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Recover a NotReady node

Advanced ~30 mink8s

worker-1 is NotReady because its kubelet service is stopped. Diagnose from cluster evidence, restart it and verify workloads recover.

Simulateur déterministe — tape une commande (kubectl get pods -A) pour commencer.
student@kubelab:~$
Objectifs
  • Confirm node condition and Events
  • Inspect kubelet systemd status and logs
  • Restart kubelet
  • Verify node Ready
Étapes suggérées
  1. Describe the node before logging into it.
  2. Use journalctl -u kubelet.
  3. Verify rather than assuming the service restart fixed the node.
Indices
Voir la solution
kubectl describe node worker-1
systemctl status kubelet
journalctl -u kubelet -n 50 --no-pager
sudo systemctl restart kubelet
kubectl get node worker-1