Ich setze den Port in meiner application.yml auf 3000 (figaro manage env variables)rails s verwendet Port 3000, aber wenn ich @ laufforeman start (wie von Heroku empfohlen) Ich erhalte die folgende Ausgabe

14:53:23 web.1  | started with pid 24425
14:53:23 web.1  | [24425] Puma starting in cluster mode...
14:53:23 web.1  | [24425] * Version 2.11.1 (ruby 2.2.0-p0), codename: Intrepid Squirrel
14:53:23 web.1  | [24425] * Min threads: 5, max threads: 5
14:53:23 web.1  | [24425] * Environment: development
14:53:23 web.1  | [24425] * Process workers: 2
14:53:23 web.1  | [24425] * Preloading application
14:53:24 web.1  | WARNING: Skipping key "PORT". Already set in ENV.
14:53:25 web.1  | [24425] * Listening on tcp://0.0.0.0:5000
14:53:25 web.1  | [24425] Use Ctrl-C to stop
14:53:25 web.1  | [24425] - Worker 0 (pid: 24426) booted, phase: 0
14:53:25 web.1  | [24425] - Worker 1 (pid: 24427) booted, phase: 0

Procfile

web: bundle exec puma -C config/puma.rb

config / puma.rb

workers Integer(ENV['WEB_CONCURRENCY'] || 2)
threads_count = Integer(ENV['MAX_THREADS'] || 5)
threads threads_count, threads_count

preload_app!

rackup      DefaultRackup
port        ENV['PORT']     || 3000
environment ENV['RACK_ENV'] || 'development'

on_worker_boot do
  ActiveRecord::Base.establish_connection
end

config / application.yml

PORT: "3000"

Rails 4.2.0Foreman 0.78.0Ruby 2.2.0p0Puma 2.11.1