Other than setting the process priority, you may need a custom kernel. See https://medium.com/@metebalci/latency-of-raspberry-pi-3-on-standard-and-real-time-linux-4-9-kernel-2d9c20704495
On Feb 22, 2018 4:48 PM, <ch...@wbmfg.com> wrote: > Anyone know how to get my program to run on bare metal? > > Or at the very least tell Linux that my program is the most important > thing in the world and service it above all other things. > > I am trying to create a timing signal with the Pi. It is doing it but the > jitter is pretty bad. > > I have researched trying to use an interrupt but there is a pretty low > limit on how many times per second you can fire a hardware interrupt. > Too low for my application. >
