Re: Tor Server Affecting Net Access

2007-03-23 Thread brianwc
 You have total transfer per day limited, but do you have total
 transfer per second limited using BandwidthRate and BandwidthBurst?

From my /etc/tor/torrc

BandwidthRate 75 KB
AccountingStart day 12:00
AccountingMax 1 GB

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Re: Tor Server Affecting Net Access

2007-03-23 Thread Martin Balvers
It could be that your router is struggling with the amount of connections
Tor generates. Consumer class routers are known to have a relatively low
number of max. connections or connections per second.

 You have total transfer per day limited, but do you have total
 transfer per second limited using BandwidthRate and BandwidthBurst?

 From my /etc/tor/torrc

 BandwidthRate 75 KB
 AccountingStart day 12:00
 AccountingMax 1 GB

 --
 To the agents of the N.S.A. reading this email: The right of the people
 to be secure in their persons, houses, papers, and effects, against
 unreasonable searches and seizures, shall not be violated, and no Warrants
 shall issue, but upon probable cause, supported by Oath or affirmation,
 and particularly describing the place to be searched, and the persons or
 things to be seized. 4th Amendment to the United States Constitution.





Re: [or-talk] Tor Server Affecting Net Access

2007-03-23 Thread Sam Creasey
On Thu, Mar 22, 2007 at 11:54:11PM -0700, [EMAIL PROTECTED] wrote:

snip

 However, if the issue is simply that having a couple hundred people's tor
 traffic running on your home DSL connection just gums up the works, and
 even segregating the tor server to its own IP won't address the issue,
 then I may have to sadly stop running it as I have to keep everything else
 functioning too.  Thanks for any suggestions.

First note -- I've noticed that the IP I'm using for my exit node is
defintely blocked some places.  I've not noticed any effects on the
other IP's, so it doesn't look like anyone is going through the
insanity of knocking out whole subnets yet, but...   

Anyway, I'm assuming people are simply blocking all servers in the TOR
directory listing...  Or have people observed that non-exit nodes are
actually not being blocked?  (my point here being that you should
probably consider the additional static IP anyway...)

The IP address probably won't help your bandwidth issue though.  You
could try turning down your bandwidth rate from 75KB and see if ths
helps, but that should be sufficiently low to keep things from
grinding to a halt (I personally noticed that I could run apps like
bittorrent at 80+% of my home bandwidth without killing online games
and VoIP).   I'll admit the possibility that the max connections per
second issue is a problem for a home gateway... but my exit server is
on a fairly low-power machine (Linux/UltraSPARC 300mhz box), which is
actually comparable to some home routers these days in sheer MIPS. 

Call me paranoid, but I'd actually be a little concerned about
upstream traffic shaping from your ISP if they're trying to throttle
back file sharers at the like.

Ok, probably not a helpful message for troubleshooting, just my own
$0.02.

-- Sam


Re: Tor Server Affecting Net Access

2007-03-23 Thread Roger Dingledine
On Fri, Mar 23, 2007 at 01:54:38AM -0700, [EMAIL PROTECTED] wrote:
  You have total transfer per day limited, but do you have total
  transfer per second limited using BandwidthRate and BandwidthBurst?
 
 From my /etc/tor/torrc
 
 BandwidthRate 75 KB
 AccountingStart day 12:00
 AccountingMax 1 GB

Suggestions, to try in order. Let me know which one of these solves it,
so we have another data point. :)

1) Add BandwidthBurst 75 KB to your torrc too. Right now your
BandwidthBurst is at the default, which is 6 MB, which is certainly
enough to saturate your upstream during bursts.

2) Upgrade to 0.1.2.12-rc, or if you can't, turn off your DirPort. The
0.1.1.x release only rate limits incoming traffic, whereas 0.1.2.x rate
limits both, including handling directory traffic well. Outgoing traffic
is probably causing your problem, whatever it is.

3) Try reducing the number 75 to a lower number. Maybe you don't
have the upstream bandwidth you think you have.

4) Drake had a good question, which was does having Tor running degrade
your connectivity even when it's known to be hibernating?

5) Your DSL router may have problems handling hundreds of TCP
connections at once. Are you running the most recent bios?

I don't think getting a separate IP will do much. But hey, if you
get to this point in the list, who knows. :) But once you've figured
out the issue, yay exit nodes, we could use more.

Hope that helps,
--Roger