A Kubernetes worker node, named hk8s-w2 is in state NotReady. Investigate why this is the case, and perform any appropriate steps to bring the node to a Ready state, ensuring that any changes are made permanent.
worker node - ready 조건
- docker running
- kubelete running
- kube-proxy running
- CNI running
ssh hk8s-w2
sudo -i
systemctl status kubelet
systemctl enable --now kubelet
systemctl status kubelet
출처