修改命令如下：
# cp /etc/localtime /etc/localtime.org # rm /etc/localtime # ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
修改命令如下：
# cp /etc/localtime /etc/localtime.org # rm /etc/localtime # ln -s /usr/share/zoneinfo/Asia/Shanghai /etc/localtime
