Open Stack

Hi samuel,

Sometimes live migration couldn't be rollback when error occurs, so the
destination instance disk path remains there, you have to manually resolve
this by delete that directory manually, and please try again.

On Tue, Dec 23, 2014 at 11:24 PM, samuel <samu60 at gmail.com> wrote:

> Dear list,
>
> We've recently faced an issue regarding live migration on a Juno openstack
> installation using a ceph giant shared storage.
>
> The error that appear is
>
> DestinationDiskExists: The supplied disk path
> (/var/lib/nova/instances/instance-id-hidden) already exists, it is expected
> not to exist.
>
> I've located several entries, such as:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=1150856
> https://review.openstack.org/#/c/111082/
>
> But the error still persist and some of the patches have already been
> included. The current version is the following:
>
> Name        : openstack-nova-compute
> Version     : 2014.2.1
> Release     : 1.el7.centos
>
>
> It looks like there's an issue regarding shared storage and the
> assumptions of this path.
>
> Can anyone provide information about this issue?
>
> Regards,
> Samuel.
>
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-- 
Tang Yaguang
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