k8s 健康检查

验证 node 状态

systemctl status kubelet	# 查看状态
systemctl status kube-proxy
journalctl -u kubelet		# 查看日志
journalctl -u kube-proxy 

运行 kubectl get node 可以看到类似

NAME           STATUS    ROLES     AGE       VERSION
192.168.1.42   Ready     <none>    2d        v1.9.0
192.168.1.43   Ready     <none>    2d        v1.9.0
192.168.1.44   Ready     <none>    2d        v1.9.0