linux系统查看时区

在/etc/profile中设置TZ：export TZ=Asia/Shanghai or export TZ=GMT

[oracle@oracle ~]$ cat /etc/sysconfig/clock 

# The ZONE parameter is only evaluated by system-config-date.

# The timezone of the system is defined by the contents of /etc/localtime.

ZONE="Asia/Shanghai"

UTC=true

ARC=false

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