Hello Andrei, This was discussed/implemented in https://issues.apache.org/jira/browse/CLOUDSTACK-5863 As far as I know this is a qcow2 only thing, though I see Wido chipping in as well, though it's not clear if RBD is supported just as well (cc-ing Wido).
Lucian -- Sent from the Delta quadrant using Borg technology! Nux! www.nux.ro ----- Original Message ----- > From: "Andrei Mikhailovsky" <and...@arhont.com> > To: "users" <users@cloudstack.apache.org> > Sent: Saturday, 19 December, 2015 23:52:40 > Subject: Revert Snapshot question > Hi > > I have a question on a new feature that I've noticed since upgrading to AC > 4.6.2 > - the Revert to Snapshot option. This option is available on a very small > number of snapshots which I have. The rest of the snapshots do not have this > option/button in the GUI. Could someone one tell me what is required to have > this feature enabled on a snapshot? > > I am using KVM + RBD + NFS as the secondary storage. > > Many thanks > > Andrei