title: Kubernetes horizontal pod autoscaling not working
body: <p><code>
  kubectl version
  Client Version: version.Info{Major:"1", Minor:"2", GitVersion:"v1.2.0", GitCommit:"5cb86ee022267586db386f62781338b0483733b3", GitTreeState:"clean"}
  Server Version: version.Info{Major:"1", Minor:"2", GitVersion:"v1.2.0", GitCommit:"5cb86ee022267586db386f62781338b0483733b3", GitTreeState:"clean"}
  </code></p>
  
  <p>Error log on controller manager:
  <code>Failed to reconcile hello-world: failed to compute desired number of replicas based on CPU utilization for Deployment/default/hello-world: failed to get CPU utilization: failed to get CPU consumption and request: metrics obtained for 0/3 of pods</code></p>
  
  <p>I can talk directly to Heapster and get my pod metrics:
  curl http://$MY_HEAPSTER_SERVICE_IP:8082/api/v1/model/namespaces/default/pods//hello-world-819237062-j0ubt/metrics/cpu-usage            </p>
  
  <pre><code>{
    "metrics": [
     {
      "timestamp": "2016-04-05T16:49:00Z",
      "value": 0
     },
     {
      "timestamp": "2016-04-05T16:48:00Z",
      "value": 0
     }
    ],
    "latestTimestamp": "2016-04-05T16:49:00Z"
   }
  </code></pre>