Re: [Flent-users] [tohojo/flent] Unable to use flent-gui from 83d14d68 (#167)

Sebastian Moeller writes: > Okay, same issue on macosx 10.14.5. Now with the latest changes and PySide2 > installed I get: > > > ./run-flent --version > Flent v1.9.9-git-43e16d5. > Running on Python 3.7.4 (default, Jul 11 2019, 01:08:00) [Clang 10.0.1 > (clang-1001.0.46.4)]. > Using

Re: [Flent-users] [tohojo/flent] Unable to use flent-gui from 83d14d68 (#167)

Pete Heist writes: > Ah, ok, well it looks like PySide2 has a more permissive license > anyway, although I guess that shouldn't affect flent. I haven't > noticed any other problems using it, although my testing has hardly > been extensive. Yeah, PySide2 are the officially supported Python

Re: [Flent-users] [tohojo/flent] Unable to use flent-gui from 83d14d68 (#167)

Pete Heist writes: > Ok, the problem doesn't happen with PySide2. It's likely with recent > versions of PyQt5, although I'm not exactly sure of the first version > where it started. It's also possible the bug doesn't happen on MacOS > 10.14 (Mojave), but my 2011 hardware is pinned to 10.13 so I

Re: [Flent-users] [tohojo/flent] Unable to use flent-gui from 83d14d68 (#167)

Pete Heist writes: > Against better judgment I upgraded PyQt5 to 5.13.0 on both the Mac and > Linux and still see the problem on Mac but not on Linux, so that > suggests it's not directly related to the PyQt 5 version. Does it happen if you only load a single data file? -- You are receiving

Re: [Flent-users] [tohojo/flent] Unable to use flent-gui from 83d14d68 (#167)

Pete Heist writes: > Hmm, that made me realize it's working in Linux but not on my Mac, with > slightly different versions of Python and PyQt5: > > Not working (on MacOS 10.13.6): > ``` > % flent --version > Flent v1.9.9-git-83d14d6. > Running on Python 3.7.4 (default, Jul 9 2019, 18:15:00)

Re: [Flent-users] [tohojo/flent] Unable to use flent-gui from 83d14d68 (#167)

Pete Heist writes: > I compiled on some new test boxes from head (83d14d68) and ran a test. flent > -i for the text output worked but when I use flent -gui I see the following > errors before it freezes: > > ``` > ERROR: Error while loading data file: ' > returned a result with an error set'.

Re: [Flent-users] [tohojo/flent] Changing the dscp (#65)

We actually support this with the 'markings' test parameter now :) -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] Changing the dscp (#65)

Closed #65. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/65#event-2470365462___ Flent-users mailing list Flent-users@flent.org

[Flent-users] Announcing Flent v1.3.0

Hi everyone This is to announce the release of Flent v1.3.0. The automated Github announcement already went out, but I figured I'd do a manual one as well. Note that this will be the last release of Flent to retain support for Python 2. The upstream end-of-life for Python 2 is now only around 6

Re: [Flent-users] [tohojo/flent] flent -i summary text not working (#166)

Oops, this is a fallout from the conversion of that output to the logic that allows --data-cutoff. Will fix, thanks! :) -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] unable to start flent-gui (#165)

Closed #165 via c732080ebd9e0b7faafbc24f5d1a125c18ce40ef. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/165#event-2461204162___ Flent-users

Re: [Flent-users] [tohojo/flent] unable to start flent-gui (#165)

Pete Heist writes: > I'm building flent from head with make and installing with make install. For > some reason when I start `flent-gui` with or without arguments (here started > with --debug) I get: > > ``` > % flent-gui --debug > Started Flent 1.2.2-git-a8d31e9 using Python 3.7.3. >

Re: [Flent-users] [tohojo/flent] Fix executed command when using remote-host option (#164)

Fixed in 276abd7e28d264e76d8b739f7e3867710cfbedbc -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/pull/164#issuecomment-506679032___ Flent-users

Re: [Flent-users] [tohojo/flent] Fix executed command when using remote-host option (#164)

Thanks for the report, and fix! There were a few style issues with the pull request (missing DCO, no commit message, you forgot to move the metadata saving of the command), so I just committed this fix instead of merging the pull request. -- You are receiving this because you are subscribed to

