Highlights Slack: Migrating Millions of Concurrent Websockets to Envoy Slack makes an extensive use of websocket technology for their messaging service. Historically, they used HAProxy as a load balance, however, they faced an issue with dynamic updates of a list of endpoints. They could also change config and restart a load balancer which is tricky as it has to maintain existing websocket connections. They’ve decided to switch to Envoy proxy as it allows dynamic change of the configuration.
Posts with the tag envoy: