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Re: XFS restoration utility

To: Patrick Ouellet <pouellet@xxxxxxxxxxxxxxxxxxxx>
Subject: Re: XFS restoration utility
From: Eric Sandeen <sandeen@xxxxxxx>
Date: Mon, 2 Feb 2004 14:03:56 -0600 (CST)
Cc: linux-xfs@xxxxxxxxxxx
In-reply-to: <401E8B88.2040405@microtecsecurite.com>
Sender: linux-xfs-bounce@xxxxxxxxxxx
On Mon, 2 Feb 2004, Patrick Ouellet wrote:

> 
> Hi, im new to xfs never used it personnaly but
> the other day I realised that our Linksys EFG80 NAS
> was working on xfs filesystem

Hm, very interesting... :)

> My problem is that the drive in this NAS has been corrupted
> in someway, and I would like to salvage data on this drive.
> 
> So I put the drive in a Linux machine, installed the XFS kernel
> supplied of oss.sgi.com web site. But when I try to mount the drive
> 
> mount -t xfs /dev/hdb1 /mnt/nas

Just to be sure, how do you know it's really xfs on-disk?

> I get these errors:
> 
> XFS: bad magic number
> XFS: SB validate failed
> mount: wrong fs type, bad option, bad superblock on /dev/hdb1
> or too many mounted filesystems

try "dmesg' to see what kernel messages may have come from
the failed mount.

> Is there a way for me to restore this drive, is there any utility that
> can be downloaded to restore this drive?

Ask linksys... ;-)  if it's really xfs, and they haven't munged
it too much, you could try xfs_repair. (with -n to do a dry run
first)

-Eric

> Thanx for your time.
> 
> -- 
> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
> Patrick Ouellet - pouellet@xxxxxxxxxxxxxxxxxxxx
> Administrateur des serveurs reseaux
> Informatique - Poste 130
> Microtec Technologies inc.
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> "First they ignore you. Then they laugh at you.
> Then they fight you. Then you win."
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