修改时区配置文件

vi /etc/sysconfig/clock

ZONE="Asia/Shanghai"

链接到上海时区

rm -rf /etc/localtime

ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime

查看时区已经更改

cat /etc/sysconfig/clock

The time zone of the system is defined by the contents of /etc/localtime.

This file is only for evaluation by system-config-date, do not rely on its

contents elsewhere.

ZONE="Asia/Shanghai"