Re: [patch] Real-Time Preemption, -RT-2.6.10-rc2-mm2-V0.7.29-0

From: Florian Schmidt
Date: Sun Nov 21 2004 - 09:44:49 EST


On Sun, 21 Nov 2004 16:18:45 +0100
Ingo Molnar <mingo@xxxxxxx> wrote:

>
> * Ingo Molnar <mingo@xxxxxxx> wrote:
>
> > i am too seeing constant, periodic xruns coming every 100 millisecs or
> > so. Simply running current Jack CVS via 'jackd -R -p1024 -d alsa'
> > gives tons of periodic xruns. Are you seeing the same?
>
> but i'm seeing the same with !PREEMPT too - perhaps something broke in
> ALSA?

possible. Especially as i see those large xruns with jackd, but nothing
comparable with rtc_wakeup. OTOH, just PREEMPT seems to work very fine.

I only tested PREEMPT and PREEMPT_RT yet.

Ah, i use jackd 0.99 from a debian package btw..

flo
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