Is it possible to replace production databases like Postgresql and Redis with the OTP databases?

For a global audience app with usage of say, 300 million unique visitors per day to 3 billion plus?

Has anyone done this?

Is it worth doing?

Check out the recent whatsapp talk:

They go into how they built their own system, similar to mnesia: forgETS

Personally, I’d stick with Postgres until you have metrics showing it isn’t handling the load.


@BarelyFunctional hi, sorry it has been 3 years, but how did you end with this issue?