Are you backing both glance and nova-compute with NFS? If you're only putting the glance store on NFS you don't need any special changes. It'll Just Work.
On Wed, Oct 12, 2016 at 11:18 AM, Curtis <serverasc...@gmail.com> wrote: > On Wed, Oct 12, 2016 at 11:58 AM, Kris G. Lindgren > <klindg...@godaddy.com> wrote: > > We don’t use shared storage at all. But I do remember what you are > talking about. The issue is that compute nodes weren’t aware they were on > shared storage, and would nuke the backing mage from shared storage, after > all vm’s on *that* compute node had stopped using it. Not after all vm’s > had stopped using it. > > > > https://bugs.launchpad.net/nova/+bug/1620341 - Looks like some code to > address that concern has landed but only in trunk maybe mitaka. Any > stable releases don’t appear to be shared backing image safe. > > > > You might be able to get around this by setting the compute image > manager task to not run. But the issue with that will be one missed > compute node, and everyone will have a bad day. > > Cool, thanks Kris. Exactly what I was talking about. I'm on Mitaka, > and I will look into that bugfix. I guess I need to test this lol. > > Thanks, > Curtis. > > > > > ___________________________________________________________________ > > Kris Lindgren > > Senior Linux Systems Engineer > > GoDaddy > > > > On 10/12/16, 11:21 AM, "Curtis" <serverasc...@gmail.com> wrote: > > > > Hi All, > > > > I've never used NFS with OpenStack before. But I am now with a small > > lab deployment with a few compute nodes. > > > > Is there anything special I should do with NFS and glance and nova? I > > remember there was an issue way back when of images being deleted b/c > > certain components weren't aware they are on NFS. I'm guessing that > > has changed but just wanted to check if there is anything specific I > > should be doing configuration-wise. > > > > I can't seem to find many examples of NFS usage...so feel free to > > point me to any documentation, blog posts, etc. I may have just > missed > > it. > > > > Thanks, > > Curtis. > > > > _______________________________________________ > > OpenStack-operators mailing list > > OpenStack-operators@lists.openstack.org > > http://lists.openstack.org/cgi-bin/mailman/listinfo/ > openstack-operators > > > > > > > > -- > Blog: serverascode.com > > _______________________________________________ > OpenStack-operators mailing list > OpenStack-operators@lists.openstack.org > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-operators >
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