centos在设置时区

[root@localhost ~]# date -R     // 查看时区

Mon, 19 May 2014 10:18:46 +0000

[root@localhost ~]# tzselect   // 设置改动时区

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.

#? 5

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) Taiwan

10) Cyprus   27) Lebanon     44) Tajikistan

11) East Timor   28) Macau     45) Thailand

12) Georgia   29) Malaysia     46) Turkmenistan

13) Hong Kong   30) Mongolia     47) United Arab Emirates

14) India   31) Myanmar (Burma)     48) Uzbekistan

15) Indonesia   32) Nepal     49) Vietnam

16) Iran   33) Oman     50) Yemen

17) Iraq   34) Pakistan

#?

9

Please select one of the following time zone regions.

1) east China - Beijing, Guangdong, Shanghai, etc.

2) Heilongjiang (except Mohe), Jilin

3) central China - Sichuan, Yunnan, Guangxi, Shaanxi, Guizhou, etc.

4) most of Tibet & Xinjiang

5) west Tibet & Xinjiang

#? 1

The following information has been given:

China

east China - Beijing, Guangdong, Shanghai, etc.

Therefore TZ='Asia/Shanghai' will be used.

Local time is now: Mon May 19 18:19:27 CST 2014.

Universal Time is now: Mon May 19 10:19:27 UTC 2014.

Is the above information OK?

1) Yes

2) No

#? 1

You can make this change permanent for yourself by appending the line

TZ='Asia/Shanghai'; export TZ

to 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 you

can use the /usr/bin/tzselect command in shell scripts:

Asia/Shanghai

[root@localhost ~]# date

Mon May 19 10:19:45 UTC 2014

[root@localhost ~]# cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime  // 替换系统时区文件

cp: overwrite `/etc/localtime'? y

[root@localhost ~]# ntpdate time.windowscom

^[[A^C

[root@localhost ~]# ntpdate time.windows.com  // 同步时间

19 May 18:22:09 ntpdate[3400]: adjust time server 65.55.56.206 offset -0.286027 sec

[root@localhost ~]# date

Mon May 19 18:22:10 CST 2014

//參考： http://blog.163.com/zilichen0213@126/blog/static/17303755520118423614908/

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