sudo systemctl status ntpd sudo systemctl start ntpd sudo systemctl is-enabled ntpd修改hadoop102的ntp.conf配置文件
sudo vim /etc/ntp.conf
sudo vim /etc/sysconfig/ntpd
SYNC_HWCLOCK=yes

sudo systemctl status ntpd sudo systemctl start ntpd sudo systemctl is-enabled ntpd修改hadoop102的ntp.conf配置文件
sudo vim /etc/ntp.conf
sudo vim /etc/sysconfig/ntpd
SYNC_HWCLOCK=yes