We went with good old Heroku and Redis for the real-time Elixir component. It isn't a full-blown OTP setup by far, but we just needed stable performance with ma

We went with good old Heroku and Redis for the real-time Elixir component. It isn't a full-blown OTP setup by far, but we just needed stable performance with many websocket connections, for which it didn't even break a sweat. We have set up OTP clusters for other projects however, but that's a story for another day.