From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Mon, 8 Jan 2001 11:11:32 -0200 (BRST)
From: Marcelo Tosatti <marcelo@conectiva.com.br>
Subject: Re: Subtle MM bug
In-Reply-To: <Pine.LNX.4.10.10101072223160.29065-100000@penguin.transmeta.com>
Message-ID: <Pine.LNX.4.21.0101081101430.5599-100000@freak.distro.conectiva>
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Sender: owner-linux-mm@kvack.org
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To: Linus Torvalds <torvalds@transmeta.com>
Cc: "David S. Miller" <davem@redhat.com>, Rik van Riel <riel@conectiva.com.br>, linux-mm@kvack.org
List-ID: <linux-mm.kvack.org>

On Sun, 7 Jan 2001, Linus Torvalds wrote:

> and just get rid of all the logic to try to "find the best mm". It's bogus
> anyway: we should get perfectly fair access patterns by just doing
> everything in round-robin, and each "swap_out_mm(mm)" would just try to
> walk some fixed percentage of the RSS size (say, something like
> 
> 	count = (mm->rss >> 4)
> 
> and be done with it.

I have the impression that a fixed percentage of the RSS will be a problem
when you have a memory hog (or hogs) running.


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