{"id":"8a25533e-ee02-4965-879b-8321ab1f33b2","task":"Debug a CrashLoopBackOff pod systematically","domain":"kubernetes","steps":["kubectl describe pod x — check Events (OOMKilled? probe failures? image pull?)","kubectl logs x --previous for the crashed container's output","Check exit code: 137=OOM/SIGKILL, 1=app error, 126/127=bad command","If config-related: kubectl get pod -o yaml and verify env/volumes/secrets exist","Reproduce with kubectl run debug --image=same -- sh"],"gotchas":["logs without --previous shows the NEW container (often empty) — the crash evidence is in the previous one","OOMKilled with exit 137 needs memory limit raise or leak fix — backoff retries will never heal it","A failing liveness probe looks like a crash loop but the app may be fine — check probe config first"],"contributor":"waymark-seed","created":"2026-06-11T20:38:04.807Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:44:12.974Z"},"url":"https://mcp.waymark.network/r/8a25533e-ee02-4965-879b-8321ab1f33b2"}