Linux RAID subsystem development
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From: Joe Landman <joe.landman@gmail.com>
To: Jeff Johnson <jeff.johnson@aeoncomputing.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: 20 drive raid-10, CentOS5.5, after reboot assemble fails - all drives "non-fresh"
Date: Mon, 08 Aug 2011 12:17:48 -0400	[thread overview]
Message-ID: <4E400C2C.8010402@gmail.com> (raw)
In-Reply-To: <4E3F7A49.9000803@aeoncomputing.com>

On 08/08/2011 01:55 AM, Jeff Johnson wrote:
> Joe / et-al,
>
> The '--assemble --update=uuid' appears to have done the trick. It is
> weird because the uuid in the config file matched the uuid of the raid
> volume shown with 'mdadm -D /dev/md3' and the uuid on each of the drives
> shown with 'mdadm -E /dev/sdc1'

Interesting.

>
> The '--update=summaries' did not work. Assigning a new random uuid
> appears to have repaired whatever bit in the superblock was mucked up.
>
> Strange...
>
> Joe, thanks for your help. Find me at SC11, I'm buying you beers.
>

:)  see you there




-- 
Joseph Landman, Ph.D
Founder and CEO
Scalable Informatics Inc.
email: landman@scalableinformatics.com
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      reply	other threads:[~2011-08-08 16:17 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-08  2:37 20 drive raid-10, CentOS5.5, after reboot assemble fails - all drives "non-fresh" Jeff Johnson
2011-08-08  2:56 ` NeilBrown
2011-08-08  4:32   ` Jeff Johnson
2011-08-08  4:40     ` Joe Landman
2011-08-08  4:54       ` Jeff Johnson
2011-08-08  5:04         ` Joe Landman
2011-08-08  5:55           ` Jeff Johnson
2011-08-08 16:17             ` Joe Landman [this message]

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