Ubuntu 20.04 修改时区

查看当前时区

timedatectl

您将获得类似于以下内容的输出：

Local time: Wed 2021-05-11 19:33:20 UTC
Universal time: Wed 2021-05-11 17:33:20 UTC
RTC time: Wed 2021-05-11 19:33:22 
Time zone: UTC (UTC, +0000) 
System clock synchronized: yes 
NTP service: active 
RTC in local TZ: no

改成东八区

sudo timedatectl set-timezone Asia/Shanghai