Re: Dual XEON - >>SLOW<< on SMP

From: kernel@kvack.org
Date: Thu Nov 02 2000 - 08:56:06 EST

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On Thu, 2 Nov 2000, Dr. David Gilbert wrote:

> I've included /proc/pci, /proc/interrupt /proc/cpuinfo and the kernel
> config (2.4.0-test10).

> CONFIG_MTRR=y

I bet it's the mtrr bugs. Take a look in /proc/mtrr. Someone suggested
that if you disable the cachable settings in the BIOS for the BIOS/VGA/ROM
regions, the bug can be avoided.

-ben

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