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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