From: Brian Atkins (brian@posthuman.com)
Date: Wed Sep 20 2000 - 20:09:54 PDT
Would you agree that Mojonation seems to be the only service so far to
come up with some plan to prevent this?
Tom Whore wrote:
>
> Recent days have shown that the modem barrier is slamming the gnutella net
> almost as much as the report below. I dont remeber this being forked
> before so here it goes
>
> http://www.parc.xerox.com/istl/groups/iea/papers/gnutella/index.html
>
> Free Riding on Gnutella
> Eytan Adar and Bernardo A. Huberman
> Internet Ecologies Area
> Xerox Palo Alto Research Center
> Palo Alto, CA 94304
>
> Abstract
>
> An extensive analysis of user traffic on Gnutella shows a
> significant amount of free riding in the system. By sampling messages on
> the Gnutella network over a 24-hour period, we established that nearly 70%
> of Gnutella users share no files, and nearly 50% of all responses are
> returned by the top 1% of sharing hosts. Furthermore, we found out that
> free riding is distributed evenly between domains, so that no one group
> contributes significantly more than others, and that peers that volunteer
> to share files are not necessarily those who have desirable ones. We argue
> that free riding leads to degradation of the system performance and adds
> vulnerability to the system. If this trend continues copyright issues
> might become moot compared to the possible collapse of such systems.
-- Brian Atkins Director, Singularity Institute for Artificial Intelligence http://www.singinst.org/
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