTotal_bytes",
+          "node_memory_Shmem_bytes",
+          "node_memory_SwapFree_bytes",
+          "node_memory_SwapTotal_bytes",
+          "node_network_receive_bytes_total",
+          "node_network_receive_packets_total",
+          "node_network_transmit_bytes_total",
+          "node_network_transmit_packets_total",
+          "node_procs_blocked",
+          "node_procs_running",
+          "kwollect_custom"
+        ],
+        "port": 9100,
+        "protocol": "prometheus"
+      }
+    },
+    {
+      "description": "All metrics from Prometheus Node Exporter",
+      "name": "prom_all_metrics",
+      "optional_period": 15000,
+      "period": 0,
+      "source": {
+        "port": 9100,
+        "protocol": "prometheus"
+      }
+    }
+  ],
+  "model": "ProLiant DL385 Gen10 Plus v2",
+  "queues": [
+    "admin",
+    "production",
+    "challenge"
+  ],
+  "redfish": true,
+  "type": "cluster",
+  "uid": "abacus23",
+  "warranty_end": "2027-01-25"
+}
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-3.json b/data/grid5000/sites/rennes/clusters/abacus23/nodes/abacus23-1.json
similarity index 96%
rename from data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-3.json
rename to data/grid5000/sites/rennes/clusters/abacus23/nodes/abacus23-1.json
index bd81fca460155a73eb10bd2a27192635033347fb..9134274821bd0a92524e3eaa59009f4b7cfe2238 100644
--- a/data/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-3.json
+++ b/data/grid5000/sites/rennes/clusters/abacus23/nodes/abacus23-1.json
@@ -146,7 +146,7 @@
       "mountable": true,
       "mounted": true,
       "name": "ens10f0",
-      "network_address": "abacus22-3.rennes.grid5000.fr",
+      "network_address": "abacus23-1.rennes.grid5000.fr",
       "rate": 10000000000,
       "sriov": true,
       "sriov_totalvfs": 128,
@@ -181,10 +181,10 @@
       "management": true,
       "mountable": false,
       "mounted": false,
-      "network_address": "abacus22-3-bmc.rennes.grid5000.fr"
+      "network_address": "abacus23-1-bmc.rennes.grid5000.fr"
     }
   ],
-  "nodeset": "abacus22-B",
+  "nodeset": "abacus23",
   "operating_system": {
     "cstate_driver": "acpi_idle",
     "cstate_governor": "menu",
@@ -249,10 +249,11 @@
     "max_walltime": 604800,
     "queues": [
       "admin",
-      "production"
+      "production",
+      "challenge"
     ],
     "virtual": "amd-v"
   },
   "type": "node",
-  "uid": "abacus22-3"
+  "uid": "abacus23-1"
 }
\ No newline at end of file
diff --git a/data/grid5000/sites/rennes/network_equipments/swdc-a035-01-02-rba.json b/data/grid5000/sites/rennes/network_equipments/swdc-a035-01-02-rba.json
index fa2080c1327140796941e8ad3079a88212433027..bf7153ea66018f77154aff9cab3d6320117b2361 100644
--- a/data/grid5000/sites/rennes/network_equipments/swdc-a035-01-02-rba.json
+++ b/data/grid5000/sites/rennes/network_equipments/swdc-a035-01-02-rba.json
@@ -9231,7 +9231,7 @@
           "kind": "node",
           "port": "eth0",
           "snmp_name": "Eth1/4601",
-          "uid": "abacus22-3"
+          "uid": "abacus23-1"
         },
         {
           "kind": "node",
diff --git a/input/grid5000/access/rennes.yaml b/input/grid5000/access/rennes.yaml
index 9b804a1b9bcd3ba745896efdc2fa038a1ca8d7a0..c072a706651c9dc4c35c2f42869f51b46cbcac51 100644
--- a/input/grid5000/access/rennes.yaml
+++ b/input/grid5000/access/rennes.yaml
@@ -52,7 +52,7 @@ abacus5: &sirocco-exclusive
     p1: [sirocco, '@admin']
     besteffort: ['@inria_group', '@other_groups_with_access']
 abacus20: *sirocco-exclusive
-abacus22-A: *sirocco-exclusive
+abacus22: *sirocco-exclusive
 
 ## INTUIDOC
 abacus11:
@@ -72,7 +72,7 @@ abacus17:
     besteffort: ['@inria_group', '@other_groups_with_access']
 
