Merge pull request 'make cadvisor work' (#2) from fix_cadvisor into main

Reviewed-on: homedungeon.loc/ansible#2

group_vars/monitoring/docker_compose_definition.yml

@@ -92,11 +92,19 @@ docker_compose_definition:
     cadvisor:
       image: ghcr.io/google/cadvisor:v0.57.0
       container_name: cadvisor
+      devices:
+        - /dev/kmsg
+      command:
+        - "--docker_only=true"
+        - "--housekeeping_interval=15s"
       volumes:
         - /:/rootfs:ro
         - /var/run:/var/run:ro
         - /var/lib/docker/:/var/lib/docker:ro
+        - /sys:/sys:ro
         - /dev/disk/:/dev/disk:ro
+        - /etc/machine-id:/etc/machine-id:ro
+      privileged: true
       ports:
         - 8081:8080
       restart: unless-stopped

group_vars/monitoring/vars.yml

@@ -11,7 +11,7 @@ scrape:
       - nextcloud.homedungeon.loc:9100
   - name: "cadvisor"
     targets:
-      - cadvisor:8081
+      - 192.168.8.2:8081
   - name: "vmagent"
     targets:
       - vmagent:8429