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PeerDedupe: Insights into the peer-assisted sampling deduplication
Xing, Yuanjian ; Li, Zhenhua ; Dai, Yafei
2010
英文摘要As the digital data rapidly inflates to a world-wide storage crisis, data deduplication is showing its increasingly prominent function in data storage. Driven by the problems behind the mainstream server-side deduplication schemes, recently there has been a tendency of introducing peer-assisted methods into the deduplication systems. However, this topic is still quite vague at present and lacks thorough research. In this paper, we conduct in-depth and quantitative investigation on the peer-assisted deduplication. Through measurements we observe that the inter-peer duplication accounts for a large proportion of the total duplication, and exhibits strong peer locality. Then based on our observations, we propose PeerDedupe, a novel peer-assisted sampling deduplication approach. Experiments show that PeerDedupe can remove over 98% duplication with each peer coordinating with no more than 5 other peers, and it requires much less server RAM usage than the existing works. ?2010 IEEE.; EI; 0
语种英语
DOI标识10.1109/P2P.2010.5570004
内容类型其他
源URL[http://ir.pku.edu.cn/handle/20.500.11897/295523]  
专题信息科学技术学院
推荐引用方式
GB/T 7714
Xing, Yuanjian,Li, Zhenhua,Dai, Yafei. PeerDedupe: Insights into the peer-assisted sampling deduplication. 2010-01-01.
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