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Re: xfs on softwareraid crash

To: Stewart Smith <stewart@xxxxxxxxxxxxxxxx>
Subject: Re: xfs on softwareraid crash
From: Sven Gehr <sven@xxxxxxxxxxxxx>
Date: Wed, 30 Mar 2005 10:14:45 +0200 (CEST)
Cc: linux-xfs@xxxxxxxxxxx
In-reply-to: <1112144958.25956.13.camel@kennedy>
Organization: dreampixel
References: <8461448.1112133785669.OPEN-XCHANGE.WebMail.wwwrun@postgirl> <1112144958.25956.13.camel@kennedy>
Reply-to: sven@xxxxxxxxxxxxx
Sender: linux-xfs-bounce@xxxxxxxxxxx
Am Mi 30.03.2005 03:09 schrieb Stewart Smith <stewart@xxxxxxxxxxxxxxxx>:
>On Wed, 2005-03-30 at 00:03 +0200, Sven Gehr wrote:

Hi@all,

>>I use xfs on a SuSE-9.1. xfs is on a softwareraid (/dev/md0). The
>>filesystem was crash and i can't mount the fs.
 
>did the RAID superblock survive? I had this problem when some (stupid)
>installer overwrote my RAID superblock with incorrect values (the
>stripe
>size *was* 4k, but it reset it to either 16 or 64. this is not good :)
 
>try doing the mdmadm info commands (forget what they are) and looking
>at /etc/raidtab or your memory on what the md setup was.

The RAID superblock ar ok. The RAID stat (/proc/mdstat) are looks good.
The chunk-size in raidtab is 128. The raid start successfully.

with best regards
sven


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