Controler un service avec systemctl

Contrôler le service OpenVPN:

systemctl status openvpn.service
● openvpn.service - OpenVPN service
   Loaded: loaded (/lib/systemd/system/openvpn.service; enabled; vendor preset: enabled)
   Active: active (exited) since Sun 2019-07-07 17:40:25 CEST; 4h 34min ago
 Main PID: 402 (code=exited, status=0/SUCCESS)
    Tasks: 0 (limit: 2200)
   Memory: 0B
   CGroup: /system.slice/openvpn.service
 
juil. 07 17:40:25 RazorbackPi systemd[1]: Starting OpenVPN service...
juil. 07 17:40:25 RazorbackPi systemd[1]: Started OpenVPN service.