Open Stack

On 04/11/2016 11:18 AM, Forrest Flagg wrote:
> All,
> 
> I have a working Kilo cloud running with ceph for the storage backend.  I'd like 
> to use RBD snapshots for backups because they're so fast, but cinder doesn't 
> allow volume deletion when an RBD snapshot exists.  I want to keep daily backups 
> in case a user terminates an instance and we need recover it or for disaster 
> recovery.  Is there a way to mark the volumes as deleted when a tenant deletes 
> them so they don't show up in OpenStack but still exist within ceph for backup 
> purposes?  Thanks,
> 
> -- 
> Forrest Flagg
> Cloud System Administrator
> Advanced Computing Group
> (207) 561-3575
> raymond.flagg at maine.edu <mailto:raymond.flagg at maine.edu>
> 

Hi Forrest,

There is ongoing development for the RBD driver in Cinder which fixes
this. This change [1] is currently slated to land in Newton.

[1] https://review.openstack.org/#/c/281550/

Thanks,
Eric