On Thu, 27 Apr 2000, Tuomas Toivonen wrote:

> I have an existing RAID-0 device that I would like to convert to RAID-5.
> 
> I've done the necessary changes to my /etc/raidtab, but mkraid fails because
> (I assume) it finds an existing persistent superblock on the old RAID-0
> partitions.
> 
> So my question becomes: How does one erase the raid persistent superblock
> from a physical partition? Or, more generally, what'd be the right way to
> switch from RAID-0 to RAID-5?
>

I would:
         - backup everything in raid-0
         - mkraid raid-5, destrying old raid-0
         - restore from backup

I think Jakob Østergaard has made raid-reconf utility 
which you can use to grow raid0 arrays. But i think
i didn't support converting from raid0 to raid5. Or
perhaps it alraeady does =? :)

-- Mika <[EMAIL PROTECTED]>


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