Re: [Flent-users] Error using batch files

Luis Glass writes: > Hi - I'm a new user and still learning flent. I'm trying to use the > batchfile.example using the command "flent -B batchfile.example", and am > getting the error "ERROR: Missing test name". > > Am I missing something in the command syntax? It seems like the test name > is

Re: [Flent-users] [tohojo/flent] tcp_rtt plots not working? (#163)

Pete Heist writes: > Ah, that is very likely that CONFIG_INET_DIAG needs to be set, so I'll > re-compile my kernel with that... Do let me know if that works; I don't get RTTs on my Arch kernel either, it would seem (though I don't have the permission issue). Will try to figure out if anything

Re: [Flent-users] [tohojo/flent] travis: it seems matplotlib 3.1 doesn't work with Python 3.5 (495fd9b)

No, this is just configuration for the Travis CI tests; no point in running the tests for matplotlib 3.1 on Python 3.5 as that is not supported anyway... When running Flent yourself, you just need matplotlib installed in whichever Python version you're using... -- You are receiving this

Re: [Flent-users] [tohojo/flent] Flent GUI- problems plotting output (#162)

Closed #162 via 6f89a1b5cf4766507dd7d96e8c9b58ab2cca51ae. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/162#event-235077___ Flent-users

Re: [Flent-users] silly pebkac problem?

Sebastian Moeller writes: > So I try to run: > > bash-3.2$ ./run-flent --ipv4 -l 60 -H netperf-eu.bufferbloat.net > --test-parameter=download_streams=16 tcp_ndown > --remote-metadata=root@192.168.1.1 -D . -t >

Re: [Flent-users] [tohojo/flent] flent on newer versions of Linux (#157)

Leslie Monis writes: >> Hmm, I think this could be caused by this commit: > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0a6b2a1dc2a2105f178255fe495eb914b09cb37a >> >>...which makes TCP always use GSO. > > Yes, the commit does seem to cause the issue. Great,

Re: [Flent-users] [tohojo/flent] tc_iterate.c is borken for newer tcs (#146)

flent-users writes: > On Tue, Jan 8, 2019 at 3:34 AM Toke Høiland-Jørgensen < > notificati...@github.com> wrote: > >> So, finally got around to look at this. Wow, that's an annoying change for >> the Flent use case. Did you find a workaround? >> > > Oth

Re: [Flent-users] [tohojo/flent] tc_iterate.c is borken for newer tcs (#146)

So, finally got around to look at this. Wow, that's an annoying change for the Flent use case. Did you find a workaround? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] tcp_rtt_bar_combine plot with rrul_be wrong number of columns (#158)

Can you share the data file you used to generate the plots? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/158#issuecomment-452265859___

Re: [Flent-users] [tohojo/flent] flent on newer versions of Linux (#157)

Hmm, I think this could be caused by this commit: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0a6b2a1dc2a2105f178255fe495eb914b09cb37a ...which makes TCP always use GSO. This was introduced in Linux 4.17; is there any chance you could test that the difference

Re: [Flent-users] [tohojo/flent] flent on newer versions of Linux (#157)

Leslie Monis writes: > Hi, > > I have encountered an issue when running the tcp_nup tests on newer > versions of Linux, specifically v4.16 and up. It seems that flent > isn't able to get enough data points (for upload throughput) for > individual TCP flows. This is causing the median TCP upload

Re: [Flent-users] the perverse universe of ubuntu 18.04

(accidentally dropped the list, adding it back) Dave Taht writes: > On Sat, Oct 27, 2018 at 5:33 AM Toke Høiland-Jørgensen wrote: >> >> Dave Taht writes: >> >> > so I just upgraded to ubuntu 18.04 finally and tried to get flent running. >> > >

Re: [Flent-users] [tohojo/flent] Include box_totals for http_1down/up (#150)

Yeah, the box_combine plot is not terribly useful with a single test. It plots the distribution of averages over several test runs; so try it with multiple files. I'll add the other type as well :) -- You are receiving this because you are subscribed to this thread. Reply to this email

Re: [Flent-users] [tohojo/flent] Include http-1down? (#149)

I closed it because I added the test... :) -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/149#issuecomment-430910772___ Flent-users mailing

Re: [Flent-users] [tohojo/flent] Include box_totals for http_1down/up (#150)

Do you mean a box plot of just the bandwidth, or one that includes HTTP fetch times? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] IRTT for Android

