Re: [tor-relays] new Tor exit

2018-03-14 Thread Sebastian Niehaus
2018-03-15 7:03 GMT+01:00 Arisbe :

>
> Here is my problem:  The aforementioned relay has been on for nearly
> 24-hours and not a single user has frequented my doorsteps.



https://blog.torproject.org/lifecycle-new-relay
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Re: [tor-relays] 100K circuit request per minute for hours killed my relay

2017-07-27 Thread Sebastian Niehaus
Am 27.07.2017 um 19:48 schrieb Vort:
>>  This sort of thing has been going on for many years.  I used to refer
>> to it as "mobbing".  As nearly as I was ever able to determine, the behavior
>> is an unintended consequence of hidden services.
> 
> Same thing started to happen today and I have noticed that 100% CPU
>   usage spikes happens every hour and lasts for several minutes.
> During this spikes, all cores of CPU are used and stack trace points
>   somewhere at worker_thread_main() function.
> Also today relay have more connections than usually (5500 vs 2000-3000).
> Is this pattern matches the characteristics of hidden services work?




Happened to my relay as well, performance was degraded quite a lot, i
lost guard state 


Strange ...





Sebastian
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Re: [tor-relays] Upgrading a relay and changing IP address

2017-05-18 Thread Sebastian Niehaus
2017-05-18 13:15 GMT+02:00 Cristian Consonni :
>
> I am running the relays on VPS providers so, I can choose (only) among
> the versions of Debian that are provided by the services as templates.
>
>
It should be possible to upgrade to Jessie from the template. At least that
is what I did on my maschine hosted as a VPS.



Sebastian
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[tor-relays] Lost guard flag, IPv6 problem?

2017-02-26 Thread Sebastian Niehaus
Hi,

my relay lost its guard flag and I don't know what might be the reason.
The flag was lost before the last reboot (due to kernel upgrade)

https://atlas.torproject.org/#details/7A32C9519D80CA458FC8B034A28F5F6815649A98

Any ideas on that?



What bothers me too is: there is no IPv6 "Dir Address" although I did
not change configuration. Some days ago, I hat IPv6 connectivity issues
but they are resolved.


Any hints on this? I am not sure if those problems are related to each
other ...



Thanks,


Sebastian



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Re: [tor-relays] Reminder: If you are on 0.2.9.x, make sure you are running 0.2.9.9

2017-02-09 Thread Sebastian Niehaus
2017-02-09 20:48 GMT+01:00 mick :

>
> Attempting an upgrade from 0.2.9.8 I get nothing.
>
>
I have Jessie and tor from jessie-backports, tor version is 0.2.9.9.


Sebastian
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Re: [tor-relays] Tor relay from home - end of experiment?

2016-12-14 Thread Sebastian Niehaus
Am 14.12.2016 um 11:46 schrieb Rana:

> They do, however, have different numbers as to how much traffic they can 
> carry; which in view of the above IMHO can be attributed only to the 
> difference in how well their respective IPSs connect with the ISPs in places 
> where DirAuths are located.


What kind of connection are they attached to? DSL? Fiber? Cable?
POTS/Modem? ... ?

What kind of hardware is used to build the connection? One of these
shiny pretty Netgear R7900?


Sebastian




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Re: [tor-relays] Tor relay from home - end of experiment?

2016-12-13 Thread Sebastian Niehaus
Am 13.12.2016 um 20:01 schrieb Rana:

> Any other advice / ideas welcome.

You have been asked for fingerpring or atlas link several times.



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Re: [tor-relays] Unwarranted discrimination of relays with dynamic IP

2016-12-04 Thread Sebastian Niehaus
Am 04.12.2016 um 19:46 schrieb Rana:
> Paul, you may be a very, very smart dude who needs no clarifications and I 
> may be a passive aggressive liberal fascist but you are totally wrong - I 
> have NO idea what "submit a patch" means 

https://lmgtfy.com/?q=submit+a+patch!




