该文提出并实现了一种基于Windows的远程文件备份系统。该系统通过改进的差异算法和快照技术,有效地利用了网络带宽,实现高效,快速的文件同步;采用epoll机制,使服务器能够处理大规模的用户访问;对于文件进行归档管理。该系统实现了对本地数据的远程备份,为个人用户的数据安全提供了一套合理的远程数据备份方案。
This paper presents and implements an remote file backup system based on Windows.This system effectively utilize network bandwith and achieve fast file synchronization by using improved cliff algorithm and snapshot technology.System employ epoll to make server mange lage scale client access.Files are archived to be managed.System realizes remote backup of local data,provides an reasonable way of remote backup for individual users.