linux-kernel - Re: BFS vs. mainline scheduler benchmarks and measurements

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Message-ID: <20090907203627.GA17731@elte.hu>
Date:	Mon, 7 Sep 2009 22:36:27 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Jens Axboe <jens.axboe@...cle.com>
Cc:	Avi Kivity <avi@...hat.com>, Con Kolivas <kernel@...ivas.org>,
	linux-kernel@...r.kernel.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Mike Galbraith <efault@....de>
Subject: Re: BFS vs. mainline scheduler benchmarks and measurements


* Jens Axboe <jens.axboe@...cle.com> wrote:

> Agree, I was actually looking into doing joint latency for X 
> number of tasks for the test app. I'll try and do that and see if 
> we can detect something from that.

Could you please try latest -tip:

   http://people.redhat.com/mingo/tip.git/README

(c26f010 or later)

Does it get any better with make -j128 build jobs? Peter just fixed 
a bug in the SMP load-balancer that can cause interactivity problems 
on large CPU count systems.

	Ingo
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