[linux-audio-dev] Realtime audio and IO schedulers

Paul Davis paul at linuxaudiosystems.com
Sat Jan 22 17:00:10 EST 2005


>
>> On Sat, 2005-01-22 at 21:03 +0100, Florian Schmidt wrote:
>>> i wonder if there's a way to grant a process priority over all other
>>> processes when it comes to disk i/o.. Somewhat similar like SCHED_FIFO
>>> scheduling for cpu priorities.
>
>Lee Revell <rlrevell at joe-job.com> writes:
>> http://kerneltrap.org/node/4406
>
>By all means play around with this.  But, maintain a healthy
>skepticism about it.  I seriously doubt any of it is worth worrying
>about until after realtime CPU scheduling is rock solid (which is
>clearly not the case yet).

well, given the seriousness of the errors that occur in the case that
florian described, and the absence of xruns in his test cases, there
is an entirely different issue here, one that seems to be totally
disk-centric. 

--p


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