sketchy layers

I am having that classic problem where the print lines skip in and out as shown in the pic. Unsure if nozzle temp is not accurate, if motor torque is too low, or flow rate is just too high. Hardware: Orbiter 2.0 Dragonfly BMO Generic phaetus heater and thermistor, NTC 100K 3950 prusament PLA Prusa slicer 2.0 normal profile Any pointers would be greatly appreciated