Messages in this thread | | | From | Vasily Khoruzhick <> | Subject | Re: Interrupt latency on some 945GM platforms | Date | Tue, 14 Sep 2010 01:03:55 +0300 |
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В сообщении от 14 of September 2010 00:59:52 автор Jesse Barnes написал: > On Tue, 14 Sep 2010 00:52:31 +0300 > > Vasily Khoruzhick <anarsoul@gmail.com> wrote: > > В сообщении от 14 of September 2010 00:46:32 автор Jesse Barnes написал: > > > Yes, you can set vblank_mode=0 in your environment or drirc. At least > > > I think 0 is no vsync. :) > > > > That doesn't help, glxgears shows ~1000fps, but it's output is jerky. > > Is it smooth with clocksource=tsc? I wonder if the GPU batch > interrupts are also getting delayed, and possibly timer ticks...
Yes, it's smooth with clocksource=tsc nohz=off
Regards Vasily [unhandled content-type:application/pgp-signature] | |