選擇用戶時區
$ tzselect Please identify a location so that time zone rules can be set correctly. Please select a continent or ocean. 1) Africa 2) Americas 3) Antarctica 4) Arctic Ocean 5) Asia 6) Atlantic Ocean 7) Australia 8) Europe 9) Indian Ocean 10) Pacific Ocean 11) none - I want to specify the time zone using the Posix TZ format. #?tzconfig
netkiller@shenzhen:~$ tzconfig Your current time zone is set to US/Eastern Do you want to change that? [n]: y Please enter the number of the geographic area in which you live: 1) Africa 7) Australia 2) America 8) Europe 3) US time zones 9) Indian Ocean 4) Canada time zones 10) Pacific Ocean 5) Asia 11) Use System V style time zones 6) Atlantic Ocean 12) None of the above Then you will be shown a list of cities which represent the time zone in which they are located. You should choose a city in your time zone. Number: 5 Aden Almaty Amman Anadyr Aqtau Aqtobe Ashgabat Ashkhabad Baghdad Bahrain Baku Bangkok Beirut Bishkek Brunei Calcutta Choibalsan Chongqing Chungking Colombo Dacca Damascus Dhaka Dili Dubai Dushanbe Gaza Harbin Hong_Kong Hovd Irkutsk Istanbul Jakarta Jayapura Jerusalem Kabul Kamchatka Karachi Kashgar Katmandu Krasnoyarsk Kuala_Lumpur Kuching Kuwait Macao Macau Magadan Makassar Manila Muscat Nicosia Novosibirsk Omsk Oral Phnom_Penh Pontianak Pyongyang Qatar Qyzylorda Rangoon Riyadh Riyadh87 Riyadh88 Riyadh89 Saigon Sakhalin Samarkand Seoul Shanghai Singapore Taipei Tashkent Tbilisi Tehran Tel_Aviv Thimbu Thimphu Tokyo Ujung_Pandang Ulaanbaatar Ulan_Bator Urumqi Vientiane Vladivostok Yakutsk Yekaterinburg Yerevan Please enter the name of one of these cities or zones You just need to type enough letters to resolve ambiguities Press Enter to view all of them again Name: [] Harbin Your default time zone is set to 'Asia/Harbin'. Local time is now: Tue Mar 11 10:46:46 CST 2008. Universal Time is now: Tue Mar 11 02:46:46 UTC 2008.
tzdata
dpkg-reconfigure tzdata$ sudo dpkg-reconfigure tzdata
date
e.g. date -s month/day/year
# date -s 1/18/2008
time
e.g. date -s hour:minute:second
# date -s 11:12:00
writing CMOS
# clock -w