linux-kernel - Re: [PATCH, RFC] mm: Implement RLIMIT

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Message-ID: <20130613144347.GA13217@logfs.org>
Date:	Thu, 13 Jun 2013 10:43:47 -0400
From:	Jörn Engel <joern@...fs.org>
To:	Minchan Kim <minchan@...nel.org>
Cc:	Johannes Weiner <hannes@...xchg.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH, RFC] mm: Implement RLIMIT_RSS

On Thu, 13 June 2013 17:57:32 +0900, Minchan Kim wrote:
> 
> It means you already know the max rss of the application in advance
> so you can use taskstats's hiwater_rss if you don't need to catch
> the moment which rss is over the limit.

I would like to catch the very moment.  Just for my particular needs,
it doesn't matter much if you overshoot by 10% or so.  But eventually
I would like a patch that is off by less than 1% and low-overhead at
the same time.

Jörn

--
Measuring programming progress by lines of code is like measuring aircraft
building progress by weight.
-- Bill Gates
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