cAdvisor exposes container resource metrics to Prometheus.
This page documents the cadvisor service.
cadvisorgcr.io/cadvisor/cadvisor:latestlogs_lokiunless-stopped8080/tcp2026-04-07/var/run, /dev/disk, /, /sys, and /var/lib/dockercadvisor on port 8080cadvisor diagnostics when container metrics stop updating in Grafana/var/lib/docker mount remains readablejson-filedocker logs cadvisor/var/lib/docker becomes unavailable, cAdvisor will crash while Prometheus alerts trigger for missing metrics2026-04-07