title: Moving postgresql data cluster
body: <p>Our postgres data folder was installed on a drive with very limited space. I'm now trying to move it over to a newly mounted drive (more space).  I've followed several blog posts and they all say...</p>
  
  <ol>
  <li>stop service</li>
  <li>copy data cluster</li>
  <li>update postgresql-9.1 file (PGDATA=)</li>
  <li>restart service</li>
  </ol>
  
  <p>The service starts but when I go to connect, it gives me "could not connect to server: Connection refused"</p>
  
  <p>I tried telnet-ing to port 5432 and nothing.</p>
  
  <p>Here is the link to what I've been trying:
  <a href="http://www-01.ibm.com/support/docview.wss?uid=swg21324272" rel="noreferrer">http://www-01.ibm.com/support/docview.wss?uid=swg21324272</a></p>