Re: RAID-6 horizontal grow

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On Fri Apr 10, 2009 at 11:54:35PM +0200, Piergiorgio Sartor wrote:

> Hi all,
> 
> is it possible to grow a RAID-6, not by adding
> more drives, but by extending the partions which
> are composing the array?
> 
> In other words, let's say I've "n" partitions of
> "x" GB forming a RAID-6 array. After some time I
> increase the size of each partition to "y" GB, of
> course y > x.
> Is it then possible to use the complete space
> growing the array?
> How?
> 
Yes - "mdadm --grow --size=max /dev/mdX".  You'll also need to grow the
filesystem afterwards of course.

Cheers,
    Robin
-- 
     ___        
    ( ' }     |       Robin Hill        <robin@xxxxxxxxxxxxxxx> |
   / / )      | Little Jim says ....                            |
  // !!       |      "He fallen in de water !!"                 |

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