[openstack-dev] multi-attach-volume for rbd
avishay at stratoscale.com
Mon Dec 19 08:24:51 UTC 2016
Multi-attach also happens during VM migration: (attach volume to
destination host, move VM to destination host, detach volume from source
host). It's not clear if rbd's limitation affects this as well - it's not
clear from the bug report or the patch.
On Thu, Dec 15, 2016 at 1:30 AM, Matt Riedemann <mriedem at linux.vnet.ibm.com>
> On 12/14/2016 3:53 PM, Shane Peters wrote:
>> Hello all,
>> Per https://review.openstack.org/#/c/283695/ multi-attach was disabled
>> for rbd volumes.
>> Does anyone know what features are missing or aren't compatible in rbd
>> for it to support multi-attach?
>> OpenStack Development Mailing List (not for usage questions)
>> Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscrib
> Nova doesn't support multiattach volumes for any Cinder backend. That's
> being worked by the Nova and Cinder teams but won't be something that's
> implemented on the Nova side in the Ocata release, and will be a stretch
> probably for Pike. There are weekly meetings about this though, see:
> Matt Riedemann
> OpenStack Development Mailing List (not for usage questions)
> Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscribe
*Avishay Traeger, PhD*
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