ntp 最原始的时间服务器
- ntp install
- yum install ntp ntpdate
- systemctl enable ntpd && systemctl restart ntpd
- ntp config server
- # vi /etc/ntp.conf
- server cn.pool.ntp.org prefer
- restrict 192.168.1.1 mask 255.255.255.0 nomodify
- server 127.127.1.0 # localclock
- fudge 127.127.1.0 stratum 10
- # restart service
- systemctl enable ntpd && systemctl restart ntpd
- ntp config client
- # vi /etc/ntp.conf
- server cn.pool.ntp.org prefer
- # restart service
- systemctl enable ntpd && systemctl restart ntpd
- ntp check
- ntpq -p
- crontab sync
- #vi /etc/crontab
- */5 * * * * root ntpdate -s 192.168.1.1 ; hwclock -w
来源: http://www.bubuko.com/infodetail-3424341.html