From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Ian! D. Allen" Subject: Re: btrfs subvolume list fails to show all snapshots Date: Thu, 20 Jan 2011 18:01:27 -0500 Message-ID: <20110120230127.GB4161@idallen.ca> References: <20101212034339.GA26170@idallen.ca> <20101212081359.GA7389@idallen.ca> <20101212094517.GA19181@idallen.ca> <4D05DD9A.2060206@cn.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-btrfs@vger.kernel.org To: Li Zefan Return-path: In-Reply-To: <4D05DD9A.2060206@cn.fujitsu.com> List-ID: Still getting "btrfs subvolume list" errors with this source: git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-progs-unstable.git I create ten snapshots, and after creating the tenth one, the sixth one disappears from "btrfs subvolume list": # btrfs subvolume list /mnt/sdb1 ID 256 top level 5 path snap000001 ID 257 top level 5 path snap000002 ID 258 top level 5 path snap000003 ID 259 top level 5 path snap000004 ID 260 top level 5 path snap000005 ID 262 top level 5 path snap000007 ID 263 top level 5 path snap000008 ID 264 top level 5 path snap000009 ID 265 top level 5 path snap000010 # ls -lt /mnt/sdb1 total 48 drwxr-xr-x 1 root root 42 Jan 20 17:55 ROOT/ dr-xr-xr-x 1 root root 208 Jan 20 17:55 ./ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000001/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000002/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000003/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000004/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000005/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000006/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000007/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000008/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000009/ dr-xr-xr-x 1 root root 28 Jan 20 17:55 snap000010/ drwxr-xr-x 4 root root 4096 Jan 20 15:30 ../ On Mon, Dec 13, 2010 at 04:47:22PM +0800, Li Zefan wrote: > > After creating snapshot 10 from snapshot 9, snapshot 6 vanished from > > the output of "btrfs subvolume list /dev/sdf1": > > > > # btrfs subv list /mnt/sdf1 > > ID 256 top level 5 path snap000001 > > ID 257 top level 5 path snap000002 > > ID 258 top level 5 path snap000003 > > ID 259 top level 5 path snap000004 > > ID 260 top level 5 path snap000005 > > ID 262 top level 5 path snap000007 > > ID 263 top level 5 path snap000008 > > ID 264 top level 5 path snap000009 > > ID 265 top level 5 path snap000010 > > > ... > > Surely something is wrong here? > > > > Right, there's something wrong and I've figured it out. > Will send out a fix soon. > Thanks for the report! -- | Ian! D. Allen - idallen@idallen.ca - Ottawa, Ontario, Canada | Home Page: http://idallen.com/ Contact Improv: http://contactimprov.ca/ | College professor (Free/Libre GNU+Linux) at: http://teaching.idallen.com/ | Defend digital freedom: http://eff.org/ and have fun: http://fools.ca/