From: Vasily Khoruzhick <anarsoul@gmail.com>
To: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Sitsofe Wheeler <sitsofe@yahoo.com>,
Venkatesh Pallipadi <venki@google.com>,
intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org,
Len Brown <lenb@kernel.org>
Subject: Re: Interrupt latency on some 945GM platforms
Date: Fri, 24 Sep 2010 22:48:36 +0300 [thread overview]
Message-ID: <201009242248.36554.anarsoul@gmail.com> (raw)
In-Reply-To: <20100924123901.243c85e1@jbarnes-desktop>
On 24 of September 2010 22:39:01 Jesse Barnes wrote:
> On Thu, 16 Sep 2010 23:06:46 +0300
>
> Vasily Khoruzhick <anarsoul@gmail.com> wrote:
> > В сообщении от 16 of September 2010 21:50:50 автор Thomas Gleixner
написал:
> > > Ok. The problematic part of HPET was not the clocksource, it was the
> > > clock event device which failed to deliver interrupts occasionally. It
> > > was worth a try at least.
> >
> > Hm, it seems that jerky glxgears is not related to jerky keyboard events.
> > Keyboard is jerky only in konsole (kde terminal emulator), it seems
> > something happened it seems that font rendering performance is much
> > worse in latest xf86-video-intel than in xf86-video-intel-2.12.0.
>
> Len just had me try a few things too:
> - maxcpus=1 lets things work
> - offlining cpu1 at runtime (echo 0
>
> > /sys/devices/system/cpu/cpu1/online) lets things work
>
> - binding the i915 interrupt to cpu 0 does *not* help
>
> Vasily and Paolo, do you both have Atom CPUs with hyperthreading
> enabled?
Nope, I have Core2Duo T5500, dual-core, no hyperthreading :)
next prev parent reply other threads:[~2010-09-24 19:49 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <201009132336.17310.anarsoul@gmail.com>
[not found] ` <20100913134441.762001f7@jbarnes-desktop>
[not found] ` <201009140010.14783.anarsoul@gmail.com>
2010-09-13 21:19 ` Interrupt latency on some 945GM platforms Jesse Barnes
2010-09-13 21:41 ` Vasily Khoruzhick
2010-09-13 21:46 ` Jesse Barnes
2010-09-13 21:52 ` Vasily Khoruzhick
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 9:52 ` Thomas Gleixner
2010-09-14 12:29 ` Vasily Khoruzhick
2010-09-14 22:41 ` Sitsofe Wheeler
2010-09-15 7:07 ` 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 18:42 ` 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 [this message]
2010-09-24 19:51 ` Jesse Barnes
2010-09-26 10:53 ` Stefan Biereigel
2010-09-27 0:46 ` Shaohua Li
2010-09-27 5:45 ` Stefan Biereigel
2010-09-27 11:41 ` Vasily Khoruzhick
2010-09-27 21:18 ` Vasily Khoruzhick
2010-09-25 10:25 ` Paolo Ornati
2010-09-17 9:02 ` [Intel-gfx] " Simon Farnsworth
2010-09-17 16:30 ` Jesse Barnes
2010-09-17 12:50 ` Vasily Khoruzhick
2010-09-21 18:26 ` Paolo Ornati
2010-09-21 22:56 ` Jesse Barnes
2010-09-22 5:57 ` 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
2010-09-24 18:41 ` Interrupt latency on some 945GM platforms Jesse Barnes
2010-09-14 9:55 ` Andi Kleen
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