$ sudo journalctl -u getty@tty2.service
[sudo] kaiu 的密碼：
2月 23 12:59:35 kaiu-nb1 systemd[1]: Started getty@tty2.service - Getty on tty2.
2月 23 13:18:01 kaiu-nb1 systemd[1]: getty@tty2.service: Deactivated successfully.
2月 23 13:18:01 kaiu-nb1 systemd[1]: getty@tty2.service: Scheduled restart job, restart counter is at 1.
2月 23 13:18:01 kaiu-nb1 systemd[1]: Stopped getty@tty2.service - Getty on tty2.
2月 23 13:18:01 kaiu-nb1 systemd[1]: Started getty@tty2.service - Getty on tty2.
2月 23 13:18:45 kaiu-nb1 systemd[1]: getty@tty2.service: Deactivated successfully.
2月 23 13:18:45 kaiu-nb1 systemd[1]: getty@tty2.service: Scheduled restart job, restart counter is at 2.
2月 23 13:18:45 kaiu-nb1 systemd[1]: Stopped getty@tty2.service - Getty on tty2.
2月 23 13:18:45 kaiu-nb1 systemd[1]: Started getty@tty2.service - Getty on tty2.
註：我剛中午在嘗試解問題的時候曾經對它送 15 SIGTERM，它看起來像是有重新啟動過，PID 不一樣