Synchronizing Linux system time scripts

Share a synchronization Linux system time D script, you can automatically set the system time zone for the East Eight, and synchronize the system, when the Ntpdate synchronization failure will try to synchronize with Rdate, time server us.ntp.org.cn and time.nist.gov can replace their usual

#!/bin/bash[ "`rpm -qa | egrep ^rdate`" ] || yum -y install rdate > /dev/null 2>&1tz=`date -R | awk ‘{print $NF}‘`if [ $tz != "+0800" ]   then       \cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime        echo ZONE=\"Asia/Shanghai\" > /etc/sysconfig/clockfi/usr/sbin/ntpdate us.ntp.org.cnif [ $? != 0 ]   then      /usr/bin/rdate -s time.nist.govfi/sbin/hwclock -w

Combined with Cron to make a task plan, you can periodically automatically synchronize the system time.

Synchronizing Linux system time scripts