Erlang is famous for its introspecting powers. You can get a lot of information about the processes running in your nodes without any external tool. One of the functions that provide that information is erlang:process_info/1,2.
Well, this article is not about it. It’s just about this unintuitive but understandable situation we found with Manuel Rubio and Mário Luís Guimarães on the Erlang Slack a long time ago…