999570 ns max servo jitter should never happen with PREEMPT_RT or RTAI.
Have you looked over this and your BIOS settings? https://github.com/NTULINUX/RTAI/blob/master/README.BIOS Alec _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers