查看Linux系统最近重启命令

[root@localhost ~]# last reboot

rebootsystem boot2.6.18-164.el5Wed Dec 22 20:19(12:58)

rebootsystem boot2.6.18-164.el5Wed Nov 10 10:41(42+09:17)

rebootsystem boot2.6.18-164.el5Tue Oct 26 19:49(14+14:42)

rebootsystem boot2.6.18-164.el5Fri Oct 22 00:22(4+19:21)

rebootsystem boot2.6.18-164.el5Thu Oct 21 03:47(5+15:56)

rebootsystem boot2.6.18-164.el5Wed Oct 20 23:43(5+20:00)

rebootsystem boot2.6.18-164.el5Sat Sep 18 20:31(37+23:12)

在2010-12-22 20：19重启了系统

可以看到正常命令重启显示为down，而电源强制重启为crash。

查看最近用户登录情况

[root@localhost ~]# last

oraclepts/110.1.1.1         Thu Dec 23 08:59still logged in

rebootsystem boot2.6.18-164.el5Wed Dec 22 20:19(12:59)

rootpts/110.1.1.2   Sun Dec 12 13:07 - 13:59(00:52)

查看操作系统的历史命令：

[root@localhost ~]#history |more

382top

383df -lh

384top

385service iptables stop

386last

387last reboot

388last

389history

390history |more

在执行top命令时都可以查看系统状态，然后就出现了reboot重启系统的状况。在service iptables stop命令之前没有查下到reboot的命令，可见是系统重启。

查看系统的日子信息：

[root@localhost ~]#cat /var/log/messages |more

Dec 20 02:46:56 localhost xinetd[5248]: EXIT: telnet status=1 pid=12350 duration

=30(sec)

Dec 22 19:59:12 localhost shutdown[32014]: shutting down for system halt

Dec 22 19:59:12 localhost pcscd: winscard.c:304:SCardConnect() Reader E-Gate 0 0

Not Found

Dec 22 19:59:13 localhost smartd[5472]: smartd received signal 15: Terminated

Dec 22 19:59:13 localhost smartd[5472]: smartd is exiting (exit status 0)

Dec 22 19:59:14 localhost avahi-daemon[5410]: Got SIGTERM, quitting.

Dec 22 19:59:14 localhost avahi-daemon[5410]: Leaving mDNS multicast group on in

terface usb0.IPv6 with address fe80::21:5eff:fe9c:b6d7.

Dec 22 19:59:14 localhost avahi-daemon[5410]: Leaving mDNS multicast group on in

terface eth0.IPv6 with address fe80::221:5eff:fe98:b6f4.

Dec 22 19:59:14 localhost avahi-daemon[5410]: Leaving mDNS multicast group on in

terface eth0.IPv4 with address 10.132.0.162.

Dec 22 20:21:08 localhost syslogd 1.4.1: restart.

Dec 22 20:21:08 localhost kernel: klogd 1.4.1, log source = /proc/kmsg started.

Dec 22 20:21:08 localhost kernel: Linux version 2.6.18-164.el5 (mockbuild@x86-00

3.build.bos.redhat.com) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-46)) #1 SMP T

ue Aug 18 15:51:48 EDT 2009

后经确认，这是在机房人为重启服务器。