Louie Lu writes: > Hi all, > > In case you want to use IRTT on an Android phone, I just make a very > simple version of IRTT for Android, which will run `irtt server` on > your Android phone and give you the stdout on the screen. Cool! Does it do client mode as well? :) -Toke

Re: [Flent-users] [tohojo/flent] testing the behavior of small queue building non-ecn'd flows (#148)

Pete Heist writes: >> On Aug 27, 2018, at 1:40 PM, flent-users wrote: >> >> Hi Pete, >> >> > On Aug 25, 2018, at 19:53, Pete Heist wrote: >> > >> > 50ms wouldn't be too disruptive in most cases. At 1 Mbit, the 5% of >> > bandwidth threshold is crossed. >> >> Would it be possible to simply

Re: [Flent-users] a nice endorsement

Dave Taht writes: > " Flent has been an invaluable network analysis tool while performing > these experiments and has become my goto application for testing > networking performance after making changes/optimizations/tweaks etc. > I have used it for testing both WAN performance as well as LAN >

Re: [Flent-users] [tohojo/flent] feature: Multivariate Control Charts? (#147)

Dave Täht writes: > ref: https://www.itl.nist.gov/div898/handbook/pmc/section3/pmc34.htm If that is a feature request, you are going to have to be more specific, instead of just throwing around buzz words... :) -- You are receiving this because you are subscribed to this thread. Reply to

Re: [Flent-users] [tohojo/flent] Combine plots to actual timestamp-series (#144)

Yay, progress! ;) -- You are receiving this because you commented. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/144#issuecomment-406422670___ Flent-users mailing list Flent-users@flent.org

Re: [Flent-users] [tohojo/flent] Combine plots to actual timestamp-series (#144)

Closed #144 via 27498cd7f10f765f55bc51971b3125ac0c454db0. -- You are receiving this because you commented. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/144#event-1743371469___ Flent-users mailing list

Re: [Flent-users] [tohojo/flent] Combine plots to actual timestamp-series (#144)

Nope; what you're seeing is actually an improvement; it is now partially applying the absolute-time parameter, instead of not applying it at all ;) -- You are receiving this because you commented. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] Combine plots to actual timestamp-series (#144)

Dave Täht writes: > i pulled. that fix breaks those plots completely in the general case. Whaddyamean breaks plots completely? Looks fine on my machine... -Toke -- You are receiving this because you commented. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] Combine plots to actual timestamp-series (#144)

Closed #144 via a1ba52e83b29ac6e55bce91e331feccd2e360878. -- You are receiving this because you commented. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/144#event-1743324720___ Flent-users mailing list

Re: [Flent-users] [tohojo/flent] Combine plots to actual timestamp-series (#144)

Hmm, turns out there was a bug in the absolute_time handling :) -- You are receiving this because you commented. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/144#issuecomment-406383184___ Flent-users mailing

Re: [Flent-users] [tohojo/flent] Docker image creation fails with ascii codec error (#142)

Closed #142. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/142#event-1742560757___ Flent-users mailing list Flent-users@flent.org

Re: [Flent-users] [tohojo/flent] hmac support for irtt (#145)

Useful for what, exactly? Is there a feature request for flent in here somewhere? -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] Fix wrong equation in the E-Model (#141)

Heh, yeah, that's bad... :/ Thanks for taking the time to report this! -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] Fix wrong equation in the E-Model (#141)

Closed #141 via faa60f5cb9c48e5dfb3e0871ea8de67574f38c45. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/pull/141#event-1730763113___ Flent-users

Re: [Flent-users] VoIP rrul/be test

Pete Heist writes: > Currently the voip-rrul test is actually an rrul_be + voip test, but it could > be useful to sometimes do a voip-rrul test that’s rrul (not best-effort only) > + voip. > > Would it make sense to make the current voip-rrul use the rrul test instead, > and to add a

Re: [Flent-users] total throughput for rrul test on WiFi

Pete Heist writes: >> On Jun 26, 2018, at 10:40 AM, Sebastian Moeller wrote: >> >> Hi Pete, >> >>> On Jun 26, 2018, at 00:40, Pete Heist wrote: >>> >>> The rrul test over a point-to-point WiFi link cuts the total TCP throughput >>> considerably below that of rrul_be. For example, on an

