linux-kernel - Re: wrong NUMA detection on HP385 G2

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Message-ID: <p731wajbv5y.fsf@bingen.suse.de>
Date:	Wed, 21 Nov 2007 14:11:21 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Pavel Krauz <krauz@...z.cz>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: wrong NUMA detection on HP385 G2

Pavel Krauz <krauz@...z.cz> writes:
>   256 65792 131328 196864 262400 327936 393472 459008 524544 590080 655616 721152 786688 
> Node: 0, start_pfn: 1048576, end_pfn: 1245183
>   Setting physnode_map array to node 0 for pfns:
>   1048576 1114112 1179648 
> get_memcfg_from_srat: assigning address to rsdp

Ah that's a 32bit kernel. 32bit NUMA was always broken except on
NUMAQ/some old Summit machines.  Also it's not very useful due to
32bit limitations. Don't use. If you want working NUMA use a 64bit
kernel.

-Andi
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