[Cerowrt-devel] collecting some data?
dave.taht at gmail.com
Mon Feb 25 15:22:27 EST 2013
to shorten the painful duration of the test, you can tell the chrome
benchmark merely to repeat 3 times each rather than 10.
On Mon, Feb 25, 2013 at 3:13 PM, Dave Taht <dave.taht at gmail.com> wrote:
> I have been collecting statistics on the behavior of the 3.7.5-2 version
> of cerowrt, and perhaps y'all out there can help. I've been doing four
> repeatable tests.
> I feed the attached file into the chrome web page benchmark and run it 4
> 1) No other load on the system
> 2) while running a single up and single down netperf stream to icei.org(on the east coast)
> 3) then while still loaded, after turning on simple_qos.sh, set for ~85%
> of the rated up/down bandwidth...
> 4) then killing the load, and keeping simple_qos enabled.
> I export each detailed (you have to select it) .csv output from that
> benchmark to a file.
> I do it against a bidirectional stream - one each of
> netperf -l 6000 -4 -H icei.org -t TCP_MAERTS &
> netperf -l 6000 -4 -H icei.org -t TCP_STREAM &
> (if you have ipv6, more power to you, kill the -4. )
> then starting the web tests 10-20 seconds later. It's interesting to watch
> cero's bandwidth graphs while doing this.
> There are netperf servers setup on the east (icei.org) and west coast (
> snapon.lab.bufferbloat.net) and a few other places. It would be sane to
> setup your own someplace you control (from netperf's svn compiled with
> --enable-demo), as it helps to have a shorter RTT to truly load up the
> link. You can also run the rrul test (preferably for 5 minutes or more
> because this test idea KILLs web page load times) to get a heavier load and
> more graphs.
> If you are up to trying this test series, please let me know, send along
> the details of your setup, and the 4 csv files, and perhaps your data will
> show up in an upcoming paper.
> The chrome web page benchmark can be had at:
> And requires you fire off chrome with --enable-benchmarking
> You can use the version of netperf on cerowrt to generate the load if you
> like, but rrul doesn't run on that. Latest version of rrul is at
> Dave Täht
> Fixing bufferbloat with cerowrt:
Fixing bufferbloat with cerowrt:
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