怎么在ubuntu系统中修改时区和时间

怎么在ubuntu系统中修改时区和时间？很多新手对此不是很清楚，为了帮助大家解决这个难题，下面小编将为大家详细讲解，有这方面需求的人可以来学习下，希望你能有所收获。

ubuntu修改时区和时间的方法

1.首先查看时区：

codetc@webubuntu:~$ date -RTue, 17 Dec 2013 18:23:01 +0800

如果要修改时区，执行sudo tzselect

2.选择区域：亚洲

codetc@webubuntu:~$ sudo tzselect[sudo] password for codetc: 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 Ocean10) Pacific Ocean11) none - I want to specify the time zone using the Posix TZ format.#? 5

3.选择国家：中国

Please select a country. 1) Afghanistan      18) Israel        35) Palestine 2) Armenia        19) Japan         36) Philippines 3) Azerbaijan      20) Jordan        37) Qatar 4) Bahrain        21) Kazakhstan      38) Russia 5) Bangladesh      22) Korea (North)     39) Saudi Arabia 6) Bhutan        23) Korea (South)     40) Singapore 7) Brunei        24) Kuwait        41) Sri Lanka 8) Cambodia       25) Kyrgyzstan      42) Syria 9) China         26) Laos         43) Taiwan10) Cyprus        27) Lebanon        44) Tajikistan11) East Timor      28) Macau         45) Thailand12) Georgia        29) Malaysia       46) Turkmenistan13) Hong Kong       30) Mongolia       47) United Arab Emirates14) India         31) Myanmar (Burma)    48) Uzbekistan15) Indonesia       32) Nepal         49) Vietnam16) Iran         33) Oman         50) Yemen17) Iraq         34) Pakistan#? 9

4.选择时区：北京时间

Please select one of the following time zone regions.1) east China - Beijing, Guangdong, Shanghai, etc.2) Heilongjiang (except Mohe), Jilin3) central China - Sichuan, Yunnan, Guangxi, Shaanxi, Guizhou, etc.4) most of Tibet & Xinjiang5) west Tibet & Xinjiang#? 1

5.确认验证：

The following information has been given:    China    east China - Beijing, Guangdong, Shanghai, etc.Therefore TZ='Asia/Shanghai' will be used.Local time is now:   Tue Dec 17 18:22:10 CST 2013.Universal Time is now: Tue Dec 17 10:22:10 UTC 2013.Is the above information OK?1) Yes2) No#? 1You can make this change permanent for yourself by appending the line    TZ='Asia/Shanghai'; export TZto the file '.profile' in your home directory; then log out and log in again.Here is that TZ value again, this time on standard output so that youcan use the /usr/bin/tzselect command in shell scripts:Asia/Shanghai

6.复制文件到/etc目录下

sudo cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime

7.更新时间

sudo ntpdate time.windows.com

8.修改时间以后，修改硬件CMOS的时间

sudo hwclock --systohc

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