Brandon Gregg, Netflix’s senior performance architect, has leveled against one of the most fundamental performance measurement tools we use when evaluating a system. According to Gregg, CPU utilization as reported by Windows isn’t just wrong — it’s actively getting worse over time...
...more at CPU Utilization Is Wrong on PCs, and Getting Worse Every Year - ExtremeTech
Very interesting point of view
Interesting article, I enjoyed the fights in the comments. Too funny, reminds me of arguments here at times. Linux does a much better job of showing wait states instead of just flagging them as processor usage as Windows does. This is something they need to modernize soon, IMHO, regardless of who that information would be relevant to.