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Message-ID: <86802c440802011115r2a50d16bgdb0c5e2bc1c8d761@mail.gmail.com>
Date: Fri, 1 Feb 2008 11:15:45 -0800
From: "Yinghai Lu" <yhlu.kernel@gmail.com>
To: "dean gaudet" <dean@arctic.org>
Subject: Re: system without RAM on node0 boot fail
Cc: "Christoph Lameter" <clameter@sgi.com>, "Ingo Molnar" <mingo@elte.hu>,
       linux-kernel@vger.kernel.org
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On Feb 1, 2008 10:11 AM, dean gaudet <dean@arctic.org> wrote:
> actually yeah i've seen this... in a bizarre failure situation in a system
> which physically had RAM in the boot node but it was never enumerated for
> the kernel (other nodes had RAM which was enumerated).
>
> so technically there was boot node RAM but the kernel never saw it.

BIOS sometime disabled some dimms on node that it thought that dimm
was bad and caused mce error in last boot.

YH
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