syslog에 의한 로그인, 설정, 장치 정보의 전체적인 로그를 기록
ROOT
[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.