I writing an Elixir app with GenServer that starts an external application on boot and shuts it down and does other clean-up on exit. I’ve added bootup functionality in the init/1 callback and cleanup code in the terminate/2 callback. The init code works fine when the GenServer is started, and the t…

To increase chances of the terminate callback being invoked, the server process should trap exits. However, even with that, the callback might not be invoked in some situations (e.g. when the process is brutally killed, or when it crashes itself). For more details see here . As mentioned, if you wan…

Graceful Shutdown of GenServers

Questions / Help

sheharyarn September 29, 2016, 2:11pm 3

So there’s currently no way to catch Ctrl+C (and other sudden) exits?

Difference between Task.Supervisor.start_child vs Task.start