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

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Message-ID: <20090910065856.GL18599@kernel.dk>
Date:	Thu, 10 Sep 2009 08:58:57 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	Mike Galbraith <efault@....de>, Ingo Molnar <mingo@...e.hu>,
	Con Kolivas <kernel@...ivas.org>, linux-kernel@...r.kernel.org
Subject: Re: BFS vs. mainline scheduler benchmarks and measurements

On Thu, Sep 10 2009, Peter Zijlstra wrote:
> On Wed, 2009-09-09 at 14:20 +0200, Jens Axboe wrote:
> > 
> > One thing I also noticed is that when I have logged in, I run xmodmap
> > manually to load some keymappings (I always tell myself to add this to
> > the log in scripts, but I suspend/resume this laptop for weeks at the
> > time and forget before the next boot). With the stock kernel, xmodmap
> > will halt X updates and take forever to run. With BFS, it returned
> > instantly. As I would expect.
> 
> Can you provide a little more detail (I'm a xmodmap n00b), how does one
> run xmodmap and maybe provide your xmodmap config?

Will do, let me get the notebook and strace time it on both bfs and
mainline.

-- 
Jens Axboe

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