Mohammad Karim:
root@controlplane:~# kubectl drain node01
node/node01 cordoned
error: unable to drain node "node01", aborting command...
There are pending nodes to be drained:
node01
error: cannot delete DaemonSet-managed Pods (use --ignore-daemonsets to ignore): kube-system/kube-flannel-ds-wfgt7, kube-system/kube-proxy-v68mm