New user of Studio One, I installed v5.3 on a Mac Pro 4,1 (flashed to 5,1 2 x 2,26 GHz - Mojave). I'm having big issues with cpu spikes, even on empty song/project. I use a RedNet Pcie card.
Tried 5.2.1, same behaviour.
Here's my screen (.gif) :
Did some of you experienced anything like this ?