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From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: Andrew Morton <akpm@digeo.com>, Dave Hansen <haveblue@us.ibm.com>,
	"Martin J. Bligh" <Martin.Bligh@us.ibm.com>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH] per-zone kswapd process
Date: 13 Sep 2002 14:05:52 +0100	[thread overview]
Message-ID: <1031922352.9056.14.camel@irongate.swansea.linux.org.uk> (raw)
In-Reply-To: <20020913045938.GG2179@holomorphy.com>

On Fri, 2002-09-13 at 05:59, William Lee Irwin III wrote:
> Machines without observable NUMA effects can benefit from it if it's
> per-zone. It also follows that if there's more than one task doing this,
> page replacement is less likely to block entirely. Last, but not least,
> when I devised it, "per-zone" was the theme.

It will also increase the amount of disk head thrashing surely ?


  parent reply	other threads:[~2002-09-13 13:00 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-09-13  3:33 Dave Hansen
2002-09-13  4:06 ` Andrew Morton
2002-09-13  4:59   ` William Lee Irwin III
2002-09-13  5:10     ` Martin J. Bligh
     [not found]       ` <3D8232DE.9090000@us.ibm.com>
     [not found]         ` <3D823702.8E29AB4F@digeo.com>
     [not found]           ` <3D8251D6.3060704@us.ibm.com>
     [not found]             ` <3D82566B.EB2939D5@digeo.com>
2002-09-13 22:52               ` [PATCH] per-zone^Wnode " Dave Hansen
2002-09-13 23:24                 ` Matthew Dobson
2002-09-13 23:29                 ` Matthew Dobson
2002-09-13 23:46                 ` William Lee Irwin III
2002-09-14  0:02                   ` Andrew Morton
2002-09-14  0:12                     ` William Lee Irwin III
2002-09-14  1:19                       ` Andrew Morton
2002-09-13  5:46     ` [PATCH] per-zone " Andrew Morton
2002-09-13  5:38       ` Martin J. Bligh
2002-09-13  6:03         ` Andrew Morton
2002-09-13 13:05     ` Alan Cox [this message]
2002-09-13 21:30       ` William Lee Irwin III
2002-09-18 16:07         ` [PATCH] recognize MAP_LOCKED in mmap() call Hubertus Franke
2002-09-18 16:29           ` Andrew Morton
2002-09-16  5:44     ` [PATCH] per-zone kswapd process Daniel Phillips
2002-09-16  7:46       ` William Lee Irwin III
2002-09-16 15:12         ` Rik van Riel

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