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Re: AW: [bigmem-patch] 4GB with Linux on IA32

To: "Wichert, Gerhard" <Gerhard.Wichert@pdb.siemens.de>
Subject: Re: AW: [bigmem-patch] 4GB with Linux on IA32
From: Rik van Riel <riel@humbolt.nl.linux.org>
Date: Wed, 18 Aug 1999 10:55:44 +0200 (CEST)
cc: 'Matthew Wilcox' <Matthew.Wilcox@genedata.com>, "'linux-kernel@vger.rutgers.edu'" <linux-kernel@vger.rutgers.edu>,"'linux-mm@kvack.org'" <linux-mm@kvack.org>
In-Reply-To: <A91A08D00A4FD2119BD500104B55BDF6021A6694@pdbh936a.pdb.siemens.de>
Sender: owner-linux-mm@kvack.org

On Wed, 18 Aug 1999, Wichert, Gerhard wrote:

> This shows that we get only approx. 2% overhead in the worst case. In
> real-world applications you won't probably see any performance
> degradation.

And even if it's possible to create even worse degradations,
it doesn't matter.

People can simply take into account the way the system works
and (if performance really matters) optimize for it. And if
performance doesn't matter, who cares?

Rik
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References:
- AW: [bigmem-patch] 4GB with Linux on IA32
  - From: "Wichert, Gerhard" <Gerhard.Wichert@pdb.siemens.de>

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