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Date: Thu, 22 Nov 2001 12:56:59 -0500
From: war <war@starband.net>
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To: James A Sutherland <jas88@cam.ac.uk>
CC: linux-kernel@vger.kernel.org
Subject: Re: Swap vs No Swap.
In-Reply-To: <3BFC5A9B.915B77DF@starband.net> <E166rbB-0005LC-00@mauve.csi.cam.ac.uk> <3BFD2709.31A1A85E@starband.net> <E166xok-0000Nm-00@mauve.csi.cam.ac.uk>
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Thank you for understanding!

James A Sutherland wrote:

> On Thursday 22 November 2001 4:25 pm, war wrote:
> > Why have SWAP if you don't need it - answer that.?
>
> Having it is supposed to improve performance. If you take two identical
> machines, and enable swap on one but not the other, the first machine should
> have better performance: it can cache the FS more effectively.
>
> Now, if you have INSANE amounts of RAM (i.e. enough to have everything
> running in RAM *AND* every file you access cached) the swap will make no
> difference at all. Under any other circumstances, it should make things
> better.
>
> James.
> -
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