<html><head><meta http-equiv="Content-Type" content="text/html charset=iso-8859-1"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On Dec 5, 2012, at 2:27 PM, Clint Walsh <<a href="mailto:Clinton.Walsh@unimelb.edu.au">Clinton.Walsh@unimelb.edu.au</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">Vish,<br><br>thanks for the clarification re hostnames.<br><br>NeCTAR uses shared storage across compute nodes for VM images storage and our compute nodes hostnames resolve <br><br>Is there a way around passwordless access between compute nodes for the above config as the VM file doesnt need to be moved<br>
its already on all compute nodes within a cell.</blockquote><br></div><div>If you are using shared storage then you probably should use live-migrate instead of resize, but unfortunately this requires libvirt on the nodes to talk though so you need either passwordless access or some kind of tls keys.</div><div><br></div><div>If you don't mind rebooting then you might be able to use something along the lines the evacuate code that is under review now:</div><div><br></div><div><a href="https://review.openstack.org/#/c/11086/">https://review.openstack.org/#/c/11086/</a></div><div><br></div><div>This allows vms to be restarted on another node even if the original host is down.</div><div><br></div><div>Vish</div><div><br></div><div><br></div></body></html>