On Sat, Oct 6, 2012 at 10:11 PM, ramu eppa <ramu.freesystems@xxxxxxxxx> wrote: > Hi, > In rbd am creating snapshot and next time i copied data to that snapshot, > it was not copying the data.Please help me to how to copy data to snapshot. RBD snapshots are immutable by design. You can do a copy-on-write clone of a snapshot to a writable image (in the latest Ceph version), or just copy the contents into another image (in older Ceph versions). -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html