On Ubuntu, systemd is used starting with 15.04
/etc/systemd/system

systemctl enable dbhero
systemctl daemon-reload
systemctl start dbhero
systemctl stop dbhero

journalctl -u website : to see logs from unit website

http://0pointer.de/blog/projects/socket-activation.html
https://wiki.ubuntu.com/SystemdForUpstartUsers
https://www.digitalocean.com/community/tutorials/how-to-use-systemctl-to-manage-systemd-services-and-units

• https://vincent.bernat.im/en/blog/2017-systemd-golang : go and systemd
• https://vincent.bernat.im/en/blog/2018-systemd-golang-socket-activation : go and systemd, socket activation
• https://tailordev.fr/blog/2017/06/09/deploying-a-go-app-with-systemd-socket-activation/ How to use systemd socket activation for for zero-downtime deployments