Linux查看关机时间
在Linux系統(tǒng)中,如何查看系統(tǒng)什么時(shí)候執(zhí)行了shutdown命令關(guān)閉服務(wù)器了呢?
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方法1:使用 last -x|grep shutdown 查看shutdown的歷史記錄
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[root@mylnx20 log]# last -x|grep shutdown shutdown system down? 2.6.32-504.el6.x Thu Jun 23 17:30 - 09:03? (15:33)??? shutdown system down? 2.6.32-504.el6.x Sun Apr 10 23:29 - 23:29? (00:00)??? shutdown system down? 2.6.32-504.el6.x Sun Apr 10 23:25 - 23:27? (00:02)??? shutdown system down? 2.6.32-504.el6.x Sun Apr 10 23:24 - 23:24? (00:00)??? shutdown system down? 2.6.32-504.el6.x Thu Mar? 3 00:11 - 00:12? (00:00)??? shutdown system down? 2.6.32-504.el6.x Fri Jun 26 10:50 - 10:50? (00:00)??? shutdown system down? 2.6.32-504.el6.x Fri Jun 26 10:35 - 10:35? (00:00)??? shutdown system down? 2.6.32-504.el6.x Thu Jun 25 10:37 - 10:37? (00:00)??? shutdown system down? 2.6.32-504.el6.x Sat Jun 13 23:10 - 23:10? (00:00)??? shutdown system down? 2.6.32-504.el6.x Sat Jun 13 22:54 - 22:54? (00:00)??
如下所示,可以使用下面命令查看最后一次shutdown的時(shí)間。
[root@mylnx20 log]# last -x|grep shutdown | head -1shutdown system down? 2.6.32-504.el6.x Thu Jun 23 17:30 - 09:03? (15:33)??
方法2:通過(guò)/var/log/messages日志查看shutdown的記錄
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[root@localhost log]# more /var/log/messages | grep "shutdown"[root@localhost log]# more /var/log/messages.1 | grep "shutdown"Jun 13 11:55:37 localhost shutdown[23387]: shutting down for system halt[root@localhost log]#
這種方法也有個(gè)弊端,如果messages日志被循環(huán)覆蓋了,那么這種方法也檢查不出什么時(shí)候重啟過(guò),另外這種方法在有些版本的Linux是無(wú)效的,例如在Red Hat Enterprise Linux Server release 6.6 下,你執(zhí)行了shutdown -h now后,message如下所示,根本沒(méi)有shutdown相關(guān)字眼
[root@cluster-00 log]# more /var/log/messages | grep "acpid: exiting"
Jun 24 11:43:49 cluster-00 acpid: exiting
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遺憾的是這兩種方法都無(wú)法定位是那個(gè)客戶端發(fā)出的shutdown命令。只能看到shutdown命令執(zhí)行的時(shí)間。
轉(zhuǎn)載于:https://www.cnblogs.com/kerrycode/p/5613962.html
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