Messages in this thread | | | Date | Sun, 11 Jul 2004 00:45:05 +1000 | From | Nick Piggin <> | Subject | Re: [announce] [patch] Voluntary Kernel Preemption Patch |
| |
Ingo Molnar wrote: > * ismail dönmez <ismail.donmez@gmail.com> wrote: > > >>>what filesystem are you using? >>> >> >>XFS > > > i've fixed latencies in ext3, i'm not sure how bad XFS is. But 2-3 > seconds delay is almost impossible to be a true scheduling latency - > it's probably IO latency impacting your audio application. (it could > also be normal preemption latency, if those tasks are not running as > SCHED_FIFO - but 2-3 seconds preemption latency should not be caused by > a simple cp -a. This leaves IO latency.). >
But it only skips when using aRts, which points the other way ;)
If all tasks are using realtime scheduling, then this discounts the scheduler from the equation, however I'm not sure if this is the case? - 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/
| |