user@host:/etc/apache2/mods-enabled$ systemctl status apache2.service 
● apache2.service - LSB: Apache2 web server
   Loaded: loaded (/etc/init.d/apache2; static; vendor preset: enabled)
  Drop-In: /lib/systemd/system/apache2.service.d
           └─apache2-systemd.conf
   Active: failed (Result: timeout) since Sun 2017-05-14 13:21:44 CEST; 12min ago
     Docs: man:systemd-sysv-generator(8)
  Process: 7200 ExecStart=/etc/init.d/apache2 start (code=killed, signal=TERM)
    Tasks: 0 (limit: 4915)
   CGroup: /system.slice/apache2.service

maj 14 13:16:44 host apache2[7200]: Invoking 'systemctl start apache2'.
maj 14 13:16:44 host apache2[7200]: Use 'systemctl status apache2' for more info.
maj 14 13:21:44 host systemd[1]: apache2.service: Start operation timed out. Terminating.
maj 14 13:21:44 host systemd[1]: Failed to start LSB: Apache2 web server.
maj 14 13:21:44 host apache2[7200]: Job for apache2.service failed because a timeout was exceeded.
maj 14 13:21:44 host apache2[7200]: See "systemctl status apache2.service" and "journalctl -xe" for deta
maj 14 13:21:44 host systemd[1]: apache2.service: Unit entered failed state.
maj 14 13:21:44 host apache2[7200]: Action 'start' failed.
maj 14 13:21:44 host apache2[7200]: The Apache error log may have more information.
maj 14 13:21:44 host systemd[1]: apache2.service: Failed with result 'timeout'.