Deadlocks in Java Explained 🔒 | Causes, Code Demo & Fixes

Published: 17 January 2026
on channel: EverythingAboutJava
1,341
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Deadlocks are one of the most dangerous bugs in Java concurrency 🚨
In this video, we explain deadlocks in Java step by step using clear diagrams, real code examples, and live debugging demos.

What you’ll learn:

What a deadlock is and why it happens

The 4 deadlock conditions (Coffman conditions)

Real Java deadlock code example

How to detect deadlocks using jstack and VisualVM

Proven ways to fix and prevent deadlocks

This video is ideal for:
✔ Java developers
✔ Multithreading & concurrency learners
✔ Interview preparation
✔ Backend engineers


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