Re: Using LVM for RAID 1+0

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On Wednesday April 19, ewan.grantham@xxxxxxxxx wrote:
> On 4/18/06, Neil Brown <neilb@xxxxxxx> wrote:
> > No, you cannot grow an md/raid0 array.  If you need growth, then you
> > would need to consider LVM at this stage, though md/linear will
> > probably be able to grow soon.
> 
> Any chance RAID-5 will be able to grow at some point also?

You haven't been following the list have you ..... ;-)

mdadm-2.4.1 plus linux-2.6.17 (or any -rc) can grow a raid5.
Just add a spare drive and
   mdadm --grow /dev/mdX --raid-disks=N+1

NeilBrown
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