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Re: [tor-relays] Unwarranted discrimination of relays with dynamic IP

2016-12-04 Thread Sebastian Niehaus
Am 04.12.2016 um 20:24 schrieb ane...@tutanota.de:
> In Germany, it's quite usual that you have a dynamic IP and unusual that
> you have static IP. Not just a few relays are located in Germany.  It's
> not just a question of frustration of owners of dynamic IP relay, but
> also a matter of bandwith waste. If Tor cannot handle dynamic IPs
> properly a lot of bandwith is not used. And bandwith is something that
> the Tor network can not get enough of.

In Soviet Russia, it's quite usual that you have a only IP over Avian
Carriers (RFC 2549) and unusual that you have fibre to your home.  Not
that much relays are located in Soviet Russia. It's
 not just a question of frustration of owners connected via avian
carriers but also a matter of bandwith waste and diversity. If Tor
cannot handle avian carriers properly a lot of bandwith is not used. And
bandwith and diversity is something that the Tor network can not get
enough of.



SCNR










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Re: [tor-relays] Unwarranted discrimination of relays with dynamic IP

2016-12-04 Thread Sebastian Niehaus
Am 04.12.2016 um 19:50 schrieb Rana:

> Since when is there a requirement for a relay operator to have "programming 
> skills"? 

This requirement does not exist.

But there if you want make tor behave differently than it does,
programming skills are welcome (but not necessary).


> [tor] should say so and I would stop wasting my time. [...]
> Otherwise, Tor should fix what's broken.

Telling "tor" what it has to do will not work. For sure.

Contribute nothing - expect nothing. Nobody feels obliged to change the
code just to make tor behave as you like under your setup.

(yes, I know, you are at least willing to contribute your bandwidth).


You have to convince someone that your needs are worth to be implemented
or just implement them on your own. Listening to explanations why tor
behaves like it does and repeating your demands is possibly not the best
way to contribute.


Sebastian



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Re: [tor-relays] Unwarranted discrimination of relays with dynamic IP

2016-12-04 Thread Sebastian Niehaus
Am 04.12.2016 um 17:54 schrieb Rana:

> In short, if Tor Project does not want relays with dynamic IP, it 
> should say so and I would stop wasting my time. Otherwise, Tor
> should fix what's broken.

Please submit a patch.


Thanks.


Crying about what tor shold do to please you seems not very productive.


Sebastian





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Re: [tor-relays] Useful metrics for relay operators

2016-09-04 Thread Sebastian Niehaus
Am 01.09.2016 um 05:36 schrieb I:
> Did someone mention t-shirts?

I got my weather notification in January, recieved the t-shirt one week
ago.

Thanks!


Sebastian



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[tor-relays] DoS on my non-exit relay? Or just oversensitive DoS "protection"?

2016-08-10 Thread Sebastian Niehaus
Hi,

The provider of my non-exit "silentrocket" told me they temporarily
disconnected the server from their network because of a DoS attack
against the machine.

https://atlas.torproject.org/#details/7A32C9519D80CA458FC8B034A28F5F6815649A98

They sent me some details of what they think is a DoS attack (date and
time omitted ...):


###
Attack type: DoS_IN
Attacked IP: 82.223.21.74
###
Source Address  Source Port Destination Address Destination Port
Frames


193.171.202.146 TCP:9001  82.223.21.74  TCP:61078   21440736
176.10.104.243  TCP:443   82.223.21.74  TCP:25817   11203344
185.29.8.132TCP:443   82.223.21.74  TCP:56708   8160360
58.58.170.2 TCP:443   82.223.21.74  TCP:61980   7840824
144.76.14.145   TCP:143   82.223.21.74  TCP:19866   6240664
195.154.209.91  TCP:443   82.223.21.74  TCP:20229   4808568
192.42.113.102  TCP:9001  82.223.21.74  TCP:62658   4328568
83.146.80.152   TCP:39898 82.223.21.74  TCP:90013041584
87.98.162.251   TCP:443   82.223.21.74  TCP:60948   2240040
188.138.9.49TCP:9001  82.223.21.74  TCP:13349   224
93.145.122.187  TCP:60469 82.223.21.74  TCP:90011920016
104.236.92.66   TCP:1337  82.223.21.74  TCP:48838   1760248
5.248.227.163   TCP:9001  82.223.21.74  TCP:28976   1760240
109.104.12.92   TCP:9001  82.223.21.74  TCP:15808   1601224
46.101.237.246  TCP:9001  82.223.21.74  TCP:18393   1600784
212.47.239.187  TCP:443   82.223.21.74  TCP:6669160
212.117.180.130 TCP:443   82.223.21.74  TCP:37114   144
37.187.17.67TCP:38547 82.223.21.74  TCP:90011281176
37.157.193.107  TCP:49192 82.223.21.74  TCP:9001804896
193.11.164.243  TCP:9001  82.223.21.74  TCP:62265   800040


