双十一都不一定比这个优惠啊！！！
https://promotion.aliyun.com/ntms/act/vmpt/aliyun-group/buy.html?group=3vsvVvWn4w&time_out=1538542150000&userCode=s7njfi6d双十一都不一定比这个优惠啊！！！
https://promotion.aliyun.com/ntms/act/vmpt/aliyun-group/buy.html?group=3vsvVvWn4w&time_out=1538542150000&userCode=s7njfi6d![Centos服务器删除文件后但是空间没有释放的解决办法[图]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)