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From: Denis <vda@port.imtp.ilyichevsk.odessa.ua>
Reply-To: vda@port.imtp.ilyichevsk.odessa.ua
To: Samuel Kvasnica <samuel.kvasnica@tuwien.ac.at>,
       linux-kernel@vger.kernel.org
Subject: Re: nforce2 random lockups - still no solution ?
Date: Thu, 6 Nov 2003 01:11:06 +0200
References: <3F95748E.8020202@tuwien.ac.at>
In-Reply-To: <3F95748E.8020202@tuwien.ac.at>
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On Tuesday 21 October 2003 20:01, Samuel Kvasnica wrote:
> Now, in the system with MSI K7N2 motherboard I have a framegrabber
> (Hauppauge PVR-250) installed, using ivtv driver.
> I'm able to lock-up the system when streaming uncompressed video
> (e.g. cat /dev/yuv0 >/dev/null) and the lockups are also hard, w/o
> debug info. The ivtv driver is using DMA very heavily  but seems to
> work on other chipsets. So these lock-up problems might be rather DMA
> then APIC related. Interesting is that I've never had such a lock-up
> when running WinXP on same computer ( :-) seems impossible), even
> under load and with the framegrabber.

It can be a too-aggressive chipset configuration triggering chipset big.

Maybe do lspci -vvvxxx and it's WinXP equivalent (I think such tool
for Win ought to exist somewhere, although I had no need for it yet)
and compare the result.
--
vda
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