All Your Memory Are Belong to Whom? - Understanding Linux Memory Usage

Dive into the intricacies of Linux memory management in this 56-minute conference talk from Kernel Recipes 2024. Explore how RAM is utilized in Linux systems and learn techniques to accurately assess memory usage. Discover the nuances behind memory-related metrics in tools like 'top' and 'free', and unravel the mysteries of /proc/meminfo fields. Gain insights into concepts such as AnonPages, Active(anon), Inactive(anon), MemTotal, and MemAvailable. Understand the reasons behind swap usage even when free memory appears abundant. Vlastimil BABKA provides valuable recipes for addressing common memory-related questions and explains why these answers are often complex. Enhance your understanding of Linux memory management and improve your ability to diagnose and optimize system performance.