Create upstart job for MongoDB sudo nano /etc/init/rocketchat_mongo.conf

description "MongoDB service manager for Rocket.Chat"

# Start MongoDB after docker is running
start on (started docker)
stop on runlevel [!2345]

# Automatically Respawn with finite limits
respawn
respawn limit 99 5

# Path to our app
chdir /var/www/rocket.chat

script
   # Showtime
   exec /usr/local/bin/docker-compose up db
end script