title: Kubelet config yaml is missing when restart work node docker service
body: <p>When I restart the docker service in work node, the logs of kubelet in master node report a no such file error.</p>
  
  <pre><code># in work node
  # systemctl restart docker service
  
  # in master node
  # journalctl -u kubelet
  # failed to load Kubelet config file /var/lib/kubelet/config.yaml, error failed to read kubelet config file "/var/lib/kubelet/config.yaml", error: open /var/lib/kubelet/config.yaml: no such file or directory
  </code></pre>