[tor-talk] Craigslist now giving Tor the slows, lol

Mirimir mirimir at riseup.net
Fri Jun 13 04:54:07 UTC 2014


On 06/12/2014 10:28 PM, Mirimir wrote:
> On 06/11/2014 08:38 PM, grarpamp wrote:
>> On Thu, Jun 5, 2014 at 11:52 PM, Mirimir <mirimir at riseup.net> wrote:
>>> I've looked at four CL sites:
>>
>> Here the distribution of every exit with a matching
>> policy to one site, with its respective page time and
>> 'getinfo ns/id/fp' weight. Exits sorted by page time.
>>
>> http://bayimg.com/nAodGAaFL
>>
>> The first 170+ with 0 time tor refused as 'unrecognized
>> relays' even though policy permitted them. They might
>> have been sleeping.
>>
>> The division of half the relays is interesting.
>> If there's a better source for the probability each
>> exit will be picked by a client I'd like to know?
>>
>> As is the sizable number of weight dropouts
>> around the start of blocking near 120 sec.
> 
> Here's what I get for craigslist from my first test series. As noted, I
> get information about Tor exit used using exit_used.py[1] and loading
> times with "torsocks midori -s http://craigslist.org/". I got blacklist
> information for the exits from MXToolBox[2].
> 
> http://bayimg.com/kaOIOAafL

I missed a KB to Kbps error :(

Here:

http://bayimg.com/lAoiMAAfL

> For three of the ten exits used (default client choices) in the first
> test series, http://craigslist.org/ loaded in about eight seconds (30-50
> Kbps). For the other seven, it took several minutes (~1 Kbps).
> 
> I don't see any obvious correlation with blacklist status.
> 
> [1] https://stem.torproject.org/tutorials/examples/exit_used.html
> [2] http://mxtoolbox.com/blacklists.aspx
> 
> <SNIP>
> 


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