Scaling Websockets with Redis, HAProxy and Node JS – High-availability Group Chat Application

In this video I want to demonstrate how to scale websockets connection to multiple servers using a load balancer such as HAProxy.

0:00 Intro
1:00 What are WebSockets?
2:40 WebSockets Scaling
7:44 Chat WebSocket App Code

* WebSockets
* WebSockets Scaling
* Live chat application (microservices)
* Demo

Source Code
https://github.com/hnasr/javascript_playground/tree/master/ws-live-chat-system

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Hussein