一种多服务器协作文件动态调整并行下载机制  

A Multi-Server Collaborative Parallel Downloading Mechanism with File Dynamic Adjustment

作　　者：吴庆响[1] 帅建梅[1] 

机构地区：[1]中国科学技术大学自动化系

出　　处：《电子技术（上海）》2011年第8期10-11,共2页Electronic Technology

摘　　要：为提高分布式存储系统中文件的获取速度,提出一种尾块动态调整的多节点协作并行下载算法,通过对文件分块下载中的最后一块进行调整使得多个并行下载流尽可能同时结束。对比实验结果表明本文的下载算法提高了下载速度,改善了用户的下载体验。In order to improve the download speed of file in the distributed storage system,a multi-node collaborative parallel download algorithm based on dynamically adjustment of last block is proposed,which makes multiple parallel downloading streams stop simultaneously as possible through adjustment of the last block in the downloading of file sub-blocks.Experiments show that the proposed download algorithm can enhance download speed and improves user s＇ download experience compared with previous methods.

关 键 词：多服务器协作 动态调整 并行下载 

分 类 号：TP393.09[自动化与计算机技术—计算机应用技术]