linux-btrfs.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Malte Eggers <m.eggers@campus.tu-berlin.de>
To: Qu Wenruo <quwenruo@cn.fujitsu.com>, <linux-btrfs@vger.kernel.org>
Subject: Re: BTRFS not mountable, recover won't work
Date: Mon, 10 Apr 2017 12:40:35 +0200	[thread overview]
Message-ID: <1491820835.23359.3.camel@campus.tu-berlin.de> (raw)
In-Reply-To: <c2d8533b-8502-292c-5a81-6831697f10e0@cn.fujitsu.com>

On Mon, 2017-04-10 at 16:53 +0800, Qu Wenruo wrote:
> 
> Then try chunk recovery
> ------
>   btrfs rescue chunk-recover /dev/dm-0
> ------
> 
> It can be very slow since it may scan the full device.
> 
> Thanks,
> Qu
> 
> > > Thanks,
> > > Qu
> > 
> > Thank you
> > 
Thank you for your help this far
After some two hours, it finally finished, but not with the result that
I was hoping for:
~# btrfs rescue chunk-recover /dev/dm-0
Scanning: DONE in dev0                        
No valid btrfs found
open with broken chunk error
Chunk tree recovery failed

  reply	other threads:[~2017-04-10 10:40 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-09 17:17 BTRFS not mountable, recover won't work Malte Eggers
2017-04-09 21:25 ` Chris Murphy
2017-04-10  2:38   ` Duncan
2017-04-10  7:55   ` Malte Eggers
2017-04-10  8:18 ` Qu Wenruo
2017-04-10  8:37   ` Malte Eggers
2017-04-10  8:53     ` Qu Wenruo
2017-04-10 10:40       ` Malte Eggers [this message]
2017-04-13 11:45       ` Malte Eggers
2017-04-14  0:40         ` Qu Wenruo

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=1491820835.23359.3.camel@campus.tu-berlin.de \
    --to=m.eggers@campus.tu-berlin.de \
    --cc=linux-btrfs@vger.kernel.org \
    --cc=quwenruo@cn.fujitsu.com \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).