Re: [Flent-users] [tohojo/flent] Plot settings only affect one figure when have multiple figure (#140)

The + next to the option adds another option which sets the other axis :) -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] Possibility to integrate Pyben-nio (#139)

Jianshen Liu writes: > Hi, > > [Pyben-nio](https://github.com/ljishen/pyben-nio/) is a network > benchmark tool with customized read workload support. You can use it > to evaluate the overhead of the placement of some filtering function, > e.g. filtering the data before or after the data

Re: [Flent-users] [tohojo/flent] completion delay for an iperf script (#138)

Matthieu Coudron writes: > I used to have > ``` > Runner aggregation finished > ERROR: No data to aggregate. Run with -L and check log file to investigate. > ``` > with in log > ``` > ELAPSED_TIME=0.00 Yeah, this is an issue with netperf; it'll only output time in 10-ms intervals. So you'll

Re: [Flent-users] Mailing lists delisted from mailman overview

Pete Heist writes: >> On Jun 10, 2018, at 5:32 PM, Toke Høiland-Jørgensen wrote: >> >>> I had good luck with reCAPTCHA solving spam for one simple form. Every >>> time I click “I am not a robot" I fear it’s somehow snapshotting my >>> soul, but tha

Re: [Flent-users] Mailing lists delisted from mailman overview

Pete Heist writes: >> On Jun 10, 2018, at 4:37 PM, Toke Høiland-Jørgensen wrote: >> >>> Anyway…I don’t know mailman from the admin side, but what about trying >>> to configure reCAPTCHA support? It looks like they added it to mailman >>> 2.1.26 (setup in

Re: [Flent-users] Mailing lists delisted from mailman overview

Pete Heist writes: >> On Jun 10, 2018, at 3:42 PM, Toke Høiland-Jørgensen wrote: >> >> Just a note that I have been forced to delist the Flent mailing lists >> from the public mailman listing page. Apparently spammers have started >> using unsolicited mailman

[Flent-users] Mailing lists delisted from mailman overview

Hey everyone Just a note that I have been forced to delist the Flent mailing lists from the public mailman listing page. Apparently spammers have started using unsolicited mailman confirmation requests as a way to spam people; so I had to change from the default 'confirm' mode to the manual

Re: [Flent-users] [tohojo/flent] Will IperfCsvRunner UDP result calculate in flent-gui? (#136)

Closed #136. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/136#event-1672342252___ Flent-users mailing list Flent-users@flent.org

Re: [Flent-users] [tohojo/flent] completion delay for an iperf script (#138)

With the latest commits you shouldn't need to patch runners.py at all; just pass the number of bytes (positive number) as the 'bytes' argument to the netperf runner. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] completion delay for an iperf script (#138)

Matthieu Coudron writes: > so I managed to pass a negative length but it fails with > ``` > NetperfDemoRunner TCP netperf::5 finished > Runner aggregation finished > Data file written to ./tcp_iperf_delay-2018-06-08T154503.539961.flent.gz. > Creating new PlotFormatter >

Re: [Flent-users] [tohojo/flent] completion delay for an iperf script (#138)

Matthieu Coudron writes: > `You just want to repeat a single download and measure its time,` > Yes that's exactly it. Right. Well, there are basically two ways you can go about this. Either you create a test that runs only a single test, capture the delay as a metadata item, and then the test

Re: [Flent-users] [tohojo/flent] completion delay for an iperf script (#138)

Matthieu Coudron writes: > I would like to send a fixed amount of data (I am more used to iperf) > so for instance run 10 times ` iperf -c HOST -n 6MB` and show a cdf of > the completion times. Hmm, so what is it that you are trying to measure here? This doesn't sound like it's a timeseries

Re: [Flent-users] [tohojo/flent] Couldn't resolve host name' while getting URL list at http://%s/filelist.txt (#137)

Matthieu Coudron writes: > if I may push my luck, I am discovering flent and wanna use it to plot > cdf of completion transfer time. I couldn't find any test doing it and > am trying to write one. I would rather have it out of tree. > Is this the correct option

Re: [Flent-users] [tohojo/flent] Couldn't resolve host name' while getting URL list at http://%s/filelist.txt (#137)

Closed #137 via 548eb9914bd308adec6c0dc4934dde7c6dab6a7a. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/137#event-1666534066___ Flent-users

