[Openstack-operators] rbd ephemeral storage, very slow deleting...
openstack at medberry.net
Thu Sep 25 02:20:27 UTC 2014
Yes this 1024x bug was a pretty wide spread bug.
On Wed, Sep 24, 2014 at 8:17 PM, Sam Morrison <sorrison at gmail.com> wrote:
> There was a bug in Havana where it would create the underlying RBD volume
> at 1024 times the actual size. We didn't notice this until we started
> deleting instances and they took forever.
> Could be the case with you too?
> See https://bugs.launchpad.net/ubuntu/+source/nova/+bug/1219658
> I don't think this made it into Havana sadly.
> On 25 Sep 2014, at 5:45 am, Jonathan Proulx <jon at jonproulx.com> wrote:
> > Hi All,
> > Just started experimenting with RBD (ceph) back end for ephemeral
> > storage on some of my compute nodes.
> > I have it launching instances just fine, but when I try and delete
> > them libvirt shows the instances are gone, but OpensStack lists them
> > in 'deleting' state and the rbd process on the hypervisor spins madly
> > at about 300% cpu ...
> > ...and now approx 18min later they have finally fully terminated, why so
> > -Jon
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