author:headsen chen
date: 2018-10-09 19:50:15
#!/bin/bash
yum -y install ntpdate
/usr/sbin/ntpdate ntp.api.bz >/dev/null
hwclock -w
echo "1 1 * * * /usr/sbin/ntpdate ntp.api.bz >/dev/null 2>&1;hwclock -w" >>/var/spool/cron/root
service crond restart