Thank you for this.  Your explanation makes things clear.

-todd


On Fri, 4 Jul 2003, Ed Tomlinson wrote:

> NG is really quite simple.  What it does is attempt to find the route that will
> respond fastest for a given key.  It does this by tracking how long various
> events take.  
> 
> The current routing alg is based on node references.  ie. if a node has
> seen keys near the key we are looking for,  then route to it if its
> CP (which is a _guess_ of the probablity that we can contact that node)
> is amoung the best.
> 
> Problem with CP routing is that the speed of response is not taken into
> account.  So while it can find the data, its not optimal time wise.  NG 
> attempts to find the data and use an optimal path time wise.
> 
> Another factor in NG is that we attempt to reduce (or eliminate) alchmey.
> Meaning we use use measurements and math to make our choises.  
> 
> All in all NG should do a better job - a version of NG is in the experimental
> branch on cvs.
> 
> Ed 
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