defmodule ExampleSuper do use Supervisor def start_link(ns) do Supervisor.start_link(__MODULE__, ns ) end def init(ns) do children = [ worker(Database, [ns]), worker(CustomerService, [ns]), worker(Info, [ns]), worker(Shipper, [ns]), worker(User, [ns]), worker(Order, [ns]) ] supervise(children, strategy: :one_for_all) end end