Load Balancing Basics

Summary

Distributing incoming requests across multiple server instances so no single instance is overwhelmed — necessary once one server can't handle your traffic alone.

• 1Configure Nginx to load-balance between two local instances of the same app.
• 2Learn the difference between round-robin, least-connections, and IP-hash balancing strategies.
• 3Understand why load balancing requires your app to be stateless (or use sticky sessions) to work correctly.