Hi, Thanks, I'll send a notification when there is further progress.
Cheers, Ludwig Am 24. November 2014 14:06:52 MEZ, schrieb "Hiesgen, Raphael" <[email protected]>: >Hello Ludwig, > >looks better. Some of the tests that did not work before, work fine >now, e.g. using multiple timers. >Setting a consecutive timer around 1 milliseconds still seem to end up >in a freeze. >Most often with the error: "schedule_timer(): timer is already due (3), >mitigating.”. > >Thanks, >Raphael > >> On Nov 22, 2014, at 4:08 PM, Ludwig Ortmann ><[email protected]> wrote: >> >> Hi Raphael, >> >> On Wed, Nov 19, 2014 at 06:51:25PM +0100, Ludwig Ortmann wrote: >>> On Wed, Nov 19, 2014 at 05:12:42PM +0000, Hiesgen, Raphael wrote: >>>> Hey there, >>>> >>>> more questions! We encountered some problems using vtimer. For >once, setting multiple short timers consecutively leads to a segfault. >We tired this with the timer_msg test reducing the intervals to around >150ms. >>>> >>>> A second problem showed up when setting multiple timers at once, >e.g., from different threads. After a short time the "timer is already >due” warning from schedule timer in hwtimer_cpu.c flashed and soon >after the timers simply stopped. >>>> >>>> So, I am not sure if these problems originate in our own >implementation or the native port. In order to test the short timers, >we executed the same program on the iot-lab_M3 board, where it worked >even with much shorter timers. >>>> >>>> Anything I should know? >>> >>> There is some problem I didn't get around to fixing, yes. >>> I guess your issue it is related to this: >>> https://github.com/RIOT-OS/RIOT/issues/715 >> >> Could you try if/how this changes the effect you are seeing in >native? >> >> https://github.com/RIOT-OS/RIOT/pull/2071 >> >> I am still able to freeze the timer (especially in Valgrind), but it >> does so less often. >> >> Cheers, Ludwig >> _______________________________________________ >> devel mailing list >> [email protected] >> http://lists.riot-os.org/mailman/listinfo/devel > >_______________________________________________ >devel mailing list >[email protected] >http://lists.riot-os.org/mailman/listinfo/devel _______________________________________________ devel mailing list [email protected] http://lists.riot-os.org/mailman/listinfo/devel
