> > no but it's big inconsistency and problem to start raid partition from
> > offset 0 as raid disklabels could overwrite disk's disklabels.
> 
> Starting a RAID partition from offset 0 is fine*.  The component labels
> are stored where they won't stomp on a disklabel, even if the RAID partition
> starts at 0.
i read something else somewhere but can't remember where :(