stunnel service doesn't restart by itself
root@aardwolf:~# systemctl status stunnel4.service
● stunnel4.service - LSB: Start or stop stunnel 4.x (SSL tunnel for network daemons)
Loaded: loaded (/etc/init.d/stunnel4)
Active: active (exited) since Thu 2018-05-03 12:15:12 UTC; 3 months 26 days ago
Warning: Journal has been rotated since unit was started. Log output is incomplete or unavailable.
root@aardwolf:~# systemctl status stunnel4.service
● stunnel4.service - LSB: Start or stop stunnel 4.x (SSL tunnel for network daemons)
Loaded: loaded (/etc/init.d/stunnel4)
Active: active (exited) since Thu 2018-05-03 12:15:12 UTC; 3 months 26 days ago
Warning: Journal has been rotated since unit was started. Log output is incomplete or unavailable.
root@aardwolf:~# ps aux|grep stunnel
root@aardwolf:~#