#初始化

kubeadm init --config=kubeadm-config.yaml --upload-certs | tee kubeadm-init.log

##查看kubectl全部日志

journalctl -u kubelet -f

#从yml文件删除&创建apply的pod

kubectl delete -f kube-flannel.yml

kubectl apply -f kube-flannel.yml

##查询etcd集群状态

ETCDCTL_API=3 /opt/k8s/bin/etcdctl   -w table --cacert=/etc/kubernetes/cert/ca.pem   --cert=/etc/etcd/cert/server.pem   --key=/etc/etcd/cert/server-key.pem   --endpoints=10.0.10.252:2379,10.0.10.251:2379,10.0.10.250:2379 endpoint status

##强制删除pods和namespace

# 删除 Pod
kubectl delete pod ${podname} --force --grace-period=0

# 删除 Namespace
kubectl delete namespace ${namespace_name} --force --grace-period=0