Скачать или смотреть Linux OOM Killer Explained | Why Your Process Was Killed (Deep Dive)

Out Of Memory (OOM) errors are one of the most confusing and destructive problems in Linux systems.

In this video, we break down how Linux handles memory exhaustion, how the OOM Killer works, and why your application gets killed without warning. This silent, slide-based walkthrough explains OOM behavior at the kernel level using diagrams, logs, and real-world DevOps scenarios.

What you’ll learn:

What Out Of Memory (OOM) really means in Linux

How the Linux OOM Killer decides which process to kill

Understanding oom_score and oom_score_adj

How to detect OOM events using dmesg and journalctl

OOM issues in Docker and containers

The role of swap memory

How to prevent OOM crashes in production systems

This content is ideal for:

Linux system administrators

DevOps engineers

SREs

Backend developers

Anyone troubleshooting random process crashes on Linux

Keywords / Topics Covered:

Linux OOM, OOM Killer, Linux memory management, Out of Memory error, DevOps troubleshooting, Docker OOM, Kubernetes memory limits, Linux kernel, swap memory, dmesg OOM, journalctl OOM

If your application “just dies” and logs say nothing, this video explains why.