Messages in this thread | | | Date | Sun, 21 Nov 2004 13:45:55 +0100 | From | Ingo Molnar <> | Subject | Re: [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm2-V0.7.29-0 |
| |
* Florian Schmidt <mista.tapas@gmx.net> wrote:
> > Will build 29-4 PREEMPT_REALTIME now and see how this one behaves. > > Pretty much as bad as 29-1. Sadly i have no idea on how to find out > what is causing jackd to act so weird under a PREEMPT_REALTIME kernel. > It seems there is some correlation to activity on X. Hiding and > showing windows has a certain chance of triggering a large xrun.
do you have chrt-ed the IRQ#0 thread and the soundcard thread as well?
> So i don't really know how to go about this. I suppose i just run > PREEMPT kernels instead of PREEMPT_REALTIME. Maybe it's the overhead > which is killing jackd performance with PREEMPT_REALTIME, but i don't > believe so (50ms? nah!).
agreed, no way can 50msec be related to overhead.
Ingo - 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/
| |