[tor] Re: more info needed to be able to help
- From: Joseph Lorenzo Hall <joehall@xxxxxxxxx>
- To: "torservers@xxxxxxxxxxxxx" <torservers@xxxxxxxxxxxxx>
- Date: Sun, 27 Feb 2011 18:39:05 -0500
Shouldn't there be a way to set up an isolated mini-Tor network with
just a few high-bandwidth nodes for speed testing? Sort of like a lab
test where no traffic reaches the real Tor network (sort of a
sandbox)? Or is mimicking the Directories and such just too much work?
best, Joe
On Sunday, February 27, 2011, raidz <admin@xxxxxxxxx> wrote:
> I have a feeling the issue lies in the code, I mean Tor isn't even
> multi-threaded, thats pathetic. I have a relay that maxes out at 100mbits on
> a gige line, it won't go any higher. It would be great if we could work
> together with the developers, possibly giving them access to some of our
> relays and exits to see if they can find where the bottleneck lies. With
> people getting more used to faster speeds it will turn some people off from
> using the network. I know speed isn't the first priority, but it should be
> one of the higher priorities.
>
> Moritz,
>
> I am not sure who would have better luck with the devs, I can try and reach
> out to them, although I know you probably have a better relationship with
> them. I would be more than happy to help them troubleshoot any issues, I just
> hope they have the time and are willing because as it is now, Tor is not
> scalable.
>
>
> On Sun, 27 Feb 2011 21:54:28 +0100, Moritz Bartl wrote:
>
> Hi,
>
> Am 27.02.2011 21:43, schrieb Mark Smith:
>
> Could it simply be that the relays are offering more bandwidth than users
> need?
>
>
> That question comes up from time to time. I don't know the answer, and I
> surely would like to know more.
>
> I cannot believe that there ever will be a point in time where all our
> hundredthousands of users are unable to saturate the Tor network . When
> you use Tor, you can clearly see it could use more speed. And that's not
> only the latency of 3 hops.
>
>
> Still, the exits may not be a limiting factor anymore.
>
>
> The last time I ran the script to generate the tormap for Google Maps,
> only around 80 exits were faster than 1 mb/s. That includes a number of
> "more logical Tor nodes on one physical line because Tor does not
> scale", and many exits who only allow a very limited set of ports to exit.
> One should be aware that being an exit relay is no different from being
> a middle relay, only *additionally* allowing traffic to exit. So even if
> exits were not the bottleneck, they should still be used as middle and
> entry nodes.
>
>
>
>
--
Joseph Lorenzo Hall
ACCURATE Postdoctoral Research Associate
UC Berkeley School of Information
Princeton Center for Information Technology Policy
http://josephhall.org/
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