本文仅供快速搭建用 具体其他功能移步百度学习
主服务器
$ yum install -y ntp
$ vi /etc/ntp.conf
restrict 192.168.252.240 nomodify notrap nopeer noquery
server 127.127.1.0
Fudge 127.127.1.0 stratum 10
$ service ntpd start
$ chkconfig ntpd on从服务器
$ yum install -y ntp
$ vi /etc/ntp.conf
#server 0.centos.pool.ntp.org iburst
#server 1.centos.pool.ntp.org iburst
#server 2.centos.pool.ntp.org iburst
#server 3.centos.pool.ntp.org iburst
server 192.168.252.240
$ systemctl start ntpd
查看是否同步成功
$ ntpq -p
remote refid st t when poll reach delay offset jitter
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