I am not sure whether it really looks like a DoS attack or if is just
many "normal" tor packets hammering on the small server which are
misunderstood as a DoS.


They are coming from a remote's maschines tor port and going to some
random port om my server suggesting the packets are simply a reply to
some connection my server opened.


The server ran fine for several months but now I get a disconnection
notice several times a day. Maybe there is really a DoS, maybe their
automatic DoS protection reacts too fast, maybe they are just fed up
with the traffic the relay causes and want to make things hard for me.

Do you have any (educated) guesses what might be going on here?


Thank you very much,


Sebastian





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Re: [tor-relays] TOR router install without access to root

2016-05-25 Thread Sebastian Niehaus
Am 25.05.2016 um 10:28 schrieb Markus Koch:
> Thank you. What about the config filez in /etc/tor/ ... /etc/ should be root 
> only?

The user runnng tor must be able to read them. $DataDir has to be rw

Sebastian



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Re: [tor-relays] TOR router install without access to root

2016-05-25 Thread Sebastian Niehaus
Am 25.05.2016 um 10:16 schrieb Markus Koch:
> Linux, would like to upgrade my accounts at feralhosting.com with tor
> nodes. It must be possible because there are a lot of TOR nodes on
> feral. No clue what kind of linux they are using but you are right, I
> needed root for my other 6 TOR servers and I am just wondering if
> there is a way around it, if not I just ask them to install it for me
> :)

tor does not require root permission to be run properly. I just started
it as user on my debian maschine. Make sure not to use port numbers
below 1025.



Sebastian




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Re: [tor-relays] Weird relay outage

2016-03-26 Thread Sebastian Niehaus
Am 26.03.2016 um 13:38 schrieb Xza:
> Suddenly my relay lost all it's flags plus weird bandwidth drops while the 
> network is fully intact.
> Tor version 0.2.7.6 - Ubuntu server 14.04

Do you have any question? Just want to share an observation? Anything we
might have a look on?


Sebastian





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Re: [tor-relays] Bandwidth Fallen Off Drastically

2016-03-14 Thread Sebastian Niehaus
Am 14.03.2016 um 17:19 schrieb Daryl Styrk:

> Didn't some University just drop 5000 relays into the network?


Not sure if this might be the reason but I obeserved the consensus
weight of my mittle relay drop to half of its previous value. Server and
network configuration has not been changed, no downtime.


https://atlas.torproject.org/#details/7A32C9519D80CA458FC8B034A28F5F6815649A98

The amount of data transferred dropped not that much.



Sebastian





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Re: [tor-relays] Network Bandwidth Fine Tuning

2016-03-02 Thread Sebastian Niehaus
Am 02.03.2016 um 15:25 schrieb Tristan:
> Maybe this article from the Tor FAQ will help:
> http://archives.seul.org/or/relays/Aug-2010/msg00034.html

Thanks.

> According to the article, Tor can only get 100Mbps per CPU core, and Tor
> doesn't use any more than 2 cores because it's not fully multithreaded.

