If someone does model this I think it would be interesting to try "random" caching. What happens if say 10% of traffic passing through a node is randomly selected for caching. I suspect that the level of redundacy is *too* high in freenet causing stuff to be pushed out of the store quickly.
Matt -- On Saturday 09 March 2002 01:59 pm, you wrote: > On Sat, Mar 09, 2002 at 10:46:46AM -0500, Jeff Darcy wrote: > > "Seems to" is the key phrase. It doesn't provide any kind of guarantee, > > or even improve availability by any determinate amount. Furthermore, as > > more people join the race to stay at the top of everyone's cache the > > benefit to each decreases...while network traffic continues to increase. > > At a certain point this becomes tantamount to a deliberate denial of > > service, and should be treated by the network as such. I think what some > > people are suggesting here is something that improves availability > > deterministically and without increasing network traffic, even if it ends > > up being less than an ironclad availability guarantee (which might not be > > possible in this context). > > The most promising research direction to increase Freenet's data retention > (ie. to increase the probability that people find data that was inserted > into the network at some time in the past) is to look at conditional > caching. > > For example, having a higher caching probability closer to the origin of > the data along a request-reply path should increase node specialization and > reduce the rate at which data is dropped. At the moment, all data is > cached. > > I have been encouraging people to volunteer to experiment with simulations > to this effect, but unfortunately there haven't been any takers yet. > > Ian. ---------------------------------------- Content-Type: application/pgp-signature; charset="us-ascii"; name="Attachment: 1" Content-Transfer-Encoding: 7bit Content-Description: ---------------------------------------- _______________________________________________ freenet-tech mailing list [EMAIL PROTECTED] http://lists.freenetproject.org/mailman/listinfo/tech
