中文显示乱码
root@debian:~# ls ''$'\344\270\255\346\226\207'
设置 locale
echo "LC_ALL=zh_CN.UTF-8" > /etc/default/locale
验证： 运行 locale，确认 LC_ALL 或 LANG 已设置为 zh_CN.UTF-8。
root@debian:~# locale LANG= LANGUAGE= LC_CTYPE="zh_CN.UTF-8" LC_NUMERIC="zh_CN.UTF-8" LC_TIME="zh_CN.UTF-8" LC_COLLATE="zh_CN.UTF-8" LC_MONETARY="zh_CN.UTF-8" LC_MESSAGES="zh_CN.UTF-8" LC_PAPER="zh_CN.UTF-8" LC_NAME="zh_CN.UTF-8" LC_ADDRESS="zh_CN.UTF-8" LC_TELEPHONE="zh_CN.UTF-8" LC_MEASUREMENT="zh_CN.UTF-8" LC_IDENTIFICATION="zh_CN.UTF-8" LC_ALL=zh_CN.UTF-8
然后运行 ls，检查文件名是否正确显示为 中文。
root@debian:~# ls 中文