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From: Phil Turmel <philip@turmel.org>
To: Alex Pientka <alex.pientka@gmail.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: strange partition table and slow speeds
Date: Mon, 17 Dec 2012 12:18:42 -0500	[thread overview]
Message-ID: <50CF53F2.30404@turmel.org> (raw)
In-Reply-To: <CA+Z7oPgjAsj3f571ocN9zS2sGjgdMsK97_H6qR20o1GPUJYVKQ@mail.gmail.com>

Hi Alex,

On 12/17/2012 09:17 AM, Alex Pientka wrote:

[trim /]
> 
> /dev/md0:
>         Version : 1.1

                   ^^^^^
You've deliberately chosen a metadata version that places the superblock
at sector 0 of the given device.  If that is a whole disk, it overwrites
the partition table.  The default metadata is v1.2 (which places the
superblock at offset 4k) for this very reason.

HTH,

Phil

  reply	other threads:[~2012-12-17 17:18 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-17 14:17 strange partition table and slow speeds Alex Pientka
2012-12-17 17:18 ` Phil Turmel [this message]
2012-12-17 17:26   ` Alex Pientka
2012-12-17 17:41     ` Phil Turmel
2012-12-17 18:38       ` Alex Pientka
2012-12-17 20:47         ` Roy Sigurd Karlsbakk
2012-12-17 21:16           ` Alex Pientka
2013-01-04 15:45             ` Benjamin ESTRABAUD

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