Re: [LAU] unable to set scheduling priority with rt kernel

On 10/29/07, Chuckk Hubbard <badmuthahubbard@email-addr-hidden> wrote:
> Update: I just discovered that running jackd -R -P 70 -dalsa -P -p256 -n2
> -r44100 as ROOT doesn't even set priority 70. jackd then runs as a root
> process with priority 20, according to both chrt and top.
> Apparently my system is not able to run anything higher than 20 priority;
> does this mean my kernel is misconfigured, or might it be something else?

jackd is a multithreaded process, you can't just look at the priority
of the main thread, you have to check all of them. It should have
some SCHED_FIFO threads and some SCHED_NORMAL threads.

Lee
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Received on Mon Oct 29 20:15:04 2007