From owner-freebsd-amd64@FreeBSD.ORG  Wed Apr  5 05:28:13 2006
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Date: Wed, 5 Apr 2006 01:28:12 -0400 (EDT)
From: Brian Tao <brian@luxography.ca>
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To: Kris Kennaway <kris@obsecurity.org>
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Cc: freebsd-amd64@freebsd.org
Subject: Re: Disk I/O-related panics in 6.0-RELEASE?
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On Wed, 5 Apr 2006, Kris Kennaway wrote:
>
> That's often an indication that your hardware is falling apart...

    Eeech, I was thinking that given the random panics... it's all
brand-new hardware, vendor-recommended RAM, ample cooling, ample and
clean power, etc.  I'll try some of the suggestions below before
swapping out hardware components.

> > FreeBSD 6.0-RELEASE-p4 #2: Tue Feb  7 18:04:40 EST 2006
>
> > options 	SCHED_ULE		# ULE scheduler
>
> Don't use ULE if you have stability problems, it's known to have
> problems.
>
> > options 	ADAPTIVE_GIANT		# Giant mutex is adaptive.
> > options		MAC			# Mandatory Access Control support
> > options 	IPFILTER_LOG		# ipfilter logging (ipmon)
> > options		QUOTA			#enable disk quotas
>
> QUOTA is broken in 6.0, try 6.1 or disable it.  Also disable bg fsck
> until you can upgrade since it can deadlock or panic in 6.0.

    Great, thanks for the suggestions... muchly appreciated!
-- 
Brian Tao, Luxography
http://www.luxography.ca/ (main)
http://blog.luxography.ca/ (blog)
"The art of light"