services
/etc/init
/etc/init.d (ubuntu, debian)
sudo /etc/init.d/<nama-service> status
sudo /etc/init.d/<nama-service> restart
sudo /etc/init.d/<nama-service> stop
ls /etc/init.d
/etc/rc.d/init.d (cent, redhat)
ls /etc/init.d
service
service --status-all
service <nama-service> status
service <nama-service> start | restart | stop
systemctl
systemctl daemon-reload
systemctl restart <nama-service>
sudo systemctl enable <nama-service>
systemctl is-active <nama-service>
systemctl list-unit-files --type=service | grep enabled