>If you’ve been following any of my articles about the performance of the cores in M1 series chips, you’ll have come across the term Quality of Service (QoS), w

>If you’ve been following any of my articles about the performance of the cores in M1 series chips, you’ll have come across the term Quality of Service (QoS), which can have major impact on how fast code runs on processors under macOS. In addition to each process being given a priority, a number that can be changed using the command tool renice, some years ago Apple introduced another setting, the QoS. This is set for each process, and can be one of four discrete values from 9 (the lowest, for background tasks) to 33 (the highest, for tasks involving user interaction). https://eclecticlight.co/2022/01/07/how-macos-controls-performance-qos-on-intel-and-m1-processors/ https://eclecticlight.co/2022/01/07/how-macos-controls-perfo...