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Date:	Mon, 3 Mar 2008 11:45:59 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Alexey Zaytsev <alexey.zaytsev@...il.com>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	lkml <linux-kernel@...r.kernel.org>,
	Arjan van de Ven <arjan@...ux.intel.com>
Subject: Re: printk timestamps jumping back and forth in 2.6.25-rc.


* Alexey Zaytsev <alexey.zaytsev@...il.com> wrote:

> >  I"ll now recompile with fair group scheduler disabled, just to be 
> >  sure.
> 
> Yes, with the group scheduler disabled, the latencies for both Xorg 
> and gnome-terminal do net exceed 15 ms. And the mouse is also smooth.

could you also try the current scheduler fixes lineup in 
sched-devel.git:

   http://people.redhat.com/mingo/sched-devel.git/README

is the mouse smooth with the group scheduler _enabled_ too?

	Ingo
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