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Date: Wed, 31 Oct 2001 13:00:59 -0200 (BRST)
From: Rik van Riel <riel@conectiva.com.br>
X-X-Sender: <riel@imladris.surriel.com>
To: Lorenzo Allegrucci <lenstra@tiscalinet.it>
Cc: <linux-kernel@vger.kernel.org>, Linus Torvalds <torvalds@transmeta.com>
Subject: new OOM heuristic failure  (was: Re: VM: qsbench)
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On Wed, 31 Oct 2001, Lorenzo Allegrucci wrote:

Linus, it seems Lorenzo's test program gets killed due
to the new out_of_memory() heuristic ...

> Linux-2.4.14-pre6:
> lenstra:~/src/qsort> time ./qsbench -n 90000000 -p 1 -s 140175100
> Out of Memory: Killed process 224 (qsbench).
> 69.890u 3.430s 2:12.48 55.3%    0+0k 0+0io 16374pf+0w
> lenstra:~/src/qsort> time ./qsbench -n 90000000 -p 1 -s 140175100
> Out of Memory: Killed process 226 (qsbench).
> 69.550u 2.990s 2:11.31 55.2%    0+0k 0+0io 15374pf+0w
> lenstra:~/src/qsort> time ./qsbench -n 90000000 -p 1 -s 140175100
> Out of Memory: Killed process 228 (qsbench).
> 69.480u 3.100s 2:13.33 54.4%    0+0k 0+0io 15950pf+0w
> 0:01 kswapd
>
> This is interesting, -pre6 killed qsbench _just_ before qsbench exited.
> Unreliable results.

Rik
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