CentOS下怎么快速修改时区

方法1： timedatectl set-timezone Asia/Shanghai

# timedatectlWarning: Ignoring the TZ variable. Reading the system's time zone setting only.Local time: Mon 2016-11-21 01:52:42 ESTUniversal time: Mon 2016-11-21 06:52:42 UTCRTC time: Mon 2016-11-21 06:52:42Time zone: America/New_York (EST, -0500)NTP enabled: n/aNTP synchronized: noRTC in local TZ: noDST active: noLast DST change: DST ended atSun 2016-11-06 01:59:59 EDTSun 2016-11-06 01:00:00 ESTNext DST change: DST begins (the clock jumps one hour forward) atSun 2017-03-12 01:59:59 ESTSun 2017-03-12 03:00:00 EDT

设置时区为CST(东8区)

# timedatectl  set-timezone Asia/ShanghaiWarning: Ignoring the TZ variable. Reading the system's time zone setting only.Local time: Mon 2016-11-21 14:52:59 CSTUniversal time: Mon 2016-11-21 06:52:59 UTCRTC time: Mon 2016-11-21 06:52:59Time zone: Asia/Shanghai (CST, +0800)NTP enabled: n/aNTP synchronized: noRTC in local TZ: noDST active: n/a[root@localhost ~]#

方法2：TZ环境变量的方式

修改用户目录下的.bash_profile，在文件末尾追加：

TZ='Asia/Shanghai'; export TZ

推出登录后，重新登录，date命令可以查看效果。