Re: Asus a7m266d stability issues

Nicholas L. D'Imperio (dimperio@physics.dyndns.org)
Tue, 21 May 2002 18:10:16 -0400 (EDT)


On Tue, 21 May 2002, Ion Badulescu wrote:

> On Tue, 21 May 2002 16:07:24 -0400 (EDT), Nicholas L. D'Imperio <dimperio@physics.dyndns.org> wrote:
>
> >> > I'm getting kernel panics using the A7m266d smp motherboard and kernel
> >> > 2.4.18 as soon as the system is put under load.
> >
> > I have 1800+MP processors and my PSU is 400W. Of course I also have the
> > little four prong connector plugged in as well.
>
> This points very strongly towards an overheating problem. The 1800+ and
> higher CPU's run very hot. Any imperfection in the cooling setup, be
> it lack of thermal paste, undersized heatsink/fan combination,
> improperly seated heatsink, and even insufficient airflow around the
> CPU's and inside the chassis, can and will cause crashes under load.
>
> I had this exact problem a few weeks ago with a dual Athlon 1U setup. It
> turned out that the aluminum heatsinks I had previously used for the
> 1.2GHz Athlons weren't good enough for the 1900+, and also that the
> chassis fans were circulating enough air. Switching to copper heatsinks
> got rid of 95% of the crashes, and adding a chassis fan got rid of the
> remaining 5%.
>
> Ion
>
>

Overheating is certainly a concern but is not the problem here I think.

1 processor is rock solid.

I also switched it with a dual TigerMP board and that runs fine.

Nick

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