所有节点配置NTP服务

主节点：

打开vim /etc/ntp.conf文件

 1  For more information about this file, see the man pages
 2 # ntp.conf(5), ntp_acc(5), ntp_auth(5), ntp_clock(5), ntp_misc(5), ntp_mon(5).
 3 
 4 driftfile /var/lib/ntp/drift
 5 
 6 # Permit time synchronization with our time source, but do not
 7 # permit the source to query or modify the service on this system.
 8 restrict default kod nomodify notrap nopeer noquery
 9 #restrict -6 default kod nomodify notrap nopeer noquery
10 
11 # Permit all access over the loopback interface.  This could
12 # be tightened as well, but to do so would effect some of
13 # the administrative functions.
14 restrict 192.168.133.131 nomodify notrap nopeer noquery #该节点的IP地址
15 restrict 127.0.0.1
16 restrict -6 ::1
17 
18 # Hosts on local network are less restricted.
19 restrict 192.168.133.2 mask 255.255.255.0 nomodify notrap #网关和子网掩码
20 
21 # Use public servers from the pool.ntp.org project.
22 # Please consider joining the pool (http://www.pool.ntp.org/join.html).
23 #server 0.rhel.pool.ntp.org iburst
24 57 lines yanked    
25 
26 server  127.127.1.0
27 fudge   127.127.1.0 stratum 8

从节点

vim vim /etc/ntp.conf

 1 # For more information about this file, see the man pages
 2 # ntp.conf(5), ntp_acc(5), ntp_auth(5), ntp_clock(5), ntp_misc(5), ntp_mon(5).
 3 
 4 driftfile /var/lib/ntp/drift
 5 
 6 # Permit time synchronization with our time source, but do not
 7 # permit the source to query or modify the service on this system.
 8 restrict default  nomodify notrap nopeer noquery
 9 #restrict -6 default kod nomodify notrap nopeer noquery
10 
11 # Permit all access over the loopback interface.  This could
12 # be tightened as well, but to do so would effect some of
13 # the administrative functions.
14 
15 restrict 192.168.133.129  nomodify notrap nopeer noquery#该节点IP地址
16 restrict 127.0.0.1
17 restrict -6 ::1
18 
19 # Hosts on local network are less restricted.
20 restrict 192.168.133.2 mask 255.255.255.0 nomodify notrap
21 
22 
23 
24 #server 2.rhel.pool.ntp.org iburst
25 #server 3.rhel.pool.ntp.org iburst
26 server 192.168.133.136 #主机IP地址
27 fudge 192.168.133.136 stratum 8