[email protected] wrote: > Thanks for the quick answer, my application needs to handle a > periodic routine every 16ms, with a latency of no more than > 200us I've tried with the Linux timers and it work great when > I had only that process running but when I added other > processes depending on the CPU load the latency could > sometimes be higher than the one accepted.
That does sound like quite tight timing. Have you looked at SCHED_FIFO and priority? Maybe you can get away without PREEMPT_RT.. -- Jon Povey [email protected] Racelogic is a limited company registered in England. Registered number 2743719 . Registered Office Unit 10, Swan Business Centre, Osier Way, Buckingham, Bucks, MK18 1TB . The information contained in this electronic mail transmission is intended by Racelogic Ltd for the use of the named individual or entity to which it is directed and may contain information that is confidential or privileged. If you have received this electronic mail transmission in error, please delete it from your system without copying or forwarding it, and notify the sender of the error by reply email so that the sender's address records can be corrected. The views expressed by the sender of this communication do not necessarily represent those of Racelogic Ltd. Please note that Racelogic reserves the right to monitor e-mail communications passing through its network _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
