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From: keld@keldix.com
To: NeilBrown <neilb@suse.de>
Cc: Gionatan Danti <g.danti@assyoma.it>, linux-raid@vger.kernel.org
Subject: Re: RAID 10 far and offset on-disk layouts
Date: Tue, 14 Jan 2014 11:06:37 +0100	[thread overview]
Message-ID: <20140114100637.GA5043@www5.open-std.org> (raw)
In-Reply-To: <20140113204534.737a98f6@notabene.brown>

On Mon, Jan 13, 2014 at 08:45:34PM +1100, NeilBrown wrote:
> On Mon, 13 Jan 2014 09:52:50 +0100 Gionatan Danti <g.danti@assyoma.it> wrote:
> 
> I think I know what you are talking about now.  The md driver in the kernel
> supports two sorts of 'far' or 'offset' layouts for arrays where the number
> of devices is not an integer multiple of the number of copies.
> This has been supported in Linux since v3.9. but is not yet supported by
> mdadm.

Hmm, we discussed also the new layouts for when the number of drives are 
a whole multiple of the number of copies. That layout should follow the same 
principles.

How do I generate the new format on kernel 3.9?

best regards
keld

      parent reply	other threads:[~2014-01-14 10:06 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-27 14:29 RAID 10 far and offset on-disk layouts Gionatan Danti
2013-12-27 14:46 ` Peter Grandi
2013-12-27 15:16 ` Gionatan Danti
2013-12-27 17:16   ` Peter Grandi
2013-12-27 17:32     ` Gionatan Danti
2013-12-27 18:26       ` keld
2013-12-27 15:19 ` keld
2013-12-27 15:22   ` Gionatan Danti
2013-12-27 15:49     ` keld
2014-01-09  8:03       ` Gionatan Danti
2014-01-12 23:20         ` NeilBrown
2014-01-13  8:52           ` Gionatan Danti
2014-01-13  9:45             ` NeilBrown
2014-01-13 10:15               ` Gionatan Danti
2014-01-13 22:27                 ` NeilBrown
2014-01-13 23:38                   ` keld
2014-01-14  0:46                     ` Stan Hoeppner
2014-01-14  9:38                       ` keld
2014-01-14  9:06                   ` Gionatan Danti
2014-01-14  9:16                     ` NeilBrown
2014-01-14  9:27                       ` Gionatan Danti
2014-01-14 10:06               ` keld [this message]

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