linux-kernel - Re: [PATCH -mm 00/24] VM pageout scalability improvements (V12)

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Message-Id: <20080615232011.64925446.akpm@linux-foundation.org>
Date:	Sun, 15 Jun 2008 23:20:11 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	Rik van Riel <riel@...hat.com>, linux-kernel@...r.kernel.org,
	Lee Schermerhorn <lee.schermerhorn@...com>
Subject: Re: [PATCH -mm 00/24] VM pageout scalability improvements (V12)

On Mon, 16 Jun 2008 14:32:33 +0900 KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com> wrote:

> Hi
> 
> > qsbench, 4 processes, memory size tuned to threshold-of-swapping*1.1:
> > 
> > Mainline:
> > 
> > vmm:/home/akpm/qsbench> time ./qsbench -p 4 -m 230
> > ./qsbench -p 4 -m 230  175.45s user 45.67s system 60% cpu 6:08.40 total
> > 
> > 2.6.26-rc5-mm3:
> > 
> > vmm:/home/akpm/qsbench> time ./qsbench -p 4 -m 230
> > ./qsbench -p 4 -m 230  178.21s user 28.49s system 99% cpu 3:27.14 total
> 
> Where can I get this benchmark?
> 

http://userweb.kernel.org/~akpm/qsbench.tar.gz

> I guess it is too old ;)

I might have added it - I forget.

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