He is mentioning about the Cinder side: https://review.openstack.org/# /c/147186/
On Fri, Aug 26, 2016 at 7:01 AM, Jordan Pittier <jordan.pitt...@scality.com> wrote: > > > On Thu, Aug 25, 2016 at 7:06 PM, Ben Swartzlander <b...@swartzlander.org> > wrote: > >> Originally the NFS driver did support snapshots, but it was implemented >> by just 'cp'ing the file containing the raw bits. This works fine (if >> inefficiently) for unattached volumes, but if you do this on an attached >> volume the snapshot won't be crash consistent at all. >> >> It was decided that we could do better for attached volumes by switching >> to qcow2 and relying on nova to perform the snapshots. Based on this, the >> bad snapshot implementation was removed. >> >> However, for a variety of reasons the nova-assisted snapshot >> implementation has remained unmerged for 2+ years and the NFS driver has >> been an exception to the rules for that whole time. >> > I am not sure to understand what you mean by "the nova-assisted snapshot > implementation has remained unmerged for 2+ years". It looks merged to me > [1] and several Cinder drivers dependent on it as far as I know. > > [1]: http://developer.openstack.org/api-ref-compute- > v2.1.html#os-assisted-volume-snapshots-v2.1 > > <http://bit.ly/2aKbaTu>
__________________________________________________________________________ OpenStack Development Mailing List (not for usage questions) Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev