Re: [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4]

Ingo Molnar
2004-10-31T12:38:17Z

* Lee Revell <rlrevell@joe-job.com> wrote:

> Hmm, maybe the timer interrupt should be 99 and the rest say 50.
> Wouldn't it be bad if you had a fully loaded jackd (DSP load in JACK
> is the proportion of the process cycle to the period time; in a fully
> loaded jack setup the clients are using all the available time) and
> jackd + the soundcard IRQ's RT priorities are higher than the timer
> interrupt? Seems like you could starve the timer interrupt
> indefinitely.

i misspoke when i said timer interrupt - that one is the lone
non-threaded IRQ so its priority is 100 in essence.

Ingo