使用kubeadm命令删除节点
[root@k8s-master ~]# kubectl drain <node name> --delete-local-data --force --ignore-daemonsets
[root@k8s-master ~]# kubectl delete node <node name>
然后节点端使用
kubeadm reset
[root@k8s-node01 ~]# kubeadm reset
[root@k8s-node01 ~]# systemctl daemon-reload
[root@k8s-node01 ~]# systemctl restart docker
[root@k8s-node01 ~]# systemctl restart kubelet
若需要重新加入,则再次执行kubeadm join