> > I note that if I "ccdconfig -U" for "raidctl -u" the stripe first,
> > parity will stay clean. 
> 
> Right.  And this is the part that is missing for the shutdown/reboot.
> Without doing the "ccdconfig -U" or "raidctl -u" on the stripe, the 
> underlying components (raid sets themselves) will always remain "in use".
> That means that their parity bits will never get updated properly on 
> a shutdown.  Something like the following:

Is there some merit in looping through the raid and unmount
actions until no more progress is made?

	David

-- 
David Laight: david@l8s.co.uk