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kubectl Issues & Fixes⚓︎

Pods in CrashLoopBackOff⚓︎

  • Symptom: Pod starts, crashes, restarts.
  • Cause: App inside container is failing.
  • Fix: kubectl logs <pod> → check error → fix image/command.

Pods in ImagePullBackOff⚓︎

  • Symptom: Pod cannot pull image.

  • Causes:

    • Wrong image name.
    • Missing registry secret.

  • Fix: Check kubectl describe pod <pod> → correct image or add secret.

Pods stuck in Pending⚓︎

  • Symptom: Pod never schedules.

  • Causes:

    • Not enough CPU/memory.
    • NodeSelector mismatch.

  • Fix: kubectl describe pod <pod> → reschedule or adjust spec.

ConfigMap/Secret not updating⚓︎

  • Cause: Pods don’t reload automatically.
  • Fix: kubectl rollout restart deployment <name>.