Did you use tcpdump to see where the pings stop? On Thu, Jan 7, 2016 at 1:36 PM, Mathieu Gagné <[email protected]> wrote:
> On 2016-01-07 3:28 PM, Adam Dibiase wrote: > > Greetings, > > > > I am having connectivity issues to instances after live migrating > > between compute nodes. Scenario is as follows: > > > > * Start pinging instance IP > > * Send nova live-migration <instancename> <computenode> > > * Once nova reports the pause/resume on the new compute node after > > migration, ping replies stop > > * Instance migrates successfully and I can hit it via VNC console, but > > no network connectivity > > * If I live migrate it back to losing compute node, it will still NOT > > restore network connectivity > > * The only way to restore network is to nova stop/start or nova reboot > > instance > > * When the instance comes back up, I am able to hit it again on the > > new compute node > > > > I have checked to see if the neutron port is showing the new > > binding:host_id, ovs shows the correct port for instance on new compute > > node, and no other errors present in the logs. > > > > I am running Liberty with cinder FYI. Anyone else having similar issues? > > > > Have you tried starting another instance on the same L2 network and ping > from there once it's migrated? This is to make sure it's not an issue > with ARP caching on a device between you and the instance. > > -- > Mathieu > > _______________________________________________ > OpenStack-operators mailing list > [email protected] > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators >
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