date 查看时间
timedatectl 查看时区
timedate list-timezones 查看系统时区
timedate set-timezones Asia/shanghai 设置系统时区
timedatectl set-timezone Asia/Hong_Kong
https://blog.csdn.net/ling1998/article/details/123696598
标签：set,timedatectl,timezones,Asia,timedate,centos7,修改,时区 From： https://www.cnblogs.com/lefengshop/p/17693963.html