http://wangxiang2010.blog.51cto.com/287785/455756
rsync -auzv --progress --password-file=/etc/rsync.pas root@ip::backup /home/www/test
http://wangxiang2010.blog.51cto.com/287785/455756
rsync -auzv --progress --password-file=/etc/rsync.pas root@ip::backup /home/www/test