From: be-news06@lina.inka.de (Bernd Eckenfels)
To: linux-kernel@vger.kernel.org
Subject: Re: RSS Limit implementation issue
Organization: Private Site running Debian GNU/Linux
In-Reply-To: <728201270602091310r67a3f2dcq4788199f26a69528@mail.gmail.com>
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Message-Id: <E1F7Kxv-0005u2-00@calista.inka.de>
Date: Fri, 10 Feb 2006 00:12:43 +0100
Sender: linux-kernel-owner@vger.kernel.org
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Ram Gupta <ram.gupta5@gmail.com> wrote:
> planning to make a check for rss limit when setting up pte. If the
> limit is crossed I see couple of  different ways of handling .
> 
> 1. Kill the process . In this case there is no swapping problem.

This signal would happen on random page access, right?

> 2. Dont kill the process but dont allocate the memory & do yield as we
> do for init process. Modify the scheduler not to chose the process
> which has already allocated rss upto its limit.

Yes, that behaviour looks good. That would keep the system responsive.
Basically the same state as waiting for a page to be paged in.

(However a user based rss limit would be more interesting than process
based)

Gruss
Bernd
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