我们使用 kubeadm 部署集群（1 个主节点 4 个工作节点）。
$ kubectl describe node worker1
Name: worker1
Roles: <none>
Labels: beta.kubernetes.io/arch=amd64
beta.kubernetes.io/os=linux
kubernetes.io/hostname=worker1
role=slave1
Annotations: kubeadm.alpha.kubernetes.io/cri-socket: /var/run/dockershim.sock
node.alpha.kubernetes.io/ttl: 0
volumes.kubernetes.io/controller-managed-attach-detach: true
CreationTimestamp: Tue, 24 Sep 2019 14:15:42 +0330
Taints: node.kubernetes.io/disk-pressure:NoSchedule
Unschedulable: false
Conditions:
Type Status LastHeartbeatTime LastTransitionTime Reason Message
---- ------ ----------------- ------------------ ------ -------
NetworkUnavailable False Tue, 24 Sep 2019 14:16:19 +0330 Tue, 24 Sep 2019 14:16:19 +0330 WeaveIsUp Weave pod has set this
OutOfDisk False Mon, 07 Oct 2019 15:35:53 +0330 Sun, …