Re: raidframe with R5/RS not reconstructing?

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Sun, Feb 12, 2012 at 06:50:52AM -0600, John D. Baker wrote:
> An experimental oversight caused one unit of my raid to get marked
> as failed, even though nothing's wrong with the hardware.  It's now
> running in degraded mode and all the data appear to be intact.
> 
> No problem, I thought.  'raidctl -R /dev/wd8a raid0' should put it back
> to its old self.
> 
> But it doesn't.  It immediately reports 12% completion and sits there
> (almost 9 hours now) with no apparent progress and no ETA computed (00:00).
> 
> I suppose this is the acid test for the little-used RAID 5 w/Rotated
> Sparing option.  The last time I needed it (in NetBSD-4 days on sparc),
> it worked just fine.

Did you check with 'systat vm' 'vmstat -x' if there's activity on
the affected disk, or if the reconstruction is really stalled ?

It could just be a bug in the display caused by large drives ...

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--