Re: [p2pi] [tana] [tsv-area] TANA proposed charter

"Narayanan, Vidya" <vidyan@qualcomm.com> Tue, 21 October 2008 19:02 UTC

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From: "Narayanan, Vidya" <vidyan@qualcomm.com>
To: Nicholas Weaver <nweaver@ICSI.Berkeley.EDU>
Date: Tue, 21 Oct 2008 12:03:08 -0700
Thread-Topic: [p2pi] [tana] [tsv-area] TANA proposed charter
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Subject: Re: [p2pi] [tana] [tsv-area] TANA proposed charter
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> -----Original Message-----
> From: Nicholas Weaver [mailto:nweaver@ICSI.Berkeley.EDU] 
> Sent: Tuesday, October 21, 2008 11:51 AM
> To: Narayanan, Vidya
> Cc: Nicholas Weaver; Stanislav Shalunov; TSV Area; 
> tana@ietf.org; p2pi@ietf.org; Eddy, Wesley M. (GRC-RCN0)[VZ]
> Subject: Re: [p2pi] [tana] [tsv-area] TANA proposed charter
> 
> 
> On Oct 21, 2008, at 11:33 AM, Narayanan, Vidya wrote:
> 
> > I'll start by saying that I do like the charter and believe 
> that it is 
> > scoped correctly.
> >
> > I do, however, share some of the concerns that Nicholas has 
> raised.   
> > We are talking about bulk data p2p transfers here, not necessarily 
> > just limited to file transfers.  This does mean p2p models 
> of video, 
> > games that exchange large amounts of data (e.g., World of 
> Warcraft), 
> > large medical data (e.g., high resolution imaging) transfer, etc.
> > fall into this category.  Of course, for some of these 
> applications, 
> > the answer may simply be that TANA is not applicable and 
> hence, should 
> > not be used.  However, I do think there are more grades to this.
> 
> Well, it also depends too:
> 
> The medical data is point to point, not P2P.  A single TCP 
> flow works well, and by being on real network, shouldn't 
> experience the buffer issues present in home gateways, and by 
> being a single flow, doesn't have the 
> congestion-monopolization properties that P2P transfer programs have.
> 
> Warcraft is not using P2P for playing, rather it is using P2P 
> to save money in the data transfer of "patches", which 
> include large amounts of content (textures, models, etc) 
> (thus my rant on cost shifting).
> 

I was not necessarily talking about the application models that exist today alone, but, was trying to see how future-proof this work can be.  But, world of warcraft is probably not the right example here :) 

Vidya
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