ubuntu时钟同步

timedatectl set-timezone Asia/Shanghai
sudo apt-get install ntpdate
sudo ntpdate ntp1.aliyun.com
sudo hwclock -w  #将系统时钟写入硬件时钟
sudo timedatectl set-ntp false  #关闭时钟网络同步
sudo hwclock --localtime --systohc #设置跟随硬件时间

参考:
https://www.cnblogs.com/quchunhui/p/7658853.html
https://blog.csdn.net/wangmj_hdu/article/details/110221379