Earlier today, Code Sync posted the recording of @mhanberg ’s Code BEAM America 2022 talk: “OTP Process Abstractions with :proc_lib” I enjoyed the talk! After watching it, I went over to the OTP docs to read more about :proc_lib . This module is used to start processes adhering to the OTP Design P…

My way of viewing this is that :proc_lib is a tool which is used for building OTP compliant servers. It is used for building the standard OTP behaviours like :gen_server/GenServer but you can of course use it for building your own OTP compliant processes, called in the OTP docs for special processes.…

For now, will drop this GitHub Search query: Code search results · GitHub . I think the gist of the answer is that you would use it when you need very fine tuned behavior that differs from a GenServer, or when you want custom debugging/tracing capabilities. José or some Erlang folks can probably be…

My apologies for a direct ping but… @rvirding ? Is this an interesting topic for you to comment on?

Yeah I realized my query should have been something like (/:proc_lib\b/ OR /:sys\b/). So, a slightly modified query gives me some good ideas. :smile: I understand a bit more after reading the “User-Defined Behaviours” section of the docs , though I’m still curious when others prefer to use :proc_lib …

The kafka_protocol library (used by brod) uses proc_lib. kafka_protocol/src/kpro_connection.erl at master · kafka4beam/kafka_protocol · GitHub .

Elixir Programming Language Forum

:proc_lib vs GenServer?

Questions & Help Questions

RudManusachi April 18, 2023, 10:08pm 5

Also there are many results in GitHub with proc_lib: (colon in the end)