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 <[email protected]> wrote: > 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? >> >> Thanks >> Shane >> >> >> ____________________________________________________________ >> ______________ >> OpenStack Development Mailing List (not for usage questions) >> Unsubscribe: [email protected]?subject:unsubscrib >> e >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev >> >> > 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: > > http://eavesdrop.openstack.org/#Cinder,_Nova > > -- > > Thanks, > > Matt Riedemann > > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: [email protected]?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > -- *Avishay Traeger, PhD* *System Architect* Mobile: +972 54 447 1475 E-mail: [email protected] Web <http://www.stratoscale.com/> | Blog <http://www.stratoscale.com/blog/> | Twitter <https://twitter.com/Stratoscale> | Google+ <https://plus.google.com/u/1/b/108421603458396133912/108421603458396133912/posts> | Linkedin <https://www.linkedin.com/company/stratoscale>
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