Presentation 2013-10-17
Peer cooperation for accelerating piece diffusion and localization in BitTorrent
Hisashi ETO, Satoshi OHZAHATA, Toshihiko KATO,
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Abstract(in English) In Bit Torrent, network consist of overlay network on IP network. Therefore, even if peer wants a piece that exists in the same AS, the peer may get the piece from the outside AS. This behavior causes redundant traffic, and becomes burden for ISPs. In the peer selection algorithm, each peer selects randomly select a peer with the optimistic unchoke every thirty seconds from its peer list. In this paper, we improve the optimistic unchoke to reduces the cross-AS traffic. The proposed method uses original Tit-for-tat strategy to keep fairness between an uploader and a downloader, but we modify the optimistic unchoke to reduce the redundant traffic across A Ses.
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Keyword(in English) P2P / BitTorrent / Piece Diffusion / Optimistic Unchoke
Paper # NS2013-102
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Committee NS
Conference Date 2013/10/10(1days)
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Registration To Network Systems(NS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Peer cooperation for accelerating piece diffusion and localization in BitTorrent
Sub Title (in English)
Keyword(1) P2P
Keyword(2) BitTorrent
Keyword(3) Piece Diffusion
Keyword(4) Optimistic Unchoke
1st Author's Name Hisashi ETO
1st Author's Affiliation Graduate School of Information Systems,The University of Electro-Communications()
2nd Author's Name Satoshi OHZAHATA
2nd Author's Affiliation Graduate School of Information Systems,The University of electro-Communications
3rd Author's Name Toshihiko KATO
3rd Author's Affiliation Graduate School of Information Systems,The University of electro-Communications
Date 2013-10-17
Paper # NS2013-102
Volume (vol) vol.113
Number (no) 244
Page pp.pp.-
#Pages 2
Date of Issue