/var/log/messages

[master@zero-mini-server log]$ sudo tail -n 20 /var/log/messages Dec 26 21:20:01 zero-mini-server systemd[1]: session-9.scope: Succeeded. Dec 26 21:20:01 zero-mini-server systemd[6111]: Starting Mark boot as successful… Dec 26 21:20:01 zero-mini-server systemd[1]: session-10.scope: Succeeded. Dec 26 21:20:01 zero-mini-server systemd[6111]: Started Mark boot as successful. Dec 26 21:24:02 zero-mini-server systemd[1]: Starting Cleanup of Temporary Directories… Dec 26 21:24:02 zero-mini-server systemd[1]: systemd-tmpfiles-clean.service: Succeeded. Dec 26 21:24:02 zero-mini-server systemd[1]: Started Cleanup of Temporary Directories. Dec 26 21:25:01 zero-mini-server systemd[1]: Started Session 12 of user chatbot. Dec 26 21:25:01 zero-mini-server systemd[1]: Started Session 11 of user smartmatch. Dec 26 21:25:01 zero-mini-server systemd[1]: session-11.scope: Succeeded. Dec 26 21:25:01 zero-mini-server systemd[1]: session-12.scope: Succeeded. Dec 26 21:30:01 zero-mini-server systemd[1]: Started Session 13 of user chatbot. Dec 26 21:30:01 zero-mini-server systemd[1]: Started Session 14 of user smartmatch. Dec 26 21:30:01 zero-mini-server systemd[1]: session-14.scope: Succeeded. Dec 26 21:30:01 zero-mini-server systemd[1]: session-13.scope: Succeeded. Dec 26 21:31:53 zero-mini-server su[6296]: (to root) master on pts/0 Dec 26 21:35:01 zero-mini-server systemd[1]: Started Session 15 of user chatbot. Dec 26 21:35:01 zero-mini-server systemd[1]: Started Session 16 of user smartmatch. Dec 26 21:35:01 zero-mini-server systemd[1]: session-16.scope: Succeeded. Dec 26 21:35:01 zero-mini-server systemd[1]: session-15.scope: Succeeded.