1. 查看当前字符集

locale

2. 查看有没有zh_CN.utf8

locale -a |grep CN

3. 安装 langpacks-zh_CN

yum install -y langpacks-zh_CN

4. 配置

 > /etc/locale.conf; echo 'LANG="zh_CN.UTF-8"' >>/etc/locale.conf  

5. 重启系统

shutdown -r now