Hmm, in a pure (no xinetd service configured, just installed xinetd) it does not show the issue you described:
# ps axlf | grep xinetd 0 0 13268 12676 20 0 14620 1012 pipe_w S+ ? 0:00 \_ grep --color=auto xinetd 1 0 13227 1 20 0 15056 2120 poll_s Ss ? 0:00 /usr/sbin/xinetd -pidfile /run/xinetd.pid -stayalive -inetd_compat -inetd_ipv6 root@x:~# systemctl status xinetd ● xinetd.service - LSB: Starts or stops the xinetd daemon. Loaded: loaded (/etc/init.d/xinetd; bad; vendor preset: enabled) Active: active (running) since Mon 2018-02-26 06:29:44 UTC; 1min 6s ago Docs: man:systemd-sysv-generator(8) CGroup: /system.slice/xinetd.service └─13227 /usr/sbin/xinetd -pidfile /run/xinetd.pid -stayalive -inetd_compat -inetd_ipv6 Feb 26 06:29:44 x xinetd[13227]: removing daytime Feb 26 06:29:44 x xinetd[13227]: removing daytime Feb 26 06:29:44 x xinetd[13227]: removing discard Feb 26 06:29:44 x xinetd[13227]: removing discard Feb 26 06:29:44 x xinetd[13227]: removing echo Feb 26 06:29:44 x xinetd[13227]: removing echo Feb 26 06:29:44 x xinetd[13227]: removing time Feb 26 06:29:44 x xinetd[13227]: removing time Feb 26 06:29:44 x xinetd[13227]: xinetd Version 2.3.15 started with libwrap loadavg options compiled in. Feb 26 06:29:44 x xinetd[13227]: Started working: 0 available services root@x:~# systemctl restart xinetd root@x:~# systemctl status xinetd ● xinetd.service - LSB: Starts or stops the xinetd daemon. Loaded: loaded (/etc/init.d/xinetd; bad; vendor preset: enabled) Active: active (running) since Mon 2018-02-26 06:31:06 UTC; 2s ago Docs: man:systemd-sysv-generator(8) Process: 13273 ExecStop=/etc/init.d/xinetd stop (code=exited, status=0/SUCCESS) Process: 13280 ExecStart=/etc/init.d/xinetd start (code=exited, status=0/SUCCESS) Tasks: 1 Memory: 188.0K CPU: 325ms CGroup: /system.slice/xinetd.service └─13291 /usr/sbin/xinetd -pidfile /run/xinetd.pid -stayalive -inetd_compat -inetd_ipv6 Feb 26 06:31:07 x xinetd[13291]: removing daytime Feb 26 06:31:07 x xinetd[13291]: removing daytime Feb 26 06:31:07 x xinetd[13291]: removing discard Feb 26 06:31:07 x xinetd[13291]: removing discard Feb 26 06:31:07 x xinetd[13291]: removing echo Feb 26 06:31:07 x xinetd[13291]: removing echo Feb 26 06:31:07 x xinetd[13291]: removing time Feb 26 06:31:07 x xinetd[13291]: removing time Feb 26 06:31:07 x xinetd[13291]: xinetd Version 2.3.15 started with libwrap loadavg options compiled in. Feb 26 06:31:07 x xinetd[13291]: Started working: 0 available services It is a) working after restart b) has no "Exiting..." message at all (I checked the full log, there is none). This could be due to the cups-lpd set up in your case - maybe that is the "other" pid. let me set up that as well ... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1750387 Title: xinetd fails to restart during unattended upgrades To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xinetd/+bug/1750387/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs