linux-kernel - Re: [patch 00/14] Page cache cleanup in anticipation of Large Blocksize support

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Message-ID: <20070618045045.GH6909@holomorphy.com>
Date:	Sun, 17 Jun 2007 21:50:45 -0700
From:	William Lee Irwin III <wli@...omorphy.com>
To:	Christoph Lameter <clameter@....com>
Cc:	Matt Mackall <mpm@...enic.com>,
	Arjan van de Ven <arjan@...radead.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, hch@...radead.org
Subject: Re: [patch 00/14] Page cache cleanup in anticipation of Large Blocksize support

On Sun, 17 Jun 2007, Matt Mackall wrote:
>> Is it? Last I looked it had reverted to handing out reverse-contiguous
>> pages.

On Sun, Jun 17, 2007 at 07:08:41PM -0700, Christoph Lameter wrote:
> I thought that was fixed? Bill Irwin was working on it.
> But the contiguous pages usually only work shortly after boot. After 
> awhile memory gets sufficiently scrambled that the coalescing in the I/O 
> layer becomes ineffective.

It fell off the bottom of my priority queue, sorry.


-- wli
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