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Subject: Re: VM Requirement Document - v0.0
From: Xavier Bestel <xavier.bestel@free.fr>
To: Daniel Phillips <phillips@bonn-fries.net>
Cc: Dan Maas <dmaas@dcine.com>, linux-kernel@vger.kernel.org,
        Tom spaziani <digiphaze@deming-os.org>,
        Marcelo Tosatti <marcelo@conectiva.com.br>,
        Rik van Riel <riel@conectiva.com.br>
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On 05 Jul 2001 15:02:51 +0200, Daniel Phillips wrote:
> Here's an idea I just came up with while I was composing this... along the 
> lines of using unused bandwidth for something that at least has a chance of 
> being useful.  Suppose we come to the end of a period of activity, the 
> general 'temperature' starts to drop and disks fall idle.  At this point we 
> could consult a history of which currently running processes have been 
> historically active and grow their working sets by reading in from disk.  
> Otherwise, the memory and the disk bandwidth is just wasted, right?  This we 
> can do inside the kernel and not require coders to mess up their apps with 
> hints.  Of course, they should still take the time to reengineer them to 
> reduce the cache footprint.

Well, on a laptop memory and disk bandwith are rarely wasted - they cost
battery life.

Xav

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