From: Sitsofe Wheeler <sitsofe@yahoo.com>
To: Vasily Khoruzhick <anarsoul@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Venkatesh Pallipadi <venki@google.com>,
Jesse Barnes <jbarnes@virtuousgeek.org>,
intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: Re: Interrupt latency on some 945GM platforms
Date: Tue, 14 Sep 2010 23:41:11 +0100 [thread overview]
Message-ID: <20100914224111.GA14467@sucs.org> (raw)
In-Reply-To: <201009141529.53179.anarsoul@gmail.com>
On Tue, Sep 14, 2010 at 03:29:48PM +0300, Vasily Khoruzhick wrote:
> В сообщении от 14 of September 2010 12:52:57 автор Thomas Gleixner написал:
> > Can you try with NOHZ enabled and the following on the kernel command line:
> >
> > processor.max_cstate=1
>
> It works in this case (gears in glxgears move smoothly)
>
> > If that works, then try
> >
> > processor.max_cstate=2
> >
>
> Nope, it doesn't work with max_cstate=2
Perhaps intel_idle is being used? Any mention of it in dmesg?
--
Sitsofe | http://sucs.org/~sits/
next prev parent reply other threads:[~2010-09-14 22:41 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-13 20:36 vsync problems with recent graphics stack and 945gm Vasily Khoruzhick
2010-09-13 20:44 ` Jesse Barnes
2010-09-13 21:10 ` Vasily Khoruzhick
2010-09-13 21:19 ` Interrupt latency on some 945GM platforms Jesse Barnes
2010-09-13 21:19 ` Jesse Barnes
2010-09-13 21:41 ` Vasily Khoruzhick
2010-09-13 21:41 ` Vasily Khoruzhick
2010-09-13 21:46 ` Jesse Barnes
2010-09-13 21:46 ` Jesse Barnes
2010-09-13 21:52 ` Vasily Khoruzhick
2010-09-13 21:52 ` Vasily Khoruzhick
2010-09-13 21:59 ` Jesse Barnes
2010-09-13 21:59 ` Jesse Barnes
2010-09-13 22:03 ` Vasily Khoruzhick
2010-09-14 0:55 ` Venkatesh Pallipadi
2010-09-14 8:09 ` Vasily Khoruzhick
2010-09-14 8:09 ` Vasily Khoruzhick
2010-09-14 9:52 ` Thomas Gleixner
2010-09-14 12:29 ` Vasily Khoruzhick
2010-09-14 12:29 ` Vasily Khoruzhick
2010-09-14 22:41 ` Sitsofe Wheeler [this message]
2010-09-15 7:07 ` Vasily Khoruzhick
2010-09-15 7:07 ` Vasily Khoruzhick
2010-09-16 15:03 ` Vasily Khoruzhick
2010-09-16 15:03 ` Vasily Khoruzhick
2010-09-16 18:07 ` Thomas Gleixner
2010-09-16 18:30 ` Vasily Khoruzhick
2010-09-16 18:30 ` Vasily Khoruzhick
2010-09-16 18:42 ` Vasily Khoruzhick
2010-09-16 18:50 ` Thomas Gleixner
2010-09-16 20:06 ` Vasily Khoruzhick
2010-09-24 19:39 ` Jesse Barnes
2010-09-24 19:48 ` Vasily Khoruzhick
2010-09-24 19:51 ` Jesse Barnes
2010-09-24 19:51 ` Jesse Barnes
2010-09-26 10:53 ` Stefan Biereigel
2010-09-27 0:46 ` Shaohua Li
2010-09-27 0:46 ` Shaohua Li
2010-09-27 2:52 ` Alexander Lam
2010-09-27 5:45 ` Stefan Biereigel
2010-09-27 11:41 ` Vasily Khoruzhick
2010-09-27 11:41 ` Vasily Khoruzhick
2010-09-27 21:18 ` Vasily Khoruzhick
2010-09-27 21:18 ` Vasily Khoruzhick
2010-09-30 20:23 ` Alexander Lam
2010-09-25 10:25 ` Paolo Ornati
2010-09-17 9:02 ` [Intel-gfx] " Simon Farnsworth
2010-09-17 9:02 ` Simon Farnsworth
2010-09-17 16:30 ` [Intel-gfx] " Jesse Barnes
2010-09-17 12:50 ` Vasily Khoruzhick
2010-09-17 12:50 ` Vasily Khoruzhick
2010-09-21 18:26 ` [Intel-gfx] " Paolo Ornati
2010-09-21 22:56 ` Jesse Barnes
2010-09-21 22:56 ` Jesse Barnes
2010-09-22 5:57 ` [Intel-gfx] " Vasily Khoruzhick
2010-09-23 18:21 ` Paolo Ornati
2010-09-25 10:28 ` Paolo Ornati
2010-10-16 15:54 ` [Intel-gfx] Interrupt latency on some 945GM platforms -- and TCP/IP silent data corruption? Paolo Ornati
2010-12-08 16:24 ` [PATCH] drm/i915: Use PM QoS to prevent C-state memory starvation of the GPU Chris Wilson
2010-12-08 16:44 ` Vasily Khoruzhick
2010-12-08 16:54 ` Chris Wilson
2010-12-08 17:00 ` Vasily Khoruzhick
2010-12-08 17:54 ` Andrew Lutomirski
2010-12-08 18:14 ` Vasily Khoruzhick
2010-12-08 18:19 ` Andrew Lutomirski
2010-12-08 18:55 ` Vasily Khoruzhick
[not found] ` <20110115113431.0e42f037@gmail.com>
2011-01-15 11:13 ` Chris Wilson
2010-09-24 18:41 ` Interrupt latency on some 945GM platforms Jesse Barnes
2010-09-14 9:55 ` Andi Kleen
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