卸载清理K8s环境

yum remove -y kubelet kubeadm kubectl

kubeadm reset -f

modprobe -r ipip
lsmod
rm -rf ~/.kube/
rm -rf /etc/kubernetes/
rm -rf /etc/systemd/system/kubelet.service.d
rm -rf /etc/systemd/system/kubelet.service
rm -rf /usr/bin/kube*
rm -rf /etc/cni
rm -rf /opt/cni
rm -rf /var/lib/etcd
rm -rf /var/etcd

#如遇重装启动时报错可以尝试重置主节点
kubeadm reset