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

What is the Normal CPU Temperature Range (Idle vs Gaming) - Softlay

The Definition Of Idle In Windows - gHacks Tech News

What Is System Idle Process, and Why Is It Using So Much CPU?

Question - CPU high speed and high temps while idle

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

CPU-Scheduling Whenever the CPU becomes idle, the operating system must select one of the processes in the ready queue to be executed. The short term scheduler. - ppt download

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

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

System Idle Process high CPU usage in Windows 11/10

Idle CPU usage of k3s is high and continuously increases over time

Normal CPU Temperature While Gaming and Idle - Overheating Causes & Solutions

Solved Recall that the percentage of CPU idle time is given

Building a low power PC on Skylake – 10 watts idle

High CPU use at idle - Rhino for Windows - McNeel Forum

16.04 - 3 cpus in idle state and CPU4 50~100% usage - Ask Ubuntu