I only have one core (on a vmware virtual server) but I am far from  100
Mbps:

niehaus@rocket:~$ cat /proc/cpuinfo
processor   : 0
vendor_id   : GenuineIntel
cpu family  : 6
model   : 58
model name  : Intel(R) Xeon(R) CPU E5-2683 v3 @ 2.00GHz
stepping: 0
microcode   : 0x2b
cpu MHz : 1997.686
cache size  : 35840 KB
physical id : 0
siblings: 1
core id : 0
cpu cores   : 1
apicid  : 0
initial apicid  : 0
fpu : yes
fpu_exception   : yes
cpuid level : 13
wp  : yes
flags   : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge
mca cmov pat pse36 clflush dts mmx fxsr sse sse2 ss syscall nx rdtscp lm
constant_tsc arch_perfmon pebs bts nopl xtopology tsc_reliable
nonstop_tsc aperfmperf pni pclmulqdq ssse3 cx16 pcid sse4_1 sse4_2
x2apic popcnt aes xsave avx f16c rdrand hypervisor lahf_lm ida arat epb
pln pts dtherm fsgsbase smep
bogomips: 3995.37
clflush size: 64
cache_alignment : 64
address sizes   : 40 bits physical, 48 bits virtual
power management:




> You can only run 2 instances of Tor on the same IP address, which means
> a maximum of 800Mbps, if you do it right.

I have only one instance but with one core it probably is pointless to
run more instances ...


Sebastian





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Re: [tor-relays] Network Bandwidth Fine Tuning

2016-03-02 Thread Sebastian Niehaus
Am 29.02.2016 um 00:15 schrieb Moritz Bartl:

> It can take up to roughly a month before a new relay reaches its 'final'
> throughput levels. See
> https://blog.torproject.org/blog/lifecycle-of-a-new-relay for details.

I am surprised as well because my middle relay has quite a low traffic,
at least not as much a I expect.


https://atlas.torproject.org/#details/7A32C9519D80CA458FC8B034A28F5F6815649A98

Advertised Bandwidth: 7.74 MB/s but it should do more

It is quite a small box but always has free memory left:

niehaus@rocket:~$ vmstat
procs ---memory-- ---swap-- -io -system--
--cpu-
 r  b   swpd   free   buff  cache   si   sobibo   in   cs us sy
id wa st
 0  0 185600  93328   4112  73220011112   61   21  5  4
91  0  0



The highes percentage of CPU use in top I have seen is about 15%, there
is quite a lot idle time left. AES is supported in hardware, network
speed is okay;

niehaus@rocket:~$ bin/speedtest-cli
Retrieving speedtest.net configuration...
Retrieving speedtest.net server list...
Testing from arsys.es (82.223.21.74)...
Selecting best server based on latency...
Hosted by Vodafone Spain (Madrid) [0.00 km]: 7.529 ms
Testing download speed
Download: 385.85 Mbit/s
Testing upload speed..
Upload: 242.09 Mbit/s
niehaus@rocket:~$

Anything I can do to donate more bandwith? Any more information you need?

-- 
Sebastian Niehaus
Am Freibad West 80
38440 Wolfsburg



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Re: [tor-relays] Network Bandwidth Fine Tuning

2016-03-02 Thread Sebastian Niehaus
Am 28.02.2016 um 02:14 schrieb stea...@nym.mixmin.net:

> root$ speedtest-cli

Do not do ervrything as root ...

-- 
Sebastian Niehaus
Am Freibad West 80
38440 Wolfsburg



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Re: [tor-relays] tor middle node question

2016-01-27 Thread Sebastian Niehaus
Am 27.01.2016 um 06:22 schrieb Operator AnonymizedIoExitCA1:
> [ http://project.torstatus.kgprog.com/ ]

> at the end of the website does not work. Anybody know where/how
> the source code is available?

https://github.com/KenanSulayman/torstatus

HTH,

Sebastian



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Re: [tor-relays] tor middle node question

2016-01-27 Thread Sebastian Niehaus
Am 27.01.2016 um 09:39 schrieb Sebastian Niehaus:
> Am 27.01.2016 um 06:22 schrieb Operator AnonymizedIoExitCA1:
>> [ http://project.torstatus.kgprog.com/ ]
> 
>> at the end of the website does not work. Anybody know where/how
>> the source code is available?
> 
> https://github.com/KenanSulayman/torstatus

and https://svn.torproject.org/svn/torstatus/

HTH,

Sebastian



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