ubuntu关闭时间同步

timedatectl set-ntp false

timedatectl
------
timedatectl
                      Local time: Thu 2019-11-14 17:16:05 CST
                  Universal time: Thu 2019-11-14 09:16:05 UTC
                        RTC time: Thu 2019-11-14 09:16:01
                       Time zone: Asia/Chongqing (CST, +0800)
       System clock synchronized: no
systemd-timesyncd.service active: no
                 RTC in local TZ: no

systemctl restart systemd-timesyncd.service

# 编辑ntp配置
timedatectl set-ntp true
nano /etc/systemd/timesyncd.conf
修改NTP=tw.pool.ntp.org
# 查看服务状态
systemctl status systemd-timesyncd.service
systemctl restart systemd-timesyncd.service

apt install ntpdate
ntpdate tw.pool.ntp.org