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Date: Thu, 11 Mar 2010 20:57:29 +0200
From: Andriy Gapon <avg@icyb.net.ua>
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To: Mark Atkinson <atkin901@gmail.com>
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Cc: freebsd-fs@freebsd.org, freebsd-stable@freebsd.org
Subject: Re: proliant server lockups with freebsd-amd64-stable (2010-03-10)
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on 11/03/2010 20:25 Mark Atkinson said the following:
> On 03/11/10 04:39, Kai Gallasch wrote:
>> Hi.
>>
>> I have some trouble with an opteron server locking up spontaneously. It looses
>> all networks connectivity and even through console I can get no shell.
>>
>> Lockups occur mostly under disk load (periodic daily, bacula backup
>> running, make buildworld/buildkernel) and I can provoke them easily.
> 
> try adding:
> 
> vm.pmap.pg_ps_enabled="0"

The lockups happen with this setting too.
This is likely a red herring, because Kai already has Alan's workaround from head.

> to /boot/loader.conf and reboot.
> 
> Long thread reference:
> 
> http://thread.gmane.org/gmane.os.freebsd.current/121035/focus=121457
> 
> possible AMD "errata 147"

147?

-- 
Andriy Gapon