Re: nfs server lockup (again)

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

On Fri, Jun 24, 2011 at 09:45:19AM -0700, Hisashi T Fujinaka wrote:
> >To see if it's the problem you'll need to enter ddb and see what the
> >per-cpu soft interrupt threads are doing.
> 
> OK, do I need to add kernel debugging, etc? I've done this in the past
> but it's been a while.

ddb should be enough. after entering ddb, ps to see what thread
are waiting on what; you can get stack trace for each blocked threads
with tr/a or tr/t (warning: ps show PID and LID in decimal but tr/t
takes input in hex by default. tr/t 0t1234 will take input as decimal)

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