On Tue, 2005-11-01 at 22:26 -0500, Carlos Antunes wrote:
>
> It's a simple program I put together to test wakeup latency. Each
> thread basically sleeps for 20ms, wakes up and executes a couple of
> instructions and goes back to sleep for another 20ms. Multiply this by
> a thousand. What I found out is that, inthis situation, and using
> realtime-preempt, SCHED_OTHER offers 3 orders of magnitude less
> latency than SCHED_FIFO or SCHED_RR. Which suggests to me there is
> something fishy going on.
Could you supply this program? I like to see what it does on my
systems.
Thanks,
-- Steve
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