Open Stack

Thanks for the reply. We are running Icehouse.
Is there a back port for this?

On Wed, Jan 14, 2015 at 6:11 AM, Pádraig Brady <P at draigbrady.com> wrote:

> On 12/01/15 19:42, Yagmur Akbulut wrote:
> > Hi all,
> >
> > We are working on nova live-migration using Ceph. Before live-migration,
> Nova does a check to see if the remote is on shared storage.
> >
> > In order to make this test pass, we have patched Nova to always return
> True in _check_shared_storage_test_file located in
> nova/virt/libvirt/driver.py
> >
> > The problem here is that since Nova assumes that /var/lib/nova/instances
> is on shared storage on both destination and source, we need to manually
> rsync the /var/lib/nova/instances/instance-id to the destination before
> running nova live-migration.
> >
> > See the discussion at
> http://t3349.file-systems-ceph-user.file-systemstalk.us/live-migration-of-vm-using-librbd-and-openstack-t3349.html
> >
> > Currently, Nova doesn’t recognize Ceph backed VMs as being on shared
> storage and doesn’t transfer over the necessary folder before migration.
> >
> > I was wondering if the feature was already available, or on the feature
> list to be added to Nova.
> > Or if we should be patching Nova to copy the folder over to the
> destination before live-migration.
> >
> > Regards,
> > Yagmur Akbulut
>
> This should be improved in >= Juno
> http://review.openstack.org/91722
>
>
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