> -----Original Message----- > From: Enrico Marocco [mailto:[email protected]] > Sent: Monday, May 24, 2010 5:14 PM > To: Sebastian Kiesel > Cc: Song Haibin; [email protected] > Subject: Re: [alto] ALTO client > > Sebastian Kiesel wrote: > >> For tracker based p2p applications, some guys proposed to embed the > ALTO > >> client within the tracker, so that the p2p clients do not have to be > >> changed. > > > > It is a good question wheter it is more practical to change only the > > tracker or all the peers in order to deploy ALTO. > > However, I think this is not the most important question when we > > ask ourselves where to place the ALTO client! > > > > I believe it is more important that we ask: Which configuration will > > yield better results for the peer selection? Please read section > > 2.1 of draft-kiesel-alto-3pdisc-02, there we explain why we believe the > > ALTO client in the tracker will give better results as opposed to > > putting the ALTO client in the peers. If you have questions or another > > point of view pleas let us know, we'd be happy to discuss! >
> I don't have a strong opinion whether it will be better to have the > client embedded in the peers or in the tracker, but I see good points on > both sides. > I agree. My concern is the tradeoff between the complexity and the performance. > To add some information to the discussion, I've uploaded at the > following link some charts showing the observed number of peers a > BitTorrent client got to know while downloading a particular file in > swarms of different size: http://ubiq.tilab.com/~enrico/graphs/ > > While the peers returned by the tracker -- the initial rise in the > graphs -- are important in the first phase of the download, the number > of peers discovered during the entire download period gets often very > close to the size of the swarm. > These graphs are very interesting. Do you have some data about the total number of peers returned by tracker VS the total number got from other peers during the entire download period? BR, Haibin > -- > Ciao, > Enrico _______________________________________________ alto mailing list [email protected] https://www.ietf.org/mailman/listinfo/alto
