[tor-relays] sudden drop

Fri Jan 2 23:55:29 UTC 2015

Not sure if related, but I noticed today one of my exit relays was not operating properly. Turned out the bind server was not resolving properly. I turned off dnssec and it started working again...

On January 2, 2015 6:45:30 PM EST, tor-relays-request at lists.torproject.org wrote:
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>------------------------------------------------------------------------
>
>Today's Topics:
>
>   1. Reduced number of HSDir's (Sebastian Urbach)
>   2. Re: Reduced number of HSDir's (Austin Bentley)
>   3. Re: Reduced number of HSDir's (Kura)
>   4. Re: Reduced number of HSDir's (Sebastian G. <bastik.tor>)
>   5. Help - My relay consensus has been stripped back to 20
>      (bigbudtor at Safe-mail.net)
>   6. Re: Help - My relay consensus has been stripped back to 20 (s7r)
>
>
>------------------------------------------------------------------------
>
>From: Sebastian Urbach <sebastian at urbach.org>
>To: tor-relays at lists.torproject.org
>Sent: Fri Jan 02 12:25:06 EST 2015
>Subject: [tor-relays] Reduced number of HSDir's
>
>Hi,
>
>https://metrics.torproject.org shows a big nose dive recently regarding
>the 
>number of HSDir's. Did i miss anything relevant in the last days ? That
>
>seem to be the reason why i see increasing download numbers on my
>system.
>
>Thanks for any lind of info.
>--
>Sincerely yours / Sincères salutations
>
>Sebastian Urbach
>
>-----------------------------------------
>Definition of Tor:
>10% luck, 20% skill, 15% concentrated
>power of will, 5% pleasure, 50% pain and
>100% reason to remember the name!
>-----------------------------------------
>
>
>
>
>
>------------------------------------------------------------------------
>
>From: Austin Bentley <ab6d9 at mst.edu>
>To: tor-relays at lists.torproject.org
>Sent: Fri Jan 02 13:29:33 EST 2015
>Subject: Re: [tor-relays] Reduced number of HSDir's
>
>No clue. I wonder if there's some backlash from a anti-attack mechanism
>of
>some sort? There was a few attempted attacks against the Tor network,
>but
>it wasn't anything worth discussing. Check out the post on the 31st
>from
>blog.torproject.org.
>
>On Fri, Jan 2, 2015 at 11:25 AM, Sebastian Urbach
><sebastian at urbach.org>
>wrote:
>
>> Hi,
>>
>> https://metrics.torproject.org shows a big nose dive recently
>regarding
>> the number of HSDir's. Did i miss anything relevant in the last days
>? That
>> seem to be the reason why i see increasing download numbers on my
>system.
>>
>> Thanks for any lind of info.
>> --
>> Sincerely yours / Sincères salutations
>>
>> Sebastian Urbach
>>
>> -----------------------------------------
>> Definition of Tor:
>> 10% luck, 20% skill, 15% concentrated
>> power of will, 5% pleasure, 50% pain and
>> 100% reason to remember the name!
>> -----------------------------------------
>>
>>
>> _______________________________________________
>> tor-relays mailing list
>> tor-relays at lists.torproject.org
>> https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-relays
>>
>
>
>------------------------------------------------------------------------
>
>From: Kura <kura at kura.io>
>To: tor-relays at lists.torproject.org
>Sent: Fri Jan 02 13:47:51 EST 2015
>Subject: Re: [tor-relays] Reduced number of HSDir's
>
>I think something must have happened, I restarted half a dozen or so of
>my relays over a week ago and none of them have been given the
>HSDir flag, which if I remember rightly is a 21 hour flag? I may be
>mistaken but, I would have expected that flag to be back with over a
>week of uptime.
>
>
>--
>Kura
>
>t: @kuramanga [https://twitter.com/kuramanga]
>w: https://kura.io/ [https://kura.io/]
>g: @kura [http://git.io/kura]
>On 02/01/2015 18:30:00, Austin Bentley <ab6d9 at mst.edu> wrote:
>No clue. I wonder if there's some backlash from a anti-attack mechanism
>of some sort? There was a few attempted attacks against the Tor
>network, but it wasn't anything worth discussing. Check out the post on
>the 31st from blog.torproject.org [http://blog.torproject.org].
>
>
>On Fri, Jan 2, 2015 at 11:25 AM, Sebastian Urbach <sebastian at urbach.org
>[mailto:sebastian at urbach.org]> wrote:
>
>Hi,
>
>https://metrics.torproject.org [https://metrics.torproject.org] shows a
>big nose dive recently regarding the number of HSDir's. Did i miss
>anything relevant in the last days ? That seem to be the reason why i
>see increasing download numbers on my system.
>
>Thanks for any lind of info.
>--
>Sincerely yours / Sincères salutations
>
>Sebastian Urbach
>
>-----------------------------------------
>Definition of Tor:
>10% luck, 20% skill, 15% concentrated
>power of will, 5% pleasure, 50% pain and
