From: Charles Polisher <cpolish@surewest.net>
To: NeilBrown <neilb@suse.de>
Cc: linux-raid@vger.kernel.org
Subject: Re: Reshape RAID10 -> RAID1
Date: Tue, 25 Feb 2014 23:20:54 -0800 [thread overview]
Message-ID: <20140226072054.GE14322@kevin.peecee3.com> (raw)
In-Reply-To: <20140226180317.10790f0e@notabene.brown>
On Wed, Feb 26, 2014 at 06:03:17PM +1100, NeilBrown wrote:
> On Tue, 25 Feb 2014 22:05:32 -0800 Charles Polisher <cpolish@surewest.net>
> wrote:
>
> > Hi all,
> >
> > I hope to reshape a RAID10 (near,2) with 2 failed and physically
> > removed members [_U_U] into a RAID1 hopefully [UU], for the
> > benefit of seeing a healthy status.
> >
> > Is following proposed invocation correct?
> >
> > mdadm --grow /dev/md2 --level=1
>
> I think so. If not, mdadm will complain.
>
> It is quite easy to experiment: create some largish file, use losetup to turn
> them into block device. Then experiment with /dev/loop*
Thanks! Will do exactly that.
--
Charles
prev parent reply other threads:[~2014-02-26 7:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-26 6:05 Reshape RAID10 -> RAID1 Charles Polisher
2014-02-26 7:03 ` NeilBrown
2014-02-26 7:20 ` Charles Polisher [this message]
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