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Message-ID: <20080304124427.GE29777@elte.hu> Date: Tue, 4 Mar 2008 13:44:27 +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: > On Mon, Mar 3, 2008 at 1:45 PM, Ingo Molnar <mingo@...e.hu> wrote: > > > > * 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? > > > > Works fine. The latencies of both Xorg and gnome-terminal are reported > to be about 5-20 ms, and the mouse is smooth too. great - if you dont mind i'll add your: Tested-by: Alexey Zaytsev <alexey.zaytsev@...il.com> Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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