From: Marc MERLIN <marc@merlins.org>
To: Liu Bo <bo.li.liu@oracle.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: btrfs check --repair is clean, but mount fails
Date: Sat, 27 Feb 2016 17:04:36 -0800 [thread overview]
Message-ID: <20160228010436.GQ19699@merlins.org> (raw)
In-Reply-To: <20160227180606.GA27358@localhost.localdomain>
On Sat, Feb 27, 2016 at 10:06:06AM -0800, Liu Bo wrote:
> Can you grep this message since btrfs dev scan has a "printf("Scanning for Btrfs filesystems\n");"?
> And if a scan failed somehow, it may print an error after this message
> and we then know what was happening..
I'm not seeing anything in my console boot log outside of this posted in
my previous message:
Fri Feb 26 14:55:17 2016: raid0d1 (started)...raid0d2 (starting)...
Fri Feb 26 14:55:18 2016: raid0d2 (started)...done.
> > I'm looking at my boot:
> > [ 112.063677] BTRFS: device label btrfs_space devid 1 transid 776782 /dev/mapper/raid0d1
> > [ 112.090192] BTRFS info (device dm-6): disk space caching is enabled
> > [ 112.111740] BTRFS: failed to read the system array on dm-6
> > [ 112.160047] BTRFS: open_ctree failed
> > [ 112.269710] BTRFS info (device dm-6): disk space caching is enabled
> > [ 112.291430] BTRFS: failed to read the system array on dm-6
> > [ 112.320104] BTRFS: open_ctree failed
> >
> > So dm-6 is: raid0d1 -> ../dm-6
btrfs dev scan didn't output any messages from what I can tell, outside
of the dmesg stuff here.
The total messages around that time:
[ 110.182362] bcache: bch_journal_replay() journal replay done, 92 keys in 6 entries, seq 8855
[ 110.208992] bcache: register_cache() registered cache device dm-4
[ 110.236345] bcache: register_bdev() registered backing device dm-1
[ 110.316129] bcache: bch_cached_dev_attach() Caching dm-1 as bcache1 on set 0226553a-37cf-41d5-b3ce-8b1e944543a8
[ 110.348350] bcache: register_bcache() error opening /dev/md5: device already registered
[ 110.445200] Adding 15616764k swap on /dev/mapper/eswap1. Priority:-1 extents:1 across:15616764k FS
[ 111.585812] EXT4-fs (md11): mounted filesystem with ordered data mode. Opts: (null)
[ 112.063677] BTRFS: device label btrfs_space devid 1 transid 776782 /dev/mapper/raid0d1
[ 112.090192] BTRFS info (device dm-6): disk space caching is enabled
[ 112.111740] BTRFS: failed to read the system array on dm-6
[ 112.160047] BTRFS: open_ctree failed
[ 112.269710] BTRFS info (device dm-6): disk space caching is enabled
[ 112.291430] BTRFS: failed to read the system array on dm-6
[ 112.320104] BTRFS: open_ctree failed
[ 112.332567] BTRFS: device label dshelf1 devid 1 transid 25903 /dev/bcache1
[ 112.333076] BTRFS info (device bcache1): disk space caching is enabled
[ 112.333077] BTRFS: has skinny extents
[ 115.185582] BTRFS: detected SSD devices, enabling SSD mode
[ 115.216381] BTRFS: device label dshelf2 devid 1 transid 444834 /dev/mapper/dshelf2
[ 115.241607] BTRFS info (device dm-2): disk space caching is enabled
[ 115.591923] BTRFS info (device dm-2): bdev /dev/mapper/dshelf2 errs: wr 0, rd 0, flush 0, corrupt 65, gen 0
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
next prev parent reply other threads:[~2016-02-28 1:04 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-27 2:39 btrfs check --repair is clean, but mount fails Marc MERLIN
2016-02-27 2:45 ` Liu Bo
2016-02-27 3:03 ` Marc MERLIN
2016-02-27 18:06 ` Liu Bo
2016-02-28 1:04 ` Marc MERLIN [this message]
2016-02-27 22:58 ` Anand Jain
2016-02-28 0:56 ` Marc MERLIN
2016-02-28 1:44 ` Anand Jain
2016-02-28 3:09 ` Marc MERLIN
2016-02-28 6:49 ` Duncan
2016-02-28 13:56 ` Marc MERLIN
2016-02-28 5:17 ` Marc MERLIN
2016-02-28 6:11 ` Anand Jain
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20160228010436.GQ19699@merlins.org \
--to=marc@merlins.org \
--cc=bo.li.liu@oracle.com \
--cc=linux-btrfs@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.