Kubernetes Troubleshooting

Systematic approaches to diagnose and fix common Kubernetes issues.

Troubleshooting Framework

1. What's the symptom? (pod not starting, service unreachable, etc.)
2. Where's the problem? (pod, service, ingress, node, cluster)
3. What do the events say?
4. What do the logs say?
5. What changed recently?

Pod Issues

Pod Status Quick Reference