[리눅스] last 명령어

last 명령어

최근 시스템에 접속한 정보를 출력하는 명령어

last

$ last
vagrant  pts/0        192.168.0.1      Tue Jan 31 21:30   still logged in
reboot   system boot  5.15.0-58-generi Tue Jan 31 21:30   still running
root     tty1                          Tue Jan 31 00:11 - down   (00:00)
vagrant  pts/0        192.168.0.1      Sun Dec 11 20:11 - 22:41  (02:30)
vagrant  pts/0        192.168.0.14     Sun Dec 11 19:37 - 20:07  (00:29)
ubuntu   pts/1        192.168.0.51     Sun Dec 11 18:58 - 19:35  (00:36

* 원격 접속일 경우 IP가 출력되며, 로컬인 경우 IP가 보이지 않음

지난 로그 파일 보고(wtmp)

cd /var/log

ls -l wtmp

$ ls -l wtmp
-rw-rw-r-- 1 root utmp 181632 Jan 31 21:30 wtmp

last -f wtmp

$ last -f wtmp
reboot   system boot  5.15.0-58-generi Tue Jan 31 21:30   still running
root     tty1                          Tue Jan 31 00:11 - down   (00:00)
vagrant  pts/0        192.168.0.1      Sun Dec 11 20:11 - 22:41  (02:30)
reboot   system boot  5.15.0-56-generi Sun Dec 11 20:10 - 22:41  (02:31)
vagrant  pts/0        192.168.0.14     Sun Dec 11 19:37 - 20:07  (00:29)
reboot   system boot  5.15.0-56-generi Sun Dec 11 19:30 - 20:07  (00:36)
scbyun   pts/1        192.168.0.51     Sun Dec 11 18:58 - 19:35  (00:36)
reboot   system boot  5.15.0-56-generi Sun Dec 11 18:52 - 19:35  (00:42)