Messages in this thread |  | | | From | Vasily Khoruzhick <> | | Subject | Re: Interrupt latency on some 945GM platforms | | Date | Fri, 24 Sep 2010 22:48:36 +0300 |
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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 :) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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