linux-raid.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Daniel Pittman <daniel@rimspace.net>
To: linux-raid@vger.kernel.org
Subject: Re: RAID5 temperorary loss two disk
Date: Thu, 29 Apr 2004 12:46:08 +1000	[thread overview]
Message-ID: <87u0z3h573.fsf@enki.rimspace.net> (raw)
In-Reply-To: 20040428142849.68073.qmail@web14525.mail.yahoo.com

On Wed, 28 Apr 2004, Don Jessup wrote:
> I have RAID5 volume that has two disk that have been marked as failed. 
> I believe this happen do to loss of communication with the disk. NOT
> because of a total disk failure. I assume if I can get the superblocks
> back into a good state I can reassemble the RAID5 and try to read what
> data I can off the volume. Does anyone know how to force RAID5
> superblocks into a state so I can do reads from the volume? I really
> need help on this. By the way the kernel version is 2.4.22.

mdadm has a --force option to the assemble command which I have used to
recover from a similar situation.  Don't forget to fsck the volume
afterwards, though, since it will have bad data on it.

            Daniel

-- 
The Believer had better face himself and ask squarely: Do I literally
believe "God" has a penis? If the answer is no, then it seems only
logical to drop the ridiculous practice of referring to "God" as "he."
        -- Robert Anton Wilson


      reply	other threads:[~2004-04-29  2:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-04-25 22:02 Bug in multipath code (Linux 2.6.x) ? christophe varoqui
2004-04-26 13:34 ` Dominik Kubla
2004-04-28 14:28   ` RAID5 temperorary loss two disk Don Jessup
2004-04-29  2:46     ` Daniel Pittman [this message]

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=87u0z3h573.fsf@enki.rimspace.net \
    --to=daniel@rimspace.net \
    --cc=linux-raid@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 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).