linux-kernel - Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

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Date:	Tue, 17 Jul 2007 01:32:24 +0200
From:	Rene Herman <rene.herman@...il.com>
To:	Matt Mackall <mpm@...enic.com>
CC:	Ray Lee <ray-lk@...rabbit.org>, Bodo Eggert <7eggert@....de>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Jesper Juhl <jesper.juhl@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	William Lee Irwin III <wli@...omorphy.com>,
	David Chinner <dgc@....com>,
	Arjan van de Ven <arjan@...radead.org>
Subject: Re: [PATCH][RFC] 4K stacks default, not a debug thing any more...?

On 07/17/2007 01:27 AM, Matt Mackall wrote:

> Larger soft pages waste tremendous amounts of memory (mostly in page
> cache) for minimal benefit on, say, the typical desktop. While there
> are workloads where it's a win, it's probably on a small percentage of
> machines.
> 
> So it's absolutely no help in fixing our order-1 allocation problem 
> because we don't want to force large pages on people.

Okay. I would've expected that 4K was fairly tiny for today's loads but as 
usual I'm relatively data challenged so I guess I'll take your word for it. 
Bummer.

Rene.

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