Hi Matthew, I'm not sure what you are trying to achive. Couldn't you simply do another snapshot of the subvolume? I don't understand why you want to use send/receive on the same subvolume to be honest. Regards, Felix On Wed, Jan 29, 2014 at 10:26 PM, Matthew Lai <m@xxxxxxxxxxxxx> wrote: > Hello, > > Is this supposed to work? (/data is the root volume, /data/a is a subvolume) > > btrfs subvolume snapshot /data/a /data/b > # make some changes in b > btrfs send -p /data/a /data/b > delta > btrfs receive /data/a < delta > > I'm getting "ERROR: could not find parent subvolume" on receive. > > What I'm trying to do is to back up using send/receive, but I don't have 50% > free space, and (please correct me if I'm wrong) since receive doesn't do > deduplication, I want to use snapshot to do the initial bootstrapping, > instead of send/receive without a parent. > > Thanks! > Matthew > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
