Peter Todd <retep at penguinpowered.com> wrote: > On Tue, Feb 20, 2001 at 10:29:36PM +0000, Theodore Hong wrote: > > Alpine: http://cubicmetercrystal.com/alpine/ > > Uses custom protocol built on UDP to efficiently (so they claim) broadcast > > queries to hundreds of thousands of hosts at a time -- I guess that means > > they use a fully-connected (all-to-all) network topology. > > Alpine is horribly inefficient. Being a all-to-all network topology > where every search request is sent to *every* machine on the network > it's bandwidth useage for any single node is n where n is the number > of nodes in the network. Therefore the bandwidth usage for all of > nodes is n^2, obviously horribly inefficient.
Well, that's the point -- they claim they can do it: "The low overhead of a DTCP connection means hundreds of thousands of concurrent connections can be used by an application for direct communication with a large number of peers." Can that be true? theo _______________________________________________ Devl mailing list Devl at freenetproject.org http://www.uprizer.com/mailman/listinfo/devl
