Re: [Cerowrt-devel] speedtest.sh script available

[Aaron Wood <woody77@gmail.com>]

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That was, in fact, to Toke's server, not to Rich's (and pings were to
google dns).

-Aaron

On Tue, Mar 25, 2014 at 6:13 PM, Dave Taht <dave.taht@gmail.com> wrote:

> aaron: tcp is highly sensitive to RTT and I imagine the rtt from paris
> to his server is rather high. See
> what happens via demo.tohojo.dk which is much closer to you.
>
> (ping times between there and rich's server would be good to have)
>
>
>
> On Tue, Mar 25, 2014 at 9:09 AM, Aaron Wood <woody77@gmail.com> wrote:
> > Nice!  It gives me what I'd expect for my setup, although the TCP rate is
> > only 2/3 the line rate on DSL (upload is better at 80%).
> >
> > ..............................................................
> >  Download:  14.09 Mbps
> >   Latency: (in msec, 62 pings, 0.00% packet loss)
> >       Min: 30.157
> >     10pct: 30.691
> >    Median: 33.412
> >       Avg: 34.044
> >     90pct: 36.970
> >       Max: 48.250
> > ..............................................................
> >    Upload:  0.87 Mbps
> >   Latency: (in msec, 57 pings, 8.06% packet loss)
> >       Min: 30.655
> >     10pct: 30.744
> >    Median: 36.658
> >       Avg: 36.379
> >     90pct: 41.414
> >       Max: 46.451
> >
> > I'm running 21000/1100 as my rate-limiting settings in CeroWRT
> (3.10.32-12).
> >
> > That packet loss is what kills my UDP ping streams.  It doesn't seem to
> > happen if I use the Free.fr box directly, and only shows when I use
> CeroWRT
> > as the bottle-neck.
> >
> > -Aaron
> >
> >
> > On Tue, Mar 25, 2014 at 4:16 PM, Rich Brown <richb.hanover@gmail.com>
> wrote:
> >>
> >> I have created a 'speedtest.sh' shell script that simulates the
> >> http://speedtest.net, but does it one better.
> >>
> >> The default options for the script do a separate TCP_MAERTS and
> TCP_STREAM
> >> for 60 seconds while collecting ping latency. The output of the script
> shows
> >> the down/upload speed as well as a summary of the ping latency,
> including
> >> min, max, average, median, and 10th and 90th percentiles.
> >>
> >> The script makes it easier to optimize my settings because it makes the
> >> latency figures more concrete. (I used to eyeball the ping output,
> saying,
> >> "Hmmm. I think there were fewer outliers than before...")
> >>
> >> You can see the script on the "Quick Test for Bufferbloat" page on the
> >> wiki at:
> >>
> >>
> >>
> http://www.bufferbloat.net/projects/cerowrt/wiki/Quick_Test_for_Bufferbloat#Speedtestsh-shell-script
> >>
> >> Enjoy!
> >>
> >> Rich
> >> _______________________________________________
> >> Cerowrt-devel mailing list
> >> Cerowrt-devel@lists.bufferbloat.net
> >> https://lists.bufferbloat.net/listinfo/cerowrt-devel
> >
> >
> >
> > _______________________________________________
> > Cerowrt-devel mailing list
> > Cerowrt-devel@lists.bufferbloat.net
> > https://lists.bufferbloat.net/listinfo/cerowrt-devel
> >
>
>
>
> --
> Dave Täht
>
> Fixing bufferbloat with cerowrt:
> http://www.teklibre.com/cerowrt/subscribe.html
>

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