centos5.x 登陆显示：
-bash: warning: setlocale: LC_CTYPE: cannot change locale (en_US.UTF-8): No such file or directory
-bash: warning: setlocale: LC_COLLATE: cannot change locale (en_US.UTF-8): No such file or directory
-bash: warning: setlocale: LC_MESSAGES: cannot change locale (en_US.UTF-8): No such file or directory
-bash: warning: setlocale: LC_NUMERIC: cannot change locale (en_US.UTF-8): No such file or directory
-bash: warning: setlocale: LC_TIME: cannot change locale (en_US.UTF-8): No such file or directory
亲测
vi /etc/environment
写入
LANG=en_US.UTF-8
即可
CentOS -bash: warning: setlocale: LC_MESSAGES: cannot change locale (en_US.UTF-8)
原文：http://314258.blog.51cto.com/304258/1924274