Re: [Flent-users] [tohojo/flent] Couldn't resolve host name' while getting URL list at http://%s/filelist.txt (#137)

Matthieu Coudron writes: > I wonder if there isn't an error at > https://github.com/tohojo/flent/blob/710f9f253944668b3d4200e1e3aa90cecba954db/flent/runners.py#L1251 > like it should be > ``` > or "http://{}/filelist.txt".format(self.settings.HOST)) > ``` Yup, you are

Re: [Flent-users] [tohojo/flent] Will IperfCsvRunner UDP result calculate in flent-gui? (#136)

Louie Lu writes: > For what I saw is, it will not store the `MEAN_VALUE` when the runner > finish. This is probably because you are not getting a reply from the server. Either because no iperf -us is running on your target host, or because the packet with the results

Re: [Flent-users] irtt packet-cluster mode for estimating queueing delay

Sebastian Moeller <moell...@gmx.de> writes: >> On May 6, 2018, at 21:27, Toke Høiland-Jørgensen <t...@toke.dk> wrote: >> >> Pete Heist <p...@eventide.io> writes: >> >>>> On May 6, 2018, at 5:54 PM, Toke Høiland-Jørgensen <t...@toke.d

Re: [Flent-users] irtt packet-cluster mode for estimating queueing delay

Pete Heist <p...@eventide.io> writes: >> On May 6, 2018, at 5:54 PM, Toke Høiland-Jørgensen <t...@toke.dk> wrote: >> >> Pete Heist <p...@eventide.io> writes: >> >>> Channel contention delay may be estimated by the difference between

Re: [Flent-users] irtt packet-cluster mode for estimating queueing delay

Pete Heist writes: > I’d like to add the ability for https://github.com/peteheist/irtt > to send N request packets > per-interval, and to optionally vary, at a minimum, the dscp value. > I’d then like to try to use this to try to estimate

Re: [Flent-users] [tohojo/flent] Add marking to IperfCsvRunner (#135)

Beat you to it ;) -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/pull/135#issuecomment-386548710___ Flent-users mailing list Flent-users@flent.org

Re: [Flent-users] [tohojo/flent] Right click to copy metadata value (#133)

Closed #133 via 4f708c11bdf7f1be0c090c9c4d1dfdbe6a2f63a7. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/133#event-1609418686___ Flent-users

Re: [Flent-users] [tohojo/flent] IperfCsvRunner add dscp marking (#134)

Closed #134 via 74adbe559eae8e5c077d7b12e9afad4427bf350b. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/134#event-1609418678___ Flent-users

Re: [Flent-users] Query regarding TCP throughput behavior

Sourabh jain writes: > Hello All, > > I have a query regarding TCP upload result. I was running Flent on a > testbed of four nodes connected serially. > > n1<>n2<>n3<>n4 > Flent Client: n1 > netserver:n4 > TCP used: BIC >

Re: [Flent-users] ss_runner: migrate to ss2 for scaling

Matthias Tafelmeier writes: > Good eve, > > was recently casting out  an alternative/complementing shape of > 'traditional ss'[1]. Still incepting ... yet complete enough for the > flent ss_runner. Why is a replacement for ss needed, exactly? :) -Toke

[Flent-users] Announcing Flent v1.2.2

This is to announce the release of Flent v1.2.2, another bugfix release in the 1.2 series. Changes since v1.2.1 include: - Add workaround for the new timeout behaviour in fping v4.0, which would result in no ping data being recorded. - Fix plotting bugs where the idle period at the start and

[Flent-users] [tohojo/flent] Flent v1.2.2

Changes since v1.2.1 include: - Add workaround for the new timeout behaviour in fping v4.0, which would result in no ping data being recorded. - Fix plotting bugs where the idle period at the start and end of tests were not removed from aggregate plots in single-flow TCP tests. - Add

Re: [Flent-users] Effect of per host interval time (-p) on Flent tool

Toke Høiland-Jørgensen <t...@toke.dk> writes: > Sourabh jain <jainsourabh...@gmail.com> writes: > >> Yes I have tested this behaviour with latest fping (v4.0). Till fping v3.16 >> it was working fine even if delay is higher than the per host interval. >&

