On 12:45 Mon 12 May , Zhangleiqiang (Trump) wrote: > Hi, all: > > I have planned to add the support to create qcow2 format file in NFS > driver ([1]). From the comment of Eric Harney, I know that cinder-backup > service currently assumes the volume is raw-formatted, and enable creating > qcow2 in NFS driver will break backups of NFS volumes . > > After reading the code of backup service, I find we can first mount the > qcow2 volume as a NBD device and then pass the NBD device as the "source > volume_file" to backup service. Similar method of mounting qcow2 as NBD > device has already used in Nova now. I think we can add it to NFS driver for > backup, and it can be used for GlusterFS too. > > Any advice? Is there something I have not expected?
This approach makes sense to me. Thanks for looking into this. -- Mike Perez _______________________________________________ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev