yum install ntp
timedatectl status
timedatectl set-timezone Asia/Shanghai
timedatectl set-ntp yes
timedatectl set-local-rtc 1
#同步
ntpdate pool.ntp.org
#查看时间是否正确
date
yum install ntp
timedatectl status
timedatectl set-timezone Asia/Shanghai
timedatectl set-ntp yes
timedatectl set-local-rtc 1
#同步
ntpdate pool.ntp.org
#查看时间是否正确
date