DevLearn
Production Issues

Kubernetes Production Issues (100 Issues)

Real-world Kubernetes issues and solutions: pods, nodes, networking, storage, security, and performance troubleshooting.

Pod Issues

25

Node Issues

20

Networking Issues

25

Storage Issues

15

Security Issues

10

Performance Issues

5

All 100 Production Issues

Click any issue to see the solution

Quick Debug Commands

Pod Debugging

kubectl describe pod <pod>
kubectl logs <pod> --previous
kubectl get events --sort-by=.metadata.creationTimestamp
kubectl exec -it <pod> -- /bin/sh

Node Debugging

kubectl describe node <node>
kubectl get nodes -o wide
journalctl -u kubelet -f
kubectl drain <node> --ignore-daemonsets

Network Debugging

kubectl get svc,endpoints
kubectl run curl --rm -it --image=curlimages/curl -- sh
nslookup <service>.<ns>.svc.cluster.local
kubectl exec -it <pod> -- curl -v http://service

Storage Debugging

kubectl get pv,pvc
kubectl describe pvc <pvc>
kubectl get storageclass
kubectl get csinodes