linux-kernel - Re: [test] hackbench.c interactivity results: vanilla versus SD/RSDL

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Message-ID: <834572.46808.qm@web26713.mail.ukl.yahoo.com>
Date:	Fri, 30 Mar 2007 22:41:05 -0700 (PDT)
From:	Xenofon Antidides <xantidides@...oo.gr>
To:	Mike Galbraith <efault@....de>
Cc:	Ingo Molnar <mingo@...e.hu>, Con Kolivas <kernel@...ivas.org>,
	linux list <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [test] hackbench.c interactivity results: vanilla versus SD/RSDL

--- Mike Galbraith <efault@....de> wrote:

> On Fri, 2007-03-30 at 19:36 -0700, Xenofon Antidides
> wrote:
> 
> > Something different on many cpus? Sorry I was
> thinking
> > something other. I try 50% run + 50% sleep on one
> cpu
> > and mainline has big problem. Sorry for bad code I
> > copy bits to make it work. Start program first
> then
> > run bash 100% cpu (while : ; do : ; done). Try
> change
> > program forks from 1 till 3 or more mainline
> kernel
> > and bash gets 0%.

Mainline hangs with program. SD does not have problem
with program and is more responsible then mainline.

> That's mainline with the below (which I'm trying
> various ideas to improve).

Patch makes X yuck with any load. I stick with SD.

Xant

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