 ## CIDRE
-abacus22-B:
+abacus23:
     p1: [cidre, '@admin']
     besteffort: ['@inria_group', '@other_groups_with_access']
 
diff --git a/input/grid5000/ipv4.yaml b/input/grid5000/ipv4.yaml
index c6cd1a570fc6ed2469691258616355be80d431ed..d2021c4b14a461cd0faeec1e0b0ac11d2cf0b091 100644
--- a/input/grid5000/ipv4.yaml
+++ b/input/grid5000/ipv4.yaml
@@ -84,6 +84,7 @@ ipv4:
       rennes abacus20 eth0 0 0 13 19
       rennes abacus21 eth0 0 0 13 20
       rennes abacus22 eth0 0 0 13 21
+      rennes abacus23 eth0 0 0 13 23
       rennes abacus25 eth0 0 0 13 24
       rennes roazhon1 eth1 0 0 14 0
       rennes roazhon2 eth0 0 0 14 1
diff --git a/input/grid5000/sites/rennes/clusters/abacus22/abacus22.yaml b/input/grid5000/sites/rennes/clusters/abacus22/abacus22.yaml
index e0992d53361e0ccf960e9f66f31d1a57d2316287..3f2a94355d5940b54027742b9bf9f9101e08ace2 100644
--- a/input/grid5000/sites/rennes/clusters/abacus22/abacus22.yaml
+++ b/input/grid5000/sites/rennes/clusters/abacus22/abacus22.yaml
@@ -7,7 +7,7 @@ queues:
   - admin
   - production
 nodes:
-  abacus22-[1-3]:
+  abacus22-[1-2]:
     supported_job_types:
       deploy: true
       besteffort: true
@@ -37,11 +37,10 @@ nodes:
       pci-0000:64:00.0-scsi-0:1:0:0:
         id: disk0
         interface: SATA
-  abacus22-[1-2]:
     chassis:
       manufactured_at: 2022-01-14
       warranty_end: 2027-01-20
-    nodeset: abacus22-A
+    nodeset: abacus22
   abacus22-1:
     storage_devices:
       pci-0000:64:00.0-sas-0x50000f0b019454a2-lun-0:
@@ -52,12 +51,4 @@ nodes:
       pci-0000:64:00.0-sas-0x50000f0b01945482-lun-0:
         id: disk1
         interface: SAS
-  abacus22-3:
-    chassis:
-      manufactured_at: 2022-01-19
-      warranty_end: 2027-01-25
-    storage_devices:
-      pci-0000:64:00.0-sas-0x50000f0b01938442-lun-0:
-        id: disk1
-        interface: SAS
-    nodeset: abacus22-B
+  
diff --git a/input/grid5000/sites/rennes/clusters/abacus23/abacus23.yaml b/input/grid5000/sites/rennes/clusters/abacus23/abacus23.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..68faeb73f7e2d88ee2ee62cae2593ba05dd22248
--- /dev/null
+++ b/input/grid5000/sites/rennes/clusters/abacus23/abacus23.yaml
@@ -0,0 +1,47 @@
+model: ProLiant DL385 Gen10 Plus v2
+created_at: 2024-07-31
+kavlan: false
+boot_type: uefi
+exotic: false
+queues:
+  - admin
+  - production
+  - challenge
+nodes:
+  abacus23-1:
+    supported_job_types:
+      deploy: true
+      besteffort: true
+      max_walltime: 604800
+    processor:
+      microarchitecture: Zen 3
+      clock_speed: 2650000000
+    software:
+      standard-environment: debian11-x64-std
+    management_tools:
+      bmc_vendor_tool: ipmitool
+    network_adapters:
+      bmc:
+        interface: Ethernet
+        enabled: true
+        mountable: false
+        mounted: false
+      eth0:
+        enabled: true
+        mountable: true
+        mounted: true
+      eth1:
+        enabled: false
+        mountable: false
+        mounted: false
+    storage_devices:
+      pci-0000:64:00.0-scsi-0:1:0:0:
+        id: disk0
+        interface: SATA
+      pci-0000:64:00.0-sas-0x50000f0b01938442-lun-0:
+        id: disk1
+        interface: SAS
+    chassis:
+      manufactured_at: 2022-01-19
+      warranty_end: 2027-01-25
+    nodeset: abacus23
diff --git a/input/grid5000/sites/rennes/clusters/abacus23/abacus23_metrics.yaml b/input/grid5000/sites/rennes/clusters/abacus23/abacus23_metrics.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..1b7527d9fcc26e8892353ae61510b49c2fe579ba
--- /dev/null
+++ b/input/grid5000/sites/rennes/clusters/abacus23/abacus23_metrics.yaml
@@ -0,0 +1,41 @@
+---
+metrics:
+  - name: prom_default_metrics
