On Wed Sep 10, 2014 at 11:15:24AM -0500, Michael Muratet wrote:

> I have a two-disk RAID0 system that is working splendidly, thanks to
> the list for the help.
> 
> I managed to get my hands on more identical disks and since I have the
> disks and because I'm adding precious data, I'd like to add two more
> disks and grow to RAID5.
> 
> I have partitioned the two new drives to type 'fd', /dev/sde and /dev/sdf
> 
> I believe the command to accomplish the change is this:
> 
> mdadm /dev/md0 --grow --level=5 --add /dev/sde /dev/sdf
> 
If you've partitioned the drives then presumably you'd want to use the
partitions here (/dev/sde1 and /dev/sdf1?) rather than the full drives.

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