ubuntu中如何设置时区

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设置时区，tzselect报错，需要安装tzdata

安装完后tzselect按如下步骤设置，最后copy下文件

root@5ee5ff2c92c7:~# date -RTue, 23 Jul 2019 13:55:20 +0000root@5ee5ff2c92c7:~# tzselect/usr/bin/tzselect: line 180: /usr/share/zoneinfo/iso3166.tab: No such file or directory/usr/bin/tzselect: time zone files are not set up correctlyroot@5ee5ff2c92c7:~# apt-get install tzdataReading package lists... DoneBuilding dependency treeReading state information... DoneThe following NEW packages will be installed:  tzdata0 upgraded, 1 newly installed, 0 to remove and 5 not upgraded.Need to get 168 kB of archives.After this operation, 2867 kB of additional disk space will be used.Get:1 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 tzdata all 2019b-0ubuntu0.16.04 [168 kB]Fetched 168 kB in 1s (89.9 kB/s)debconf: delaying package configuration, since apt-utils is not installedSelecting previously unselected package tzdata.(Reading database ... 16933 files and directories currently installed.)Preparing to unpack .../tzdata_2019b-0ubuntu0.16.04_all.deb ...Unpacking tzdata (2019b-0ubuntu0.16.04) ...Setting up tzdata (2019b-0ubuntu0.16.04) ...debconf: unable to initialize frontend: Dialogdebconf: (No usable dialog-like program is installed, so the dialog based frontend cannot be used. at /usr/share/perl5/Debconf/FrontEnd/Dialog.pm line 76.)debconf: falling back to frontend: ReadlineCurrent default time zone: 'Etc/UTC'Local time is now:      Tue Jul 23 13:55:39 UTC 2019.Universal Time is now:  Tue Jul 23 13:55:39 UTC 2019.Run 'dpkg-reconfigure tzdata' if you wish to change it.root@5ee5ff2c92c7:~#root@5ee5ff2c92c7:~# tzselectPlease identify a location so that time zone rules can be set correctly.Please select a continent, ocean, "coord", or "TZ". 1) Africa 2) Americas 3) Antarctica 4) Asia 5) Atlantic Ocean 6) Australia 7) Europe 8) Indian Ocean 9) Pacific Ocean10) coord - I want to use geographical coordinates.11) TZ - I want to specify the time zone using the Posix TZ format.#? 4Please select a country whose clocks agree with yours. 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#? 9Please select one of the following time zone regions.1) Beijing Time2) Xinjiang Time#? 1The following information has been given:        China        Beijing TimeTherefore TZ='Asia/Shanghai' will be used.Local time is now:      Tue Jul 23 21:55:48 CST 2019.Universal Time is now:  Tue Jul 23 13:55:48 UTC 2019.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/Shanghairoot@5ee5ff2c92c7:~#root@5ee5ff2c92c7:~# date -RTue, 23 Jul 2019 13:55:52 +0000root@5ee5ff2c92c7:~# cp /usr/share/zoneinfo/Asia/Shanghai  /etc/localtimeroot@5ee5ff2c92c7:~# date -RTue, 23 Jul 2019 21:56:15 +0800

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