linux-kernel - Re: 2.6.21-rc3-mm1 RSDL results

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Date:	Fri, 9 Mar 2007 19:39:05 +1100
From:	Con Kolivas <kernel@...ivas.org>
To:	Matt Mackall <mpm@...enic.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>,
	akpm@...ux-foundation.org
Subject: Re: 2.6.21-rc3-mm1 RSDL results

On Friday 09 March 2007 19:20, Matt Mackall wrote:
> And I've just rebooted with NO_HZ and things are greatly improved. At
> idle, Beryl effects are silky smooth (possibly better than stock) and
> shows less load. Under 'make', Beryl is still responsive as is Galeon.
> No sign of lagging mouse or typing.
>
> Under make -j 5, things are intermittent. Galeon scrolling is
> sometimes still responsive, but Beryl, terminals and mouse still drag
> quite a bit.

I just replied before you sent this one out I think our messages passed each 
other across the ocean somewhere. I don't quite get what combination of 
factors you're saying here caused great improvement. Was it enabling NO_HZ on 
mainline cpu scheduler or disabling NO_HZ or on RSDL?

-- 
-ck
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