+    description: Default subset of metrics from Prometheus Node Exporter
+    period: 0
+    optional_period: 15000
+    source:
+      protocol: prometheus
+      port: 9100
+      id:
+        - node_boot_time_seconds
+        - node_cpu_scaling_frequency_hertz
+        - node_cpu_seconds_total
+        - node_filesystem_free_bytes
+        - node_filesystem_size_bytes
+        - node_load1
+        - node_load15
+        - node_load5
+        - node_memory_Buffers_bytes
+        - node_memory_Cached_bytes
+        - node_memory_MemAvailable_bytes
+        - node_memory_MemFree_bytes
+        - node_memory_MemTotal_bytes
+        - node_memory_Shmem_bytes
+        - node_memory_SwapFree_bytes
+        - node_memory_SwapTotal_bytes
+        - node_network_receive_bytes_total
+        - node_network_receive_packets_total
+        - node_network_transmit_bytes_total
+        - node_network_transmit_packets_total
+        - node_procs_blocked
+        - node_procs_running
+        - kwollect_custom
+
+  - name: prom_all_metrics
+    description: All metrics from Prometheus Node Exporter
+    period: 0
+    optional_period: 15000
+    source:
+      protocol: prometheus
+      port: 9100
diff --git a/input/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-3.yaml b/input/grid5000/sites/rennes/clusters/abacus23/nodes/abacus23-1.yaml
similarity index 99%
rename from input/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-3.yaml
rename to input/grid5000/sites/rennes/clusters/abacus23/nodes/abacus23-1.yaml
index df3b5e5069670e51667eaf3765ab04c05fa0448a..1d4067bd7615c317d9c3b8ce8345453fba9921f0 100644
--- a/input/grid5000/sites/rennes/clusters/abacus22/nodes/abacus22-3.yaml
+++ b/input/grid5000/sites/rennes/clusters/abacus23/nodes/abacus23-1.yaml
@@ -1,6 +1,6 @@
 # Generated by g5k-checks (g5k-checks -m api)
 ---
-abacus22-3:
+abacus23-1:
   architecture:
     cpu_core_numbering: contiguous
     nb_cores: 48
diff --git a/input/grid5000/sites/rennes/networks/swdc-a035-01-02-rba.yaml b/input/grid5000/sites/rennes/networks/swdc-a035-01-02-rba.yaml
index 55f37a7cd7a7ce8669e088f0ff3d6ac76847daad..bbfa36f2657e5767fe9912df9d525d19df725b84 100644
--- a/input/grid5000/sites/rennes/networks/swdc-a035-01-02-rba.yaml
+++ b/input/grid5000/sites/rennes/networks/swdc-a035-01-02-rba.yaml
@@ -22,7 +22,7 @@ swdc-a035-01-02-rba:
         45_02: # physically on interface 1/45 of swdc-a035-02-rba only
           uid: abacus25-3
         46_01: # physically on interface 1/46 of swdc-a035-01-rba only
-          uid: abacus22-3
+          uid: abacus23-1
         46_02: # physically on interface 1/46 of swdc-a035-02-rba only
           uid: abacus25-4
         47_01: # physically on interface 1/47 of swdc-a035-01-rba only
diff --git a/lib/refrepo/valid/data/homogeneity.yaml.erb b/lib/refrepo/valid/data/homogeneity.yaml.erb
index 8f09716ff1969c3442860c3ac0bbf57d56b59187..2a1f06d58dc557f9495789b9576239e49fd1985b 100644
--- a/lib/refrepo/valid/data/homogeneity.yaml.erb
+++ b/lib/refrepo/valid/data/homogeneity.yaml.erb
@@ -382,13 +382,6 @@ rennes:
     - ~network_adapters.eth1.firmware_version
     - -storage_devices.pci-0000:64:00.0-sas-0x50000f0b019454a2-lun-0
     - +storage_devices.pci-0000:64:00.0-sas-0x50000f0b01945482-lun-0
-  abacus22-3:
-    - ~network_adapters.eth0.firmware_version
-    - ~network_adapters.eth1.firmware_version
-    - -gpu_devices.nvidia1
-    - -gpu_devices.nvidia2
-    - -storage_devices.pci-0000:64:00.0-sas-0x50000f0b01945482-lun-0
-    - +storage_devices.pci-0000:64:00.0-sas-0x50000f0b01938442-lun-0
   abacus25-3:
     - ~storage_devices.pci-0000:64:00.0-scsi-0:2:1:0.model
     - ~storage_devices.pci-0000:64:00.0-scsi-0:2:1:0.firmware_version