cmd: gunicorn --bind 0.0.0.0:8011 -w 2 --threads 2 emus_web.wsgi:application
log:
    file: /var/log/emus.log
    age: 86400 # log 1 day
    num: 7 # keep 7 files
    size: 1 # size of file 1MB
wait: 1
