MaGe Linux Operations

Mar 18, 2018 · Fundamentals

Mastering Linux Process Sleep and Wake‑Up: How to Prevent Invalid Wake‑Ups

This article explains how Linux processes transition between running, sleeping, and waking states, describes the two sleep modes (interruptible and uninterruptible), illustrates the problem of invalid wake‑ups with example code, and shows kernel‑level techniques to avoid them safely.