Ubuntu
1. modify /etc/default/locale and add the following to it
LANG=en_US.UTF-8
LANGUAGE=en_US.en
2. echo “export LANGUAGE=en_US:en” >> ~/.bashrc
CentOS
设置 loacle 为中文环境
1）
# vim /etc/sysconfig/i18n
LANG="zh_CN.UTF-8"
2）. 设置 loacle 为英文环境
# vim /etc/sysconfig/i18n
LANG="en_US.UTF-8"