>100% reason to remember the name!
>-----------------------------------------
>
>
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>
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>
>------------------------------------------------------------------------
>
>From: "Sebastian G. <bastik.tor>" <bastik.tor at googlemail.com>
>To: tor-relays at lists.torproject.org
>Sent: Fri Jan 02 14:51:26 EST 2015
>Subject: Re: [tor-relays] Reduced number of HSDir's
>
>02.01.2015, 19:47 Kura:
>> I think something must have happened, I restarted half a dozen or so
>> of my relays over a week ago and none of them have been given the
>> HSDir flag, which if I remember rightly is a 21 hour flag? I may be
>> mistaken but, I would have expected that flag to be back with over a
>> week of uptime.
>
>It used to be a 25 hour flag. 1 day plus an additional hour.
>
>I think (yes, that says I don't know) the period being longer than 24
>hours had something to do with an attack to get relays under adversary
>control in the right position to become a HSDir for some
>hidden-services. If one pays for a relays by days an additional hour is
>an additional day for an attacker.
>
>I may have missed something, but maybe it was raised.
>
>I do remember that changes to Guards took place, like requiring them to
>have more bandwidth and to reducing the number of Guards clients would
>use. This was due to research.
>
>Regards,
>Sebastian
>
>
>
>------------------------------------------------------------------------
>
>From: bigbudtor at Safe-mail.net
>To: tor-relays at lists.torproject.org
>Sent: Fri Jan 02 18:28:48 EST 2015
>Subject: [tor-relays] Help - My relay consensus has been stripped back
>to 20
>
>On the 29th December one of our relays, bigbud
>(6911888F83565892FE23F1B03EB501D80E1E8780) which had a consensus of
>630+ and had been running for nearly 18 months (100 days uptime running
>2.5.8) suddenly started receiving much less traffic. 
>
>I have seen a gradual reduction in traffic over the course of the last
>year but on the 29th the drop off was very significant and I saw in
>Atlas that the consensus is dropped to 20. When I look at the consensus
>files it shows that bigbud has a consensus of 20 and that Unmeasured
>was set to 1.
>
>Any ideas please? I upgraded Tor to 2.5.10 after I noticed the
>consensus drop. Is this something to do with the Lizard new relay flood
>or something or is there an actual problem with the relay?
>
>On a related note the relay lost guard status too a few months ago and
>I couldn't see why that would be.
>
>
>
>------------------------------------------------------------------------
>
>From: s7r <s7r at sky-ip.org>
>To: tor-relays at lists.torproject.org
>Sent: Fri Jan 02 18:39:52 EST 2015
>Subject: Re: [tor-relays] Help - My relay consensus has been stripped
>back to 20
>
>-----BEGIN PGP SIGNED MESSAGE-----
>Hash: SHA1
>
>This was reported yesterday 01.01.2015 in IRC too, for this relay:
>
>3D7E274A87D9A89AF064C13D1EE4CA1F184F2600
>
>The same it was pushing good amounts of traffic and the consensus
>weight dropped to 20 with no modifications made to the Tor config file
>or anything. You are the 3rd person who reports this, seams like worth
>investigating further.
>
>I can see both of them are exits, but doubt this has anything to do
>with it.
>
>Could it be a measurement problem from the bandwidth authorities? Why
>would it happen only to very few relays in this case?
>
>On 1/3/2015 1:28 AM, bigbudtor at Safe-mail.net wrote:
>> On the 29th December one of our relays, bigbud
>> (6911888F83565892FE23F1B03EB501D80E1E8780) which had a consensus of
>> 630+ and had been running for nearly 18 months (100 days uptime
>> running 2.5.8) suddenly started receiving much less traffic.
>> 
>> I have seen a gradual reduction in traffic over the course of the
>> last year but on the 29th the drop off was very significant and I
>> saw in Atlas that the consensus is dropped to 20. When I look at
>> the consensus files it shows that bigbud has a consensus of 20 and
>> that Unmeasured was set to 1.
>> 
>> Any ideas please? I upgraded Tor to 2.5.10 after I noticed the
>> consensus drop. Is this something to do with the Lizard new relay
>> flood or something or is there an actual problem with the relay?
>> 
>> On a related note the relay lost guard status too a few months ago
>> and I couldn't see why that would be. 
>> _______________________________________________ tor-relays mailing
>> list tor-relays at lists.torproject.org 
>> https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-relays
>> 
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>
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-- 
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