1Brc in Elixir

To Run this:

iex -S mix
iex(1)> OneBrc.calculate_average(path)

Using String.split/2 was quite slow, using benchee I found out using erlang binary.match/2 was the fastest.

Environment / Spec

• Elixir 1.15.6
• Erlang/OTP 26
• Ubuntu 22.04.3 LTS running on WSL
• AMD Ryzen 7 3700X

My Result

10m file: 4.3 (sec) 50m file: 22.7 (sec) 1b file: 389 (sec)

TODO

• CreateMeasurements (currently generated using the python program provided in https://github.com/gunnarmorling/1brc)