Wojciech Puchar writes:
> > > configuration?
> > >
> > yes exactly
> >
> > root at raid0a dumps on none (or raid0b what you prefer).
> sorry
> 
> root at raid0a type ffs dumps on none

You shouldn't need that at all...  Have a look for '-A root' in 'man raidctl'.
With a kernel w/ raid(4) and options RAID_AUTOCONFIG, just do the 
'raidctl -A root raid0', and it'll use /dev/raid0a for /.

A nice little "howto" on this is found here:
  http://www.neverland.ch/netbsd/index.html

Later...

Greg Oster