
Slack's Migrating Millions of Websockets from HAProxy to Envoy, let's discuss
About this episode
Slack started migrating from HAProxy to Envoy for their backend architecture, in this video, I’ll discuss their recent article when they moved the WebSockets portions, why they moved from HAProxy to Envoy and their production plans.
Resources
Article https://slack.engineering/migrating-millions-of-concurrent-websockets-to-envoy/
RFC8441 https://tools.ietf.org/html/rfc8441
3:15 Websockets Crash Course https://youtu.be/XgFzHXOk8IQ
9:50 HAProxy Runtime API https://youtu.be/JjXUH0VORnE
20:00 Slack Jan 4th outage https://www.youtube.com/watch?v=dhZ5--R42AM
23:00 RFC8441 Bootstrapping Websockets HTTP/2 https://youtu.be/wLdxC9gesBs
Get every episode summarized
Each time The Backend Engineering Show with Hussein Nasser publishes, we email you a written briefing from the transcript — the topics, who appeared, and any specific claims, with the ad reads skipped.
Email me new episodesFree for 3 shows. No card needed.
Hosts & guests
No transcript yet
This episode has not been transcribed. Request it and it moves to the front of the queue.
More episodes
More from The Backend Engineering Show with Hussein Nasser

Caching is a cop-out
The Backend Engineering Show with Hussein Nasser

How open ai agents "hacked" hugging face
The Backend Engineering Show with Hussein Nasser

How a query optimization gave birth to infinite scroll
The Backend Engineering Show with Hussein Nasser

Postgres is half as fast in Linux 7.0
The Backend Engineering Show with Hussein Nasser