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Questions tagged [performance]

The tag has no usage guidance.

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0answers
6 views

How I can check speed of bridges?

How I can check speed of bridges ? I need to check speed of some public bridges that are listed metrics.torproject.org and some of non-public
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1answer
527 views

Why is Tor button for Chrome so much faster than the official Tor browser?

I use regular Chrome, Chrome Canary with Tor button (connected to tor from MacPorts) and Tor browser on the same computer. Obviously regular Chrome is the fastest but Canary/Tor button is just ...
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1answer
80 views

What about Tor light?

Recently unscrupulous marketers in the U.S. were allowed to collect data from all their customers and resell that data. That's why I'm using Tor for pretty much everything I do. However, I only need ...
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0answers
40 views

Looking for Conflux code

I'm looking for source code of Conflux tool, published here. There's statement: 'We implemented the multipath construction and cell sequencing, buffering, and reordering in the Tor source code (...
2
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2answers
297 views

Are AES-NI crypto instructions used by my Tor (relay) server?

I have a server with Linux Debian 8.4, running a relay. I read that AES-NI could improve the performance of my relay. Or at least, less stress the CPU by crypto operations. Proof of AES-NI detected ...
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2answers
19k views

Tor browser will not open - tried everything I know

My Tor browser just randomly stopped launching. I'm running Windows 10. I have tried to delete everything tor related and re-download multiple times, messed with the firewall settings, etc. The ...
5
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1answer
469 views

What is the most appropriate kind of hardware to run a Tor relay on?

In the purpose of setting up a Tor relay that makes good use of a fast FTTH connection, what computer will do the job most efficiently at the time of writing, provided the following requirements are ...
3
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1answer
89 views

Performance capacity of Tor network to handle large amount of users watching Netflix

I understand that there may not be an explicit answer to this question, so I am just asking about the likelihood. Take for example the Anonabox Kickstarter project from last year. This project ...
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0answers
603 views

Tor 0.2.7.6 uses 100% of CPU all the time!

I just updated my Tor with tor-0.2.7.6.tar.gz, but when I run tor, it uses 100% of one of my CPU's cores, even if I run something simple like tor --version. What is going on?
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0answers
36 views

Performance issues in single guard for hidden services

From what I can read in this recent post in the Tor blog, Hidden Services use one single guard, just as regular clients do. How does this affect the performance of hidden services? I know that since ...
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1answer
1k views

Can Tor make your browsing faster?

Especially using OrBot on the phone Tor sometimes feels faster. Since I am not sure on how to really measure this I have been thinking about what the reason for this could be. I have the following ...
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1answer
94 views

Does all direct clients have to talk to Directory Authorities to fetch the consensus at the first step?

I just read a description on Tor Metrics stating that: "These estimates are derived from the number of directory requests counted on directory authorities and mirrors". So my question is already ...
3
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1answer
50 views

What cached information can be reused when doing two subsequent connections to a Hidden Service?

From my understanding, when I first open a connection to a Hidden Service, what happend is the following: local Tor client gets the descriptor of the Hidden Service form the HS Directory Server local ...
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2answers
717 views

Which eCommerce CMS will work in Tor?

Which eCommerce CMS will work in Tor? I tried many CMS like OpenCart, Magento and Wordpress etc, but none of these open correctly in Tor browser, I mean only HTML markup loads up, but no images, ...
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3answers
2k views

Does Tor affect ping for online games?

Does Tor affect ping for online games? The servers to which I usually connect are in Europe. Is there a way around?
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2answers
123 views

Tor benchmark resources

Are there any freely available resources for, or papers regarding Tor benchmarks? I am specifically looking for things such as average number of circuit creation operations that a single onion-router ...
3
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1answer
127 views

Does increasing the number of introduction points for a hidden service help with its scalability?

Would increasing the number of introduction points help distribute the load among more relays? Would it have any security implications? There doesn't seem to be a limit on the number of introduction ...
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6answers
467 views

Has the Tor project considered using NTRU?

The Tor Project is switching to ECC, a set of algorithms promoted by the NSA. People like Bruce Schneier have mentioned concerns about both NSA's promotion of this algorithm, as well as the chosen ...
1
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1answer
71 views

How to determine if reported level of TLS overhead indicates a problem?

Tor periodically logs a diagnostic message with the percentage of TLS write overhead. How can one determine if the percentage reported is indicative of a problem with the associated tor relay?