每天备份NAS上的www目录到一块单独的硬盘上

#!/bin/bash 
DATE=`date -d "now" +%Y%m%d` dataBackupDir=/media/2a76a963-92b1-4f74-a2c8-b7dc7a898331/music/wwwbackup 
tar -czvf /var/www-$DATE.tar.gz /var/www/ >/dev/null 2&>1 
mv /var/www-$DATE.tar.gz $dataBackupDir