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    SubjectRe: [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
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