This dissertation mainly introduces the key technology and innovative research of ws - dfs , such as web - based architecture , flexible component model , distributed local file storage unit , parallel access control and high efficiently organize and index for huge amount data 本文主要論述基于web服務(wù)的分布式文件服務(wù)系統(tǒng)的關(guān)鍵技術(shù)及創(chuàng)新研究,包括體系結(jié)構(gòu)、靈活的組件模型、全分布的本地文件存儲(chǔ)單元、數(shù)據(jù)并發(fā)訪問控制和海量數(shù)據(jù)高效的組織和檢索等六個(gè)方面的研究成果。