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From: Christoph Lameter <clameter@sgi.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Andi Kleen <ak@suse.de>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	akpm@linux-foundation.org
Subject: Re: [PATCH] change global zonelist order on NUMA v2
Date: Thu, 26 Apr 2007 08:48:19 -0700 (PDT)	[thread overview]
Message-ID: <Pine.LNX.4.64.0704260846590.1382@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <20070426191043.df96c114.kamezawa.hiroyu@jp.fujitsu.com>

On Thu, 26 Apr 2007, KAMEZAWA Hiroyuki wrote:

> (1)Use new zonelist ordering always and move init_task's tied cpu to a
>   cpu on the best node. 
>   Child processes will start in good nodes even if Node 0 has small memory.

How about renumbering the nodes? Node 0 is the one with no DMA memory and 
node 1 may be the one with the DMA? That would take care of things even 
without core modifications. We can start on node 0 (which hardware 1) and 
consume the required memory for boot there not impacting the node with the 
DMA memory.



  parent reply	other threads:[~2007-04-26 15:48 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-04-26  9:34 KAMEZAWA Hiroyuki
2007-04-26  9:47 ` Andi Kleen
2007-04-26 10:10   ` KAMEZAWA Hiroyuki
2007-04-26 10:53     ` [PATCH] change global zonelist order on NUMA v3 KAMEZAWA Hiroyuki
2007-04-26 16:00       ` Lee Schermerhorn
2007-04-26 16:06         ` Christoph Lameter
2007-04-26 16:29           ` Lee Schermerhorn
2007-04-26 16:36             ` Christoph Lameter
2007-04-26 15:48     ` Christoph Lameter [this message]
2007-04-27  0:27       ` [PATCH] change global zonelist order on NUMA v2 KAMEZAWA Hiroyuki
2007-04-27  1:25         ` Christoph Lameter
2007-04-27  1:50           ` KAMEZAWA Hiroyuki
2007-04-30 15:03           ` Lee Schermerhorn
2007-04-30 14:09         ` Lee Schermerhorn
2007-04-26 15:46   ` Christoph Lameter
2007-04-26 15:51     ` Andi Kleen
2007-04-26 21:57 ` Lee Schermerhorn
2007-04-26 22:07   ` Christoph Lameter
2007-04-27  0:41   ` KAMEZAWA Hiroyuki

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