CentOS时间同步
安装ntpdate
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[root@node-01 ~]
# yum install ntpdate -y
Loaded plugins: fastestmirror
Setting up Install Process
Loading mirror speeds from cached hostfile
* base: mirrors.163.com
* extras: mirrors.zju.edu.cn
* updates: mirrors.163.com
Resolving Dependencies
--> Running transaction check
---> Package ntpdate.x86_64 0:4.2.6p5-10.el6.centos.2 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================================================================
Package Arch Version Repository Size
================================================================================================================================
Installing:
ntpdate x86_64 4.2.6p5-10.el6.centos.2 base 78 k
Transaction Summary
================================================================================================================================
Install 1 Package(s)
Total download size: 78 k
Installed size: 123 k
Downloading Packages:
ntpdate-4.2.6p5-10.el6.centos.2.x86_64.rpm | 78 kB 00:00
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
Installing : ntpdate-4.2.6p5-10.el6.centos.2.x86_64 1
/1
Verifying : ntpdate-4.2.6p5-10.el6.centos.2.x86_64 1
/1
Installed:
ntpdate.x86_64 0:4.2.6p5-10.el6.centos.2
Complete!
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同步时间
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[root@node-01 ~]
# /usr/sbin/ntpdate cn.pool.ntp.org
27 Jul 15:24:41 ntpdate[1674]: step
time
server 85.199.214.101 offset -27705.095972 sec
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加到定时任务中
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[root@node-01 ~]
# crontab -e
[root@node-01 ~]
# crontab -l
# time sync
*
/5
* * * *
/usr/sbin/ntpdate
cn.pool.ntp.org >
/dev/null
2>$1
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本文转自 运维小当家 51CTO博客，原文链接：http://blog.51cto.com/solin/1951459，如需转载请自行联系原作者
