title: No cpu metrics from running pods on stackdriver
body: <p>Hi im trying to setup stackdriver to monitor my containers but the cpu metrics dont seem to work, im working with the following versions</p>
  
  <pre><code>Master Version  1.2.5
  Node Version    1.2.4
  heapster-v1.0.2-594732231-sil32
  </code></pre>
  
  <p>this is a group a create for the databases (it also happens for the wildfly pod and modcluster), i have a couple of other questions, </p>
  
  <ol>
  <li>is it posible to monitor postgres or i have to install the agent on
  the docker image</li>
  <li>can i monitor the images on kubernetes, or the disks on Google cloud?</li>
  </ol>
  
  <p><a href="https://i.stack.imgur.com/XYZje.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/XYZje.jpg" alt="enter image description here"></a></p>