4：不显示登入系统的主机名称或IP地址
| [root@DB-Server ~]# last -10 -R root pts/1 Wed Dec 18 09:54 still logged in root pts/4 Wed Dec 18 09:43 - 09:48 (00:04) root pts/1 Wed Dec 18 09:43 - 09:48 (00:05) root pts/3 Wed Dec 18 09:41 - 12:40 (02:59) root pts/4 Wed Dec 18 09:28 - 09:30 (00:01) root pts/3 Wed Dec 18 09:27 - 09:30 (00:02) root pts/2 Wed Dec 18 09:27 still logged in root pts/1 Wed Dec 18 09:27 - 09:42 (00:15) root pts/2 Wed Dec 18 09:23 - 09:25 (00:01) root pts/1 Wed Dec 18 09:22 - 09:25 (00:02) wtmp begins Wed Dec 11 03:02:17 2013 |
5: 指定/var/log/btmp文件，查看登录系统的用户相关信息
| [root@DB-Server ~]# last -n 10 -f /var/log/btmp root ssh:notty 192.168.136.163 Fri Oct 17 18:16 gone - no logout root ssh:notty 192.168.136.163 Fri Oct 17 09:50 - 18:16 (08:26) root ssh:notty 192.168.136.163 Fri Oct 17 09:50 - 09:50 (00:00) root ssh:notty 192.168.40.218 Tue Jul 23 17:40 - 09:50 (450+16:10) root ssh:notty 192.168.236.149 Sun Apr 14 01:34 - 17:40 (100+16:05) root ssh:notty 192.168.178.147 Fri Mar 8 17:25 - 01:34 (36+08:08) tomcat ssh:notty get185806.gfg1.e Fri Oct 26 16:48 - 17:25 (133+00:37) root ssh:notty 192.168.193.3 Mon Oct 22 18:13 - 16:48 (3+22:34) root ssh:notty 192.168.193.3 Mon Oct 22 18:13 - 18:13 (00:00) devloper ssh:notty get185819.gfg1.e Wed Oct 17 17:22 - 18:13 (5+00:50) btmp begins Thu Apr 12 14:30:06 2012 |
6: 将IP地址转换成主机名称
| last -10 -d |
7: 显示YYYYMMDDHHMMSS（20150110093000）之前的信息
| [root@DB-Server ~]# last -10 -t 20150110093000 root pts/2 192.168.102.186 Fri Jan 9 15:35 - 17:27 (01:52) root pts/2 192.168.102.134 Thu Jan 8 10:25 - 12:27 (02:02) root pts/3 192.168.125.53 Tue Jan 6 23:59 - 00:09 (00:09) root pts/2 192.168.125.53 Tue Jan 6 23:45 - 00:09 (00:23) root pts/3 192.168.102.88 Tue Jan 6 15:23 - 16:20 (00:57) root pts/2 192.168.102.88 Tue Jan 6 15:08 - 17:25 (02:16) oracle pts/1 :2.0 Tue Jan 6 15:07 still logged in reboot system boot 2.6.32-200.13.1. Tue Jan 6 15:07 (7+20:21) root pts/2 192.168.102.88 Tue Jan 6 14:47 - down (00:17) oracle pts/1 :2.0 Tue Jan 6 14:46 - down (00:18) wtmp begins Wed Apr 11 16:31:10 2012 |
总结
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