From: keld@keldix.com
To: Tim White <weirdit@gmail.com>
Cc: linux-raid@vger.kernel.org
Subject: Re: Raid10 Reshape/Grow
Date: Fri, 12 Apr 2013 10:42:57 +0200 [thread overview]
Message-ID: <20130412084257.GA11495@www5.open-std.org> (raw)
In-Reply-To: <20130412071700.GA7613@www5.open-std.org>
On Fri, Apr 12, 2013 at 09:17:00AM +0200, keld@keldix.com wrote:
> I have outlined strategies to grow raid10 earlier in earlier mails on this list.
> I think it is doable. Why not try to implement it like that?
Is there a link to Neils video or some presentation notes or some such?
Best regards
keld
>
> Best regards
> Keld
>
> On Fri, Apr 12, 2013 at 11:55:18AM +1000, Tim White wrote:
> > I recently watched Neil's LCA2013 video, and so was wondering if RAID10
> > reshape/grow is ever going to be implemented?
> >
> > The way I see it, if we are adding pairs of disks to the RAID10 array
> > (not necessarily the same size as current disks, but the pair being the
> > same size), then we should be able to reshape to grow the RAID10.
> >
> > From what I can see, the current options are to not use RAID10 if we
> > want to be able to expand later, or to use LVM over RAID1.
> >
> > I'm obviously not expecting it to be in any distro's yet, but am just
> > wondering what the state of these features are. I have a mdadm git
> > checkout, and am willing to do testing to assist with this.
> >
> > Thanks
> >
> > Tim
> > --
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next prev parent reply other threads:[~2013-04-12 8:42 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-12 1:55 Raid10 Reshape/Grow Tim White
2013-04-12 7:17 ` keld
2013-04-12 8:42 ` keld [this message]
2013-04-12 9:06 ` NeilBrown
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