pi@raspberrypi:~ $ sudo systemctl status webiopi
● webiopi.service - WebIOPi
   Loaded: loaded (/etc/systemd/system/webiopi.service; enabled; vendor preset:
   Active: failed (Result: exit-code) since Tue 2019-08-20 09:52:03 +03; 2min 32
  Process: 643 ExecStop=/bin/kill -KILL $MAINPID (code=exited, status=1/FAILURE)
  Process: 620 ExecStart=/usr/bin/python3 -m webiopi -l /var/log/webiopi -c /etc
 Main PID: 620 (code=exited, status=0/SUCCESS)

Aug 20 09:52:03 raspberrypi kill[643]:  -<signal>, -s, --signal <signal>
Aug 20 09:52:03 raspberrypi kill[643]:                         specify the <sign
Aug 20 09:52:03 raspberrypi kill[643]:  -l, --list=[<signal>]  list all signal n
Aug 20 09:52:03 raspberrypi kill[643]:  -L, --table            list all signal n
Aug 20 09:52:03 raspberrypi kill[643]:  -h, --help     display this help and exi
Aug 20 09:52:03 raspberrypi kill[643]:  -V, --version  output version informatio
Aug 20 09:52:03 raspberrypi kill[643]: For more details see kill(1).
Aug 20 09:52:03 raspberrypi systemd[1]: webiopi.service: Control process exited,
Aug 20 09:52:03 raspberrypi systemd[1]: webiopi.service: Unit entered failed sta
Aug 20 09:52:03 raspberrypi systemd[1]: webiopi.service: Failed with result 'exi
lines 1-17/17 (END)...skipping...
● webiopi.service - WebIOPi
   Loaded: loaded (/etc/systemd/system/webiopi.service; enabled; vendor preset: enabled)
   Active: failed (Result: exit-code) since Tue 2019-08-20 09:52:03 +03; 2min 32s ago
  Process: 643 ExecStop=/bin/kill -KILL $MAINPID (code=exited, status=1/FAILURE)
  Process: 620 ExecStart=/usr/bin/python3 -m webiopi -l /var/log/webiopi -c /etc/webiopi/config (code=exited, status=0/SUCCES
 Main PID: 620 (code=exited, status=0/SUCCESS)

Aug 20 09:52:03 raspberrypi kill[643]:  -<signal>, -s, --signal <signal>
Aug 20 09:52:03 raspberrypi kill[643]:                         specify the <signal> to be sent
Aug 20 09:52:03 raspberrypi kill[643]:  -l, --list=[<signal>]  list all signal names, or convert one to a name
Aug 20 09:52:03 raspberrypi kill[643]:  -L, --table            list all signal names in a nice table
Aug 20 09:52:03 raspberrypi kill[643]:  -h, --help     display this help and exit
Aug 20 09:52:03 raspberrypi kill[643]:  -V, --version  output version information and exit
Aug 20 09:52:03 raspberrypi kill[643]: For more details see kill(1).
Aug 20 09:52:03 raspberrypi systemd[1]: webiopi.service: Control process exited, code=exited status=1
Aug 20 09:52:03 raspberrypi systemd[1]: webiopi.service: Unit entered failed state.
Aug 20 09:52:03 raspberrypi systemd[1]: webiopi.service: Failed with result 'exit-code'.
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
lines 1-17/17 (END)