Description of configuration options for backups_ceph

Configuration option=Default value	Description
backup_ceph_chunk_size=134217728	(IntOpt) the chunk size in bytes that a backup will be broken into before transfer to backup store
backup_ceph_conf=/etc/ceph/ceph.conf	(StrOpt) Ceph config file to use.
backup_ceph_pool=backups	(StrOpt) the Ceph pool to backup to
backup_ceph_stripe_count=0	(IntOpt) RBD stripe count to use when creating a backup image
backup_ceph_stripe_unit=0	(IntOpt) RBD stripe unit to use when creating a backup image
backup_ceph_user=cinder	(StrOpt) the Ceph user to connect with
restore_discard_excess_bytes=True	(BoolOpt) If True, always discard excess bytes when restoring volumes.