linux-kernel - Re: Kernel 2.6.21.3 does not work with 8GB of RAM on Intel 965WH motherboards.

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Message-ID: <p73iraadok2.fsf@bingen.suse.de>
Date:	30 May 2007 22:49:49 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Justin Piszcz <jpiszcz@...idpixels.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Kernel 2.6.21.3 does not work with 8GB of RAM on Intel 965WH motherboards.

Justin Piszcz <jpiszcz@...idpixels.com> writes:

> When I use 8GB of memory on my x86_64 system, CPU-bound processes are VERY
> slow, up to 36x slower than usual. 

Likely a BIOS problem; e.g. misconfigured MTRRs. Complain to your motherboard
vendor.

-Andi
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