ntpd client配置方法

[root@dataserver etc] yum -y install ntp

[root@dataserver etc]# cat /etc/sysconfig/ntpdate

# Options for ntpdate

OPTIONS="-U ntp -s -b"

# Set to 'yes' to sync hw clock after successful ntpdate

SYNC_HWCLOCK=yes

[root@dataserver etc]# cat /etc/ntp/step-tickers

# List of servers used for initial synchronization.

1.1.1.1

[root@dataserver etc]# cat /etc/ntp.conf

#server 0.centos.pool.ntp.org

#server 1.centos.pool.ntp.org

#server 2.centos.pool.ntp.org

server 1.1.1.1

[root@dataserver etc]# /etc/init.d/ntpd restart

chkconfig ntpd on

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#!/bin/bash
yum -y install ntp
ntpdate -q 1.cn.pool.ntp.org
ntpdate 2.cn.pool.ntp.org
sed  -i -r -e  's/^server/#server/g' /etc/ntp.conf
echo 'server 10.1.1.1 perfer' >>/etc/ntp.conf
echo 'SYNC_HWCLOCK="yes"' >>/etc/sysconfig/ntpd
service ntpd restart
chkconfig ntpd on