title: Kubectl connectivity issue
body: <p>I installed first ectd, kubeapiserver and kubelet using systemd service. The services are running fine and listening to all required ports.</p>
  
  <p>When I run kubectl cluster-info , I get below output</p>
  
  <pre><code>Kubernetes master is running at http://localhost:8080
  </code></pre>
  
  <p>When I run kubectl get componentstatuses, then I get below output</p>
  
  <pre><code>etcd-0               Healthy     {"health": "true"}
  </code></pre>
  
  <p>But running kubectl get nodes , I get below error</p>
  
  <pre><code>Error from server (ServerTimeout): the server cannot complete the requested operation at this time, try again later (get nodes)
  </code></pre>
  
  <p>Can anybody help me out on this.</p>