shell local timezone
bash-4.1$ ls -l /etc/localtime
lrwxrwxrwx 1 root root 33 Nov 22 2016 /etc/localtime -> /usr/share/zoneinfo/Europe/London
bash-4.1$ ls -l /etc/localtime
lrwxrwxrwx 1 root root 33 Nov 22 2016 /etc/localtime -> /usr/share/zoneinfo/Europe/London