Physical Sciences and Mathematics Commons^™

Optimal Peer Selection For P2p Downloading And Streaming, Micah Adler, Rakesh Kumar, Keith Ross, Dan Rubenstein, Torsten Suel, David D. Yao

Computer Science Department Faculty Publication Series

In a P2P system, a client peer may select one or more server peers to download a specific file. In a P2P resource economy, the server peers charge the client for the downloading. A server peer’s price would naturally depend on the specific object being downloaded, the duration of the download, and the rate at which the download is to occur. The optimal peer selection problem is to select, from the set of peers that have the desired object, the subset of peers and download rates that minimizes cost. In this paper we examine a number of natural peer selection …