> > All, > > > > When I run the xeno-test to test my configuration, I noticed > > something interesting. The test mode "in kernel timer handler" > shows > > a negative minimum latency. > > > > Is this typical behavior? It seems like a negative latency is not > a > > phyical possibility, though I guess it does depend on your > reference > > point. > > Xenomai makes the timer tick a bit early to reduce the latency. > Generally, this anticipation is chosen to get a correct user-space > scheduling latency, so may make the timer tick a bit early when > looking > at (kernel-space) interrupt latency. In any case, you can read and > modify this anticipation by read and writing to the special file > > /proc/xenomai/latency > > The unit is nanoseconds.
Exactly what I needed to know. Thank you! Jonathan _______________________________________________ Xenomai-help mailing list [email protected] https://mail.gna.org/listinfo/xenomai-help
