环境：centos6.8 2.6.32-642.el6.x86_64
yum install -y ntp ntpdate ntpdate ntp5.aliyun.com cp /etc/ntp.conf{,.ori} egrep -v “^$|#” /etc/ntp.conf.ori > /etc/ntp.conf sed “s/server*/#&/g” /etc/ntp.conf -i cat >> /etc/ntp.conf <<EOF server ntp5.aliyun.com restrict ntp5.aliyun.com nomodify notrap noquery server 127.127.1.0 fudge 127.127.1.0 stratum 10 EOF /etc/init.d/ntpd start chkconfig ntpd on就是这么简单
