Re: [tor-dev] Fwd: gettimeofday() Syscall Issues

2015-01-02 Thread Yawning Angel
On Fri, 2 Jan 2015 18:15:06 -0500 grarpamp wrote: > On Fri, Jan 2, 2015 at 12:24 PM, Konstantin Belousov > wrote: > > On Fri, Jan 02, 2015 at 09:09:34AM -0500, grarpamp wrote: > >> Some recent FreeBSD related questions in this app area. > >> > > What is the question ? > > > > As a background, I

Re: [tor-dev] Tor Cloud Maintenance, revisited

2015-01-02 Thread Jeremy Olexa
Hi Vlad, I agree. AWS pricing is not friendly for bandwidth users. However, it is free for the first year of use and the general population is not taking advantage of this. Which, AFACT, is one of the points of the Tor Cloud project. Once you are not free-tier eligible, I highly recommend using a

Re: [tor-dev] Tor Cloud Maintenance, revisited

2015-01-02 Thread Vlad Tsyrklevich
Hi Jeremy, I've working on something related so I figured I'd comment. I've been working on a TorCloud replacement using DigitalOcean's API, this has the benefit of a simplified set-up process (one-click set-up) and the pricing on bandwidth is a major win over AWS ($5 for 1TB U/L instead of $20 for

Re: [tor-dev] Fwd: gettimeofday() Syscall Issues

2015-01-02 Thread grarpamp
On Fri, Jan 2, 2015 at 12:24 PM, Konstantin Belousov wrote: > On Fri, Jan 02, 2015 at 09:09:34AM -0500, grarpamp wrote: >> Some recent FreeBSD related questions in this app area. >> > What is the question ? > > As a background, I can repeat that FreeBSD implements syscall-less > gettimeofday() and

Re: [tor-dev] Is it time to drop support for the v1/v2 protos?

2015-01-02 Thread grarpamp
On Fri, Jan 2, 2015 at 12:39 PM, Tom van der Woerdt wrote: >>Now, maybe we _should_ drop support for versions before >> 0.2.3.17-beta as well. If so, we can rip out even more code. (And >> that might be a good idea.) What do people on the list think? X Fabio: X The cleaner, the better! > I

Re: [tor-dev] gettimeofday() Syscall Issues

2015-01-02 Thread Libertas
On 01/02/2015 05:20 AM, Yawning Angel wrote: > So while optimization is cool and all, I'm not seeing why this > specifically is the underlying issue. A lot of people have been reporting underperformance on OpenBSD, and time syscalls are a very common source of performance discrepancy between Linux

Re: [tor-dev] Is it time to drop support for the v1/v2 protos?

2015-01-02 Thread Tom van der Woerdt
Nick Mathewson schreef op 02/01/15 om 15:27: On Mon, Dec 29, 2014 at 3:33 PM, Tom van der Woerdt wrote: Sounds good! I spent some time writing a patch that removes v1 of the link protocol from both the server and client, and so far it seems to work nicely: the code compiles nicely, all test c

Re: [tor-dev] Is it time to drop support for the v1/v2 protos?

2015-01-02 Thread Fabio Pietrosanti (naif) - lists
On 1/2/15 3:27 PM, Nick Mathewson wrote: > Now, maybe we _should_ drop support for versions before > 0.2.3.17-beta as well. If so, we can rip out even more code. (And > that might be a good idea.) What do people on the list think? The cleaner, the better! Fabio

Re: [tor-dev] gettimeofday() Syscall Issues

2015-01-02 Thread starwars1070
I would be willing to take a look at and work the clock cleanup if you guys where able to give me some ideas on where I should start and focused on the clean up and rewrite Sent from my iPhone > On Jan 2, 2015, at 2:20 AM, Yawning Angel wrote: > > On Thu, 01 Jan 2015 23:42:42 -0500 > Libert

Re: [tor-dev] Easy research tasks

2015-01-02 Thread Nick Mathewson
On Fri, Jan 2, 2015 at 6:31 AM, spriver wrote: > Hey everyone out there, > > as given in the topic, are there any easy research tasks to start with? Or > is somewhere some help needed? Some of the project ideas towards the bottom of https://www.torproject.org/getinvolved/volunteer are easy, and s

Re: [tor-dev] Is it time to drop support for the v1/v2 protos?

2015-01-02 Thread Nick Mathewson
On Mon, Dec 29, 2014 at 3:33 PM, Tom van der Woerdt wrote: > > Sounds good! > > I spent some time writing a patch that removes v1 of the link protocol from > both the server and client, and so far it seems to work nicely: the code > compiles nicely, all test cases pass, and the resulting binary ha

Re: [tor-dev] gettimeofday() Syscall Issues

2015-01-02 Thread teor
On 2 Jan 2015, at 23:18 , teor wrote: > >> From: Yawning Angel >> Subject: Re: [tor-dev] gettimeofday() Syscall Issues >> >> On Thu, 01 Jan 2015 23:42:42 -0500 >> Libertas wrote: >> >>> The first two account for the bulk of the calls, as they are in the >>> core data relaying logic. >>> >>

Re: [tor-dev] gettimeofday() Syscall Issues

2015-01-02 Thread Yawning Angel
On Fri, 2 Jan 2015 23:18:16 +1100 teor wrote: > IPredator has complained that tor on Linux spends too much time > calling time() when pushing 500Mbit/s, which is an issue for them > under 3.x series kernels, but not kernel 2.6. > > https://ipredator.se/guide/torserver#performance I really don't

Re: [tor-dev] gettimeofday() Syscall Issues

2015-01-02 Thread teor
> From: Yawning Angel > Subject: Re: [tor-dev] gettimeofday() Syscall Issues > > On Thu, 01 Jan 2015 23:42:42 -0500 > Libertas wrote: > >> The first two account for the bulk of the calls, as they are in the >> core data relaying logic. >> >> Ultimately, the problem seems to be that the cachin

[tor-dev] Easy research tasks

2015-01-02 Thread spriver
Hey everyone out there, as given in the topic, are there any easy research tasks to start with? Or is somewhere some help needed? Cheers, spriver ___ tor-dev mailing list tor-dev@lists.torproject.org https://lists.torproject.org/cgi-bin/mailman/lis

Re: [tor-dev] gettimeofday() Syscall Issues

2015-01-02 Thread Yawning Angel
On Thu, 01 Jan 2015 23:42:42 -0500 Libertas wrote: > The first two account for the bulk of the calls, as they are in the > core data relaying logic. > > Ultimately, the problem seems to be that the caching is very weak. At > most, only half of the calls to tor_gettimeofday_cached_monotonic() >