Re: [p2pi] Charter and problem statement

[Sebastian Kiesel <sebastian.kiesel at nw.neclab.eu>]

On Mon, Jul 14, 2008 at 04:03:03PM -0400, Livingood, Jason wrote:
> So are you suggesting that you may want a response to the client to
> include multiple responses (cache and content) so that a client can try
> them in sequence or in parallel?

I am not sure what the conclusion is, I just wanted to raise the issue:
The goal of ALTO is to provide information that cannot be acquired
easily by the peers using measurements between each other. 

> I think I understand the problem of
> rare content, but perhaps in the p2p area the speed of finding the
> optimal resource for the content has been a lower priority than finding
> a high-speed resource (since a file transfer could take several minutes
> to hours). 

If it might happen that candidate caches do not already have the rare
content, any recommendation should not only consider the link between
client and cache but also the link from the cache to the "upstream
source", from which the content is retrieved by the cache.

thanks,
Sebastian

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Sebastian Kiesel            mailto:sebastian.kiesel at nw.neclab.eu
Network Research Division   tel:+49-6221-4342-232   fax:+49-6221-4342-155
NEC Laboratories Europe     Kurfuerstenanlage 36, 69115 Heidelberg, Germany
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