[Openstack] [KILO] [CEPH] Live Migration failure

David Medberry openstack at medberry.net
Fri Aug 14 13:00:54 UTC 2015


I think they need to be the same UUID. Let me look where the UUID is used...

In nova.conf you should have:
rbd_secret_uuid=UUID

It's not 100% clear to me they have to be the same on both nodes but that's
how I've always done it.

rbd_secret_uuid = *None*(StrOpt) The libvirt UUID of the secret for the
rbd_uservolumes-d

On Fri, Aug 14, 2015 at 1:25 AM, Mehdi BADAOUI <mehdiuniv at gmail.com> wrote:

> Thank you David & Mike,
>
> I have a different uuid "secret stored in libvirt" in my two compute
> nodes, is it normal?
> First compute : 40e501a1-e802-4f60-bcca-5e1b83269f7c
> Second compute : 899f90c8-e8e8-47b7-8d25-3e14fc2f270a
>
> but, # virsh secret-get-value uuid gave me same results on my two nodes
>
>
> Regards,
>
>
>
> 2015-08-14 3:22 GMT+02:00 David Medberry <openstack at medberry.net>:
>
>> Yep, exactly what Mike Smith says.
>>
>> sudo virsh secret-list # should list one or more on nova-compute nodes
>> using ceph
>> sudo virsh secret-get-value $UUID #from the previous should have a value
>> that looks something like:
>>
>> AQDoABCDEFGHIJKLMNOPQRSTUVWXYZoA/A
>>
>> That value come from a ceph keyring.
>>
>> On Thu, Aug 13, 2015 at 6:22 AM, Mehdi BADAOUI <mehdiuniv at gmail.com>
>> wrote:
>>
>>>
>>> Hi all,
>>>
>>> I have this error in /var/log/nova-compute.log  when i run live-migration
>>>
>>>
>>> 2015-08-13 14:17:43.068 6079 ERROR nova.virt.libvirt.driver [-]
>>> [instance: d1941e4d-dd89-4def-9abd-4d0c269a8f8e] Live Migration failure:
>>> Secret not found: rbd no secret matches uuid
>>> '40e501a1-e802-4f60-bcca-5e1b83269f7c'
>>> 2015-08-13 14:17:43.494 6079 ERROR nova.virt.libvirt.driver [-]
>>> [instance: d1941e4d-dd89-4def-9abd-4d0c269a8f8e] Migration operation has
>>> aborted
>>>
>>>
>>>
>>> Any help would be greatly appreciated,
>>> Thank you,
>>>
>>> Mehdi,
>>> --
>>>
>>> *  <http://dz.linkedin.com/pub/mehdi-badaoui/20/944/3ab/>*
>>>
>>>
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>>
>
>
> --
>
> *  <http://dz.linkedin.com/pub/mehdi-badaoui/20/944/3ab/>*
>
>
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