linux-kernel - Re: Memory issues with Opteron 6220

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Message-ID: <CAE9FiQUc5Xzvt94sS5HBmQ9E1hyB7GRozP2-xgZk=9y4AUOk9g@mail.gmail.com>
Date:	Thu, 9 Feb 2012 10:56:44 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	aowi@...ozymes.com, Yinghai Lu <yinghai@...nel.org>,
	Ingo Molnar <mingo@...e.hu>,
	Andreas Herrmann <herrmann.der.user@...glemail.com>,
	"JK (Jesper Agerbo Krogh)" <JK@...ozymes.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, Tejun Heo <tj@...nel.org>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: Memory issues with Opteron 6220

On Thu, Feb 9, 2012 at 9:51 AM, Anders Ossowicki <aowi@...ozymes.com> wrote:
> On Thu, Feb 09, 2012 at 05:11:04PM +0100, Yinghai Lu wrote:
>> mtrr setting has some problem too.
>>
>> [    3.098277] mtrr: your CPUs had inconsistent fixed MTRR settings
>> [ 3.100001] mtrr: probably your BIOS does not setup all CPUs.
>> [    3.110000] mtrr: corrected configuration.
>>
>> can you boot with "debug ignore_loglevel show_msr=16" ?
>
> Yep, right here:
> http://dev.exherbo.org/~arkanoid/atlas-dmesg-3.2.5-20120209-mtrr.txt
>

Too bad, print_cpu_info() calling for AP get removed by some commit.

now we can not print initial AP register anymore.

Yinghai
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