Re: [Flent-users] Effect of per host interval time (-p) on Flent tool

Sourabh jain writes: > Yes I have tested this behaviour with latest fping (v4.0). Till fping v3.16 > it was working fine even if delay is higher than the per host interval. > > You can verify this behaviour with the screenshot that I have attached. > > In the image

Re: [Flent-users] Effect of per host interval time (-p) on Flent tool

Sourabh jain writes: > Hello All, > > I have observed that fping (v4.0) discards all ICMP reply if the delay is > greater than per host sending interval (set using -p). Are you sure this is an issue with fping? $ fping -D -c 10 -p 200 testserv-05 [1523272695.321196]

Re: [Flent-users] Query regarding aggregate netperf data points

Sourabh jain writes: > Hi Toke, > > Thanks for the explanation. > > This is very helpful. You're very welcome :) -Toke ___ Flent-users mailing list Flent-users@flent.org

[Flent-users] Announcing Flent v1.2.1

I hereby announce Flent v1.2.1, a bugfix-only release after the previous 1.2.0 release last month. Changes since v1.2.0 include: - Fix DSCP handling for irtt flows. - Fix several crashes in the GUI. - Fix handling of empty data series and several potential crashes in the plotting code. -

Re: [Flent-users] [tohojo/flent] Tests not Completing When Ran in Windows 10 Ubuntu Subsystem (#130)

Closed #130 via 92fa82f0f784b9adf43d684d38e703fff195bb39. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/130#event-1545197848___ Flent-users

Re: [Flent-users] [tohojo/flent] Tests not Completing When Ran in Windows 10 Ubuntu Subsystem (#130)

Jonathan Beaudoin writes: > @tohojo this seems to be an issue with the subsystem in windows. > > https://github.com/Microsoft/WSL/issues/2026 > > thanks for your help. Ah, right, nice catch. Might be worth dealing with the case where the metadata gathering commands

Re: [Flent-users] [tohojo/flent] Tests not Completing When Ran in Windows 10 Ubuntu Subsystem (#130)

It just occurred to me that the issue might be a hanging hostname lookup. I've added a debug statement before looking up hostnames, so if you could try running the git version with -v, it should be pretty clear if this is what is happening... -- You are receiving this because you are

Re: [Flent-users] [tohojo/flent] Tests not Completing When Ran in Windows 10 Ubuntu Subsystem (#130)

There is definitely a risk that it is not something that can easily be worked around in flent. But it is still really odd behaviour... -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

Re: [Flent-users] [tohojo/flent] Tests not Completing When Ran in Windows 10 Ubuntu Subsystem (#130)

Okay, this is decidedly weird. From the strace output it looks like Flent is writing more stuff to stderr, but it never appears anywhere. But there is also definitely log output missing; looks like only the log lines from the settings module are actually output. I think I have a windows 10 VM

Re: [Flent-users] [tohojo/flent] Tests not Completing When Ran in Windows 10 Ubuntu Subsystem (#130)

Jonathan Beaudoin writes: > @tohojo > > Unfortunately, command line did not work either. Ran the test and left it for > 30 minutes, here is the output from the log file. > > ` > 2018-03-23 13:43:23,151 [flent.settings] DEBUG: Executing test environment > file

Re: [Flent-users] How to apply two different in tcp_2down test

Sourabh jain writes: > Hello everyone, > > I want to compare fairness of TCP by finding their share with other TCP. I > am using tcp_6up test for the same. > > With the same test I want to use different TCP. For example, 4 TCP > connections with tcp-bbr and 2

Re: [Flent-users] DSCP / ToS

Pete Heist <petehe...@gmail.com> writes: >> On Feb 19, 2018, at 11:36 AM, Toke Høiland-Jørgensen <t...@toke.dk> wrote: >> >> Pete Heist <petehe...@gmail.com> writes: >> >>> I liked the simplicity of RFC 795 (https://tools.ietf.org/html/rfc795)

Re: [Flent-users] SmokePing probe

Pete Heist writes: > The author pulled the probe in pretty quickly, so it’s already upstream. Some > samples: > > https://www.drhleny.cz/bufferbloat/smokeping/irtt_smokeping.png > > >

Re: [Flent-users] DSCP / ToS

Pete Heist writes: > Change of subject... > > I realized it’s the two LSBs that carry ECN, not the MSBs. :) I sometimes > mistakenly passed in 46 (0x2E) for CS5 to irtt’s —dscp flag, for example, But > it's really 184 (0xb8) that should go into the DS (ToS) field. Flent

