在Ubuntu中更改时区 上次按网上说的用 拷贝文件的方式改就吃过亏了,cron应该是读取/etc/timezone来进行调度的。在Ubunut上正确修改时区的命令应该是 dpkg-reconfigure tzdatadpkg-reconfigure tzdata 更改后 fp@fp2:~$ cat /etc/localtime TZif2UTCTZif2UTC UTC0 fp@fp2:~$ cat /etc/timezone Etc/UTC fp@fp2:~$ date Sun Sep 7 11:13:52 UTC 2014fp@fp2:~$ cat /etc/localtime TZif2UTCTZif2UTC UTC0 fp@fp2:~$ cat /etc/timezone Etc/UTC fp@fp2:~$ date Sun Sep 7 11:13:52 UTC 2014