title: rsync Host key verification failed
body: <p>I need help on this. I'm trying to execute this line from the command line and
  getting this error about host key.
  my mount point is there and I verify the hosts key is there as well any help on this will much appreciated.</p>
  <pre class="lang-sh prettyprint-override"><code>su oracle -c '/usr/bin/rsync -zarR --delete --exclude &quot;lost+found&quot; --links --rsh=&quot;ssh -i /home/oracle/.ssh/rsync_lowZone_priv&quot; hostname:/u02 /'
  
  Host key verification failed.
  rsync: connection unexpectedly closed (0 bytes received so far) [receiver]
  rsync error: unexplained error (code 255) at io.c(600) [receiver=3.0.6]
  </code></pre>
  <p>Thank you</p>