From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from magic.merlins.org ([209.81.13.136]:43273 "EHLO mail1.merlins.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750966AbbEBRaH (ORCPT ); Sat, 2 May 2015 13:30:07 -0400 Date: Sat, 2 May 2015 10:29:42 -0700 From: Marc MERLIN To: Christian Dysthe Cc: linux-btrfs , Filipe David Manana Message-ID: <20150502172942.GN13624@merlins.org> References: <20150502163010.GK13624@merlins.org> <55450046.6040100@vivaldi.com> <20150502170509.GM13624@merlins.org> <55450740.2010100@vivaldi.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <55450740.2010100@vivaldi.com> Subject: Re: 3.19.3: check tree block failed + WARNING: device 0 not present on scrub Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Sat, May 02, 2015 at 01:20:00PM -0400, Christian Dysthe wrote: > > > On 05/02/2015 01:05 PM, Marc MERLIN wrote: > >On Sat, May 02, 2015 at 12:50:14PM -0400, Christian Dysthe wrote: > >>Mine is still doing it. This is from today's log: > >> > >>/etc/cron.daily/btrfs-scrub: > >>WARNING: device 0 not present > >>scrub device /dev/sda3 (id 1) done > >> scrub started at Sat May 2 08:03:46 2015 and finished after 241 seconds > >> total bytes scrubbed: 109.06GiB with 0 errors > >>scrub device (id 0) canceled > >> scrub started at Sat May 2 08:03:46 2015 and was aborted after 0 seconds > >> total bytes scrubbed: 0.00B with 0 errors > >> > >>It doesn't seem to cause any problems but it would of course be good to know what it is and even get rid of it. This is my laptop with a SSD containing a small ext4 /boot partition and a latrge btrfs partition / with a /home subvolume (close to Ubuntu standard for btrfs). > >Please run the equivalent of this on your filesystem: > >btrfs-debug-tree -t 2 /dev/mapper/cryptroot 2>&1 | tee /tmp/debug_2.txt > > > >And see if it completes or fails in the middle. > All I get is: Could not open /dev/mapper/cryptroot The only thing > in that directory is -control I do not have any kinds of encryption > on anything. I wrote "the equivalent of", so change /dev/mapper/cryptroot for your device name :) Marc -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Microsoft is to operating systems .... .... what McDonalds is to gourmet cooking Home page: http://marc.merlins.org/ | PGP 1024R/763BE901