Why WebSockets over HTTP/2 (RFC8441) is Critical for Effective Load Balancing and Backend Scaling

The Backend Engineering Show with Hussein Nasser

Mar 21, 2021•16 min

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Episode description

In this video, I'll discuss RFC8441 bootstrapping WebSockets with HTTP/2 which I believe a critical protocol to allow WebSockets tunneling to scale on the backend. We will also discuss the current state of the art of Proxy and Backend Supports for this tech. Let us have a discussion.

0:00 Intro

3:00 WebSockets over HTTP/2

7:40 Proxy Supports

13:15 Browsers Supports

14:00 Summary

RFC 8441

Resources

RFC8441

https://tools.ietf.org/html/rfc8441#section-4

nginx support

https://trac.nginx.org/nginx/ticket/1992

haproxy support