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From: John Baldwin <jhb@FreeBSD.org>
To: Mikhail Teterin <mi+mx@aldan.algebra.com>
Date: Fri, 30 Sep 2005 14:15:27 -0400
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Cc: sos@freebsd.org, re@freebsd.org, current@freebsd.org,
	Mike Tancsa <mike@sentex.net>
Subject: Re: ata0 going crazy after upgrading to 6.0B5
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On Friday 30 September 2005 02:00 pm, Mikhail Teterin wrote:
> Mike Tancsa:
> > I have a few older Intel 845 MBs like that. The IDE controller is not
> > really disabled and if it shares and IRQ with something live/being
> > used, things go crazy with a storm. The easiest thing to do is enable
> > the controller in the BIOS
>
> Enabling the IDE controller in the BIOS did not help at all. What did help
> is removing ata/atadisk/atapicd from the kernel.
>
> John Baldwin:
> > Do you have any other devices in the system on IRQ14 (such as amr0
> > perhaps)?
>
> No... After removing ata from the kernel completely, things are nice and
> quiet and IRQ14 is not listed by neither dmesg.boot nor by `systat -vm'.
>
> I'd just accept it as the fact of life, but the problem did not exist in
> 5.4...

What if you turn off the pci power tunable?

-- 
John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve"  =  http://www.FreeBSD.org