linux-kernel - Re: Improve hackbench

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Message-ID: <20080104081043.GA23046@elte.hu>
Date:	Fri, 4 Jan 2008 09:10:43 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	"Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Arjan van de Ven <arjan@...radead.org>
Subject: Re: Improve hackbench


* Zhang, Yanmin <yanmin_zhang@...ux.intel.com> wrote:

> hackbench is to test Linux scheduler. The original program is at 
> http://devresources.linux-foundation.org/craiger/hackbench/src/hackbench.c 
> Based on this multi-process version, a nice person created a 
> multi-thread version. Pls. see 
> http://www.bullopensource.org/posix/pi-futex/hackbench_pth.c

great. I've uploaded your unified & improved version to:

  http://redhat.com/~mingo/cfs-scheduler/tools/hackbench.c

(i made some small changes - two warning fixes on gcc 4.2 and a default 
of 10 groups when hackbench is called without parameters, plus a 
printout.)

	Ingo
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