Re: Raid10 Reshape/Grow

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On Fri, Apr 12, 2013 at 09:17:00AM +0200, keld@xxxxxxxxxx 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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