From: Roman Mamedov <rm@romanrm.ru>
To: Jeff Johnson <jeff.johnson@aeoncomputing.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: Possible to change chunk size on RAID-1 without re-init or destructive result?
Date: Wed, 27 Mar 2013 12:02:52 +0600 [thread overview]
Message-ID: <20130327120252.57c78c34@natsu> (raw)
In-Reply-To: <CAFCYAsfriik8VAPV9MVhsDtgqHTaKs3kzYoSLVQHaiYKfzjXZw@mail.gmail.com>
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On Tue, 26 Mar 2013 22:30:01 -0700
Jeff Johnson <jeff.johnson@aeoncomputing.com> wrote:
> I have a RAID-1, two disk volume that was created with a strange chunk
> size. For reasons I won't go into here removing the data and
> redefining a new RAID-1 volume with a different chunk size is
> presently not a viable option.
You can always fail and remove one member, make a new degraded RAID1 on it,
'dd' data from one RAID1 to the other, kill the old RAID1, add the remaining
drive to the new RAID1.
Do a full backup beforehand, of course.
--
With respect,
Roman
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next prev parent reply other threads:[~2013-03-27 6:02 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-27 5:30 Possible to change chunk size on RAID-1 without re-init or destructive result? Jeff Johnson
2013-03-27 5:56 ` Mikael Abrahamsson
2013-03-27 6:02 ` Roman Mamedov [this message]
2013-03-27 16:01 ` Roy Sigurd Karlsbakk
2013-03-27 16:23 ` Jeff Johnson
2013-03-27 16:44 ` Roman Mamedov
2013-03-27 19:36 ` Stan Hoeppner
2013-03-27 19:11 ` Stan Hoeppner
2013-03-27 19:23 ` Mark Knecht
2013-03-27 20:10 ` Stan Hoeppner
2013-03-27 21:06 ` Mark Knecht
2013-03-27 22:08 ` Stan Hoeppner
2013-03-27 22:18 ` Mark Knecht
2013-03-31 15:56 ` Stan Hoeppner
2013-03-31 17:15 ` Mark Knecht
2013-03-31 17:41 ` Stan Hoeppner
2013-03-31 17:56 ` Mark Knecht
2013-04-01 0:28 ` Stan Hoeppner
2013-04-01 16:46 ` Mark Knecht
2013-04-02 1:15 ` Brad Campbell
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