Re: [Flent-users] weir error message after update of macosx and flent

On 18 February 2018 00:41:16 CET, Pete Heist <petehe...@gmail.com> wrote: > >> On Feb 17, 2018, at 11:21 PM, Toke Høiland-Jørgensen <t...@toke.dk> >wrote: >> >> Sebastian Moeller <moell...@gmx.de> writes: >> >>> Hi Toke, >>>

Re: [Flent-users] weir error message after update of macosx and flent

Sebastian Moeller <moell...@gmx.de> writes: > Hi Toke, > > >> On Feb 17, 2018, at 23:21, Toke Høiland-Jørgensen <t...@toke.dk> wrote: >> >> Sebastian Moeller <moell...@gmx.de> writes: >> >>> Hi Toke, >>> >>> &g

Re: [Flent-users] macosx python is fickle

Sebastian Moeller writes: > I just tried to open the gui and click the "new tab" menu item, here is the > result: > ash-3.2$ ./run-flent --gui > Started Flent 1.2.0-git-208f903 using Python 3.6.4. > Initialised matplotlib v2.1.1 on numpy v1.14.0. > GUI loaded. Running on PyQt

Re: [Flent-users] IRTT question

Sebastian Moeller <moell...@gmx.de> writes: > Hi Toke, > > >> On Feb 9, 2018, at 11:38, Toke Høiland-Jørgensen <t...@toke.dk> wrote: >> >> Toke Høiland-Jørgensen <t...@toke.dk> writes: >> >>> Sebastian Moeller <moell...@gmx.de>

Re: [Flent-users] IRTT question

Sebastian Moeller <moell...@gmx.de> writes: > Hi Toke, > > >> On Feb 9, 2018, at 11:05, Toke Høiland-Jørgensen <t...@toke.dk> wrote: >> >> Sebastian Moeller <moell...@gmx.de> writes: >> >>> Hi Toke, >>> >>&g

Re: [Flent-users] IRTT question

Sebastian Moeller writes: > Hi Pete, > > >> On Feb 8, 2018, at 20:49, Pete Heist wrote: >> >> It should work, but the irtt server needs to be running. On your box where >> netserver is running (sounds like the Mac for you if you’re testing >> locally),

Re: [Flent-users] [tohojo/flent] gui: Fix matplotlib causing runtime error when open file (#127)

Merged #127. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/pull/127#event-1412392345___ Flent-users mailing list Flent-users@flent.org

Re: [Flent-users] Testing with multiple station, voip and some question between server client

Louie Lu writes: > Cool, thanks for your reply, > this should be added to the quick-start page, where can I make a PR > for flent.org? The flent.org page is the HTML output of the documentation in the doc/ subdirectory (build with spinx; `make doc` from the flent repo root builds

Re: [Flent-users] Testing with multiple station, voip and some question between server client

Louie Lu writes: > Hi all, > > > According to this post: > http://blog.cerowrt.org/post/fq_codel_on_ath10k/ > > Flent can be used to test multiple stations at once, but how can I do > that? You can use the rtt_fair_var* tests; these take multiple hostnames and will run a TCP flow

Re: [Flent-users] [tohojo/flent] Use = with all long form flags with values. (#125)

Closed #125. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/pull/125#event-1387464017___ Flent-users mailing list Flent-users@flent.org

Re: [Flent-users] [tohojo/flent] Use = with all long form flags with values. (#125)

Just fixed this manually and merged to master... -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/pull/125#issuecomment-351680990___ Flent-users

Re: [Flent-users] [tohojo/flent] Use = with all long form flags with values. (#125)

Ah right, forgot about that. Only comment on this is that the single-element extend calls should be changed to append without the wrapping in a list. Also, please add a signed-off-by line to the commit message :) -- You are receiving this because you are subscribed to this thread. Reply to

Re: [Flent-users] [tohojo/flent] UDP averages seem off in batch output (#120)

Closed #120. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/tohojo/flent/issues/120#event-1361138396___ Flent-users mailing list Flent-users@flent.org

Re: [Flent-users] [tohojo/flent] occasional WARNING: Unable to get packet timestamp and seqno (#124)

This is already fixed, you just need to pull the latest version... -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub:

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