CPU usage doesn't tell you why a PC is slow: Look at Processor Queue Length instead

When investigating reports of a "slow PC" or "delayed typing," I once checked CPU usage and reported, "It's at 0%, there's no problem." That report was wrong. In reality, there was a delay.It was ...

Why does Google Chrome use so much of your CPU?

Who hasn't used Chrome for an extended time only to notice it's hogging nearly 90% of the CPU, slowing down other processes ...

I capped my Android phone's CPU to 70% for a week; here's what actually broke

Reducing CPU speed was more noticeable than I thought ...

Playwright's Chromium became an orphan and ran at 100% CPU for 16 hours

One morning, my PC's CPU was pegged at 100%. The cause was a Chromium process left behind by an automation script that should have finished the previous night. Four renderers were running for 16 hours ...