[tor-bugs] #24955 [Core Tor/Tor]: exit selection biases appear to result when very-long ExcludeExitNodes list is in effect (was: path selection biases toward same exits)

Mon Jan 22 04:02:46 UTC 2018

#24955: exit selection biases appear to result when very-long ExcludeExitNodes list
is in effect
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 Reporter:  starlight     |          Owner:  (none)
     Type:  defect        |         Status:  new
 Priority:  Medium        |      Milestone:
Component:  Core Tor/Tor  |        Version:  Tor: 0.3.2.9
 Severity:  Normal        |     Resolution:
 Keywords:                |  Actual Points:
Parent ID:                |         Points:
 Reviewer:                |        Sponsor:
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Comment (by starlight):

 had a near-maximum-length list of ExcludeExitNodes with many dead-relay
 fingerprints on it; trimmed the list to about 15 entries (retaining CC
 entries) and the bias/exclusion appears to have diminished or been
 eliminated

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/24955#comment:3>
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