Practice Test - OS Upgrades $ alias k=kubectl ## node01 drain $ k drain node01 node/node01 cordoned error: unable to drain node "node01" due to error:cannot delete DaemonSet-managed Pods (use --ignore-daemonsets to ignore): kube-flannel/kube-flannel-ds-296dv, kube-system/kube-proxy-9lkjz, continuing command... There are pending nodes to be drained: node01 cannot delete DaemonSet-managed Pods (us..