Subject: Re: Problems with SMP kernels on P4's with hyperthreading under 2.0
To: Brian Buhrow <buhrow@lothlorien.nfbcal.org>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: port-i386
Date: 01/07/2005 22:00:29
On Thu, Jan 06, 2005 at 02:16:47PM -0800, Brian Buhrow wrote:
> 	Hello folks.  I have a NetBSD-2.0/i386 box running sendmail and clamav
> in a production environment which runs great under NetBSD-2.0, but when I
> run an SMP kernel, the system hangs hard after some indeterminate amount of
> time.  This is NetBSD-2.0 release code.  
> 	I thought it might be related to bug kern/25536, but unlike Manuel's
> system, my system hangs hard, becoming unpingable, no output from the
> console, no traffic in or out of the system.

Or maybe kern/28541. Note that I have DIAGNOSTIC in this kernel.
Try to rebuild a kernel with
options DIAGNOSTIC
and
options LOCKDEBUG
to get more informations on the problem.

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