To adjusts system date and time.
Time zone information is stored in the configuration file /etc/timezone an can be checked using the cat command:
root@server:~# cat /etc/timezone Europe/Lisbon
To adjust the system timezone, use the dpkg-reconfigure tzdata:
root@server:~# dpkg-reconfigure tzdata
Choose the geographical area:
Then the region or city where the system is physically located:
The current default time zone is now:
Current default time zone: 'Europe/Lisbon' Local time is now: Wed Oct 27 11:54:26 WEST 2010. Universal Time is now: Wed Oct 27 10:54:26 UTC 2010.
date can be used to show the actual system date and time:
root@server:~# date Wed Oct 27 12:00:57 WEST 2010
date can also be used to quickly adjust system date and time. The syntax is “date MMDDhhmm”:
root@server:~# date 10271201 Wed Oct 27 12:01:00 WEST 2010