linux-kernel - Re: x86_64 ten times slower than i386

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Message-ID: <Pine.A41.4.64.0711101437570.688212@stalin.acc.umu.se>
Date:	Sat, 10 Nov 2007 14:41:13 +0100 (CET)
From:	Bo Brantén <bosse@....umu.se>
To:	linux-kernel@...r.kernel.org
Subject: Re: x86_64 ten times slower than i386

On Mon, 5 Nov 2007, Bo Brantén wrote:

>
> After I uppgraded the BIOS the mtrr looks like below, and now it works if I 
> boot with mem=4736M so I can use all memory but it still doesn't work without 
> the mem parameter then it will run as slow as before.

I noticed that after I uppgraded the BIOS it works automtically without 
the mem parameter with kernel 2.6.22-14 while with kernel 2.6.19 the mem 
parameter is still needed so some fix has been added that takes care of 
this problem.
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