[tor-relays] Estimating the value and cost of the Tor network

[Kees Goossens]

Hello Perry. 
5 TB/month for 20 euro/month at transip in the NL. I run a non-exit relay there. (Thinking about making it an exit.)
Kees

--
Kees on the move

> On 25 Sep 2014, at 03:03, Mike Perry <mikeperry at torproject.org> wrote:
> 
> Moritz Bartl:
>> Prices vary widely across different countries. We pay between $400 and
>> $1500 per Gbit/s per month in "popular and cheap locations". In a
>> scenario where we want to grow the network and at least keep the current
>> geographical diversity (or even grow it), we'd have to at least equally
>> strengthen less fortunate locations.
> 
> Right. With just one or two identity fingerprints, I can give an
> estimate on the minimum cost to build an equivalent Tor network with the
> same capacity, as I have already done. This is not very interesting,
> though, as you point out.
> 
> But with just one or two good example identity fingerprints (with
> pricing) in key locations, I can tell us how much investment it would
> take to build the Tor network with the diversity we want, using our
> current load balancing and network load. 
> 
> In other words, I can easily calculate what it would cost to ensure that
> the network path selection was made up of W% of RU, X% of US relays, Y%
> of EU relays, Z% of JP relays, etc etc.
> 
> With many more datapoints I can tell us how much the current Tor network
> actually costs with its current diversity, but I think that is actually
> less interesting, unless we wanted to be able to make assumptions like
> "As soon as we start paying people for bandwidth, all of (or X% of) our
> volunteers will instantly disappear" (which seems unlikely to me, but
> others think is a realistic concern).
> 
> *But* In order to do any of this, I need specific identity fingerprints
> and prices to do that calculation first. Again, I want to extrapolate
> from real relays, using our current load balancing.
> 
> So far only two people have given me identity fingerprints with actual
> pricing information. I need way more.
> 
> 
> -- 
> Mike Perry
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