Messages in this thread | | | Date | Wed, 20 Oct 2004 16:53:26 +0200 | From | Florian Schmidt <> | Subject | Re: [patch] Real-Time Preemption, -RT-2.6.9-rc4-mm1-U8 |
| |
On Wed, 20 Oct 2004 16:18:22 +0200 Ingo Molnar <mingo@elte.hu> wrote:
> note that the keyboard and USB interrupts are SCHED_OTHER by default, so > they could be delayed quite long depending on the workload. To avoid > that i'd suggest to: > > chrt --fifo --pid 30 `pidof 'IRQ 1'` > chrt --fifo --pid 30 `pidof 'IRQ 12'` > > (do this for every IRQ you have for input devices.) This puts them below > jackd's priority (which is FIFO 50 iirc) but above all SCHED_OTHER > tasks. The soundcard IRQ i guess you have chrt-ed already? > > or did you have them on SCHED_FIFO already?
setting them to SCHED_FIFO even with a prio of 99 won't help. will try rebooting to see if it's reproducable
flo - 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/
| |