From: Vladi Gergov <vgergov@gmail.com>
To: linux-btrfs@vger.kernel.org
Subject: btrfs raid1 degraded does not mount or fsck
Date: Fri, 29 Oct 2010 13:53:42 -0700 [thread overview]
Message-ID: <20101029205340.GA10326@gypsyops.denof.sin> (raw)
kernel: scratch git repo from today 10.29.10 @ 14:30 PST
Btrfs v0.19-35-g1b444cd-dirty
>>> gypsyops @ /mnt > sudo btrfs filesystem show
Label: 'das4' uuid: d0e5137f-e5e7-49da-91f6-a9c4e4e72c6f
Total devices 3 FS bytes used 1.38TB
devid 3 size 1.82TB used 0.00 path /dev/sdb
devid 2 size 1.82TB used 1.38TB path /dev/sdc
*** Some devices missing
Btrfs v0.19-35-g1b444cd-dirty
>>> gypsyops @ /mnt > sudo mount -o degraded /dev/sdc das3/
Password:
mount: wrong fs type, bad option, bad superblock on /dev/sdc,
missing codepage or helper program, or other error
In some cases useful info is found in syslog - try
dmesg | tail or so
[ 684.577540] device label das4 devid 2 transid 107954 /dev/sdc
[ 684.595150] btrfs: allowing degraded mounts
[ 684.595594] btrfs: failed to read chunk root on sdb
[ 684.604110] btrfs: open_ctree failed
>>> gypsyops @ /mnt > sudo btrfsck /dev/sdc
btrfsck: volumes.c:1367: btrfs_read_sys_array: Assertion `!(ret)' failed.
any help please?
--
,-| Vladi
`-| Gergov
!DSPAM:4ccb39a9191821603519226!
next reply other threads:[~2010-10-29 20:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-29 20:53 Vladi Gergov [this message]
2010-10-30 6:55 ` btrfs raid1 degraded does not mount or fsck Goffredo Baroncelli
2010-11-16 21:50 ` Chris Mason
2011-10-10 4:42 ` Larry Reaves
2012-09-17 20:38 ` btrfs raid1 degraded in need of chuck tree rebuild Vladi Gergov
2016-04-09 22:44 btrfs raid1 degraded does not mount or fsck Vladi Gergov
2016-04-10 6:55 ` Duncan
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