From: Peter Rabbitson <rabbit+list@rabbit.us>
To: thomas62186218@aol.com
Cc: linux-raid@vger.kernel.org
Subject: Re: No md superblock immediately after creating RAID 5 /dev/md0
Date: Thu, 28 Aug 2008 12:07:57 +0200 [thread overview]
Message-ID: <48B678FD.1050801@rabbit.us> (raw)
In-Reply-To: <8CAD6FFC01AB7AC-524-231A@webmail-nf07.sim.aol.com>
thomas62186218@aol.com wrote:
> Hi all,
>
> I am struggling with an issue on an Ubuntu 8.0.4 64-bit system. The
> system has 12 SATA drives. I create a RAID 5 array using mdadm as follows:
>
> mdadm -Cv /dev/md0 -n12 -l5 -c128 /dev/sd[b-m] -R -f
>
As a side note, what you are about to do is sheer madness. At least use
RAID6. Search for raid5 in the list archives for a number of discussions
why using RAID5 with a large number of disks is rather shortsighted.
HTH
Peter
next prev parent reply other threads:[~2008-08-28 10:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-28 8:32 No md superblock immediately after creating RAID 5 /dev/md0 thomas62186218
2008-08-28 9:17 ` Andrew Farley
2008-08-29 5:31 ` thomas62186218
2008-08-28 9:49 ` Bernd Schubert
2008-08-28 10:07 ` Peter Rabbitson [this message]
[not found] ` <9b4ac8ccbe69d232ff2d77fd4e3590c2.squirrel@neil.brown.name>
2008-08-29 5:47 ` thomas62186218
2008-08-29 6:01 ` NeilBrown
2008-09-16 9:37 ` thomas62186218
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