What does an idle CPU do?

In the last post I said the fundamental axiom of OS behavior is that at any given time, exactly one and only one task is active on a CPU. But if there’s absolutely nothing to do, then what? It turns

Solved Recall that the percentage of CPU idle time is given

14: CPU idle time duration. Download Scientific Diagram

Linux Patches Updated For Sapphire Rapids C0.x Idle States - Phoronix

SLES 15 SP4, System Analysis and Tuning Guide

Fix System Idle Process High CPU Usage on Windows 11/10

What Is The Optimal CPU Idle Temp? Find Out Now!

Idle CPU Usage on Grafana seems extremely high: 70,000%+ - metrics - Fly.io

Why do CPUs often run at max frequency when idle? - Quora

Limiting powerconsumption in Desktop builds?

Normal CPU Temperature While Gaming and Idle - Don't Get Burned