CentOS 7 显示中文乱码

1.查看

cat /etc/locale.conf 

LANG=en_US.UTF-8

2.备份

cp /etc/locale.conf /etc/locale.conf_bak

3.编辑变量

cat > /etc/locale.conf <<EOF
LANG="zh_CN.UTF-8"
EOF

cat > /etc/sysconfig/i18n <<EOF

LANG="zh_CN.UTF-8"

EOF

vi /etc/profile

#尾部添加
export LANG="zh_CN.UTF-8"

source /etc/sysconfig/i18n

source /etc/locale.conf

source /etc/profile

4.退出服务器，然后再次登入

exit