[openstack-dev] [openstack][nova] Question on rollback live migration at the destination

Shuichiro MAKIGAKI shuichiro.makigaki at gmail.com
Fri Feb 6 10:35:22 UTC 2015


Robert,

Your concern seems to be correct. The bug has already been reported:
https://bugs.launchpad.net/nova/+bug/1284719.
# Oops, 1 year old bug...

Regards,
Makkie

On 2015/01/27 3:58, Robert Li (baoli) wrote:
> Hi,
>
> I’m looking at rollback_live_migration_at_destination() in
> compute/manager.py. If it’s shared storage (such as NFS,
> is_shared_instance_path is True), it’s not going to be called since
> _live_migration_cleanup_flags() will return False. Can anyone let me
> know what’s the reason behind it? So nothing needs to be cleaned up at
> the destination in such case? Should VIFs be unplugged, to say the least?
>
> I’m working on the live migration support with SR-IOV macvtap
> interfaces. The devices allocated at the destination needs to be freed.
>
> thanks,
> Robert
>
>
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