<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">That was, in fact, to Toke's server, not to Rich's (and pings were to google dns).</div><div class="gmail_quote"><br></div><div class="gmail_quote">-Aaron</div>
<div class="gmail_quote"><br></div><div class="gmail_quote">On Tue, Mar 25, 2014 at 6:13 PM, Dave Taht <span dir="ltr"><<a href="mailto:dave.taht@gmail.com" target="_blank">dave.taht@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">aaron: tcp is highly sensitive to RTT and I imagine the rtt from paris<br>
to his server is rather high. See<br>
what happens via <a href="http://demo.tohojo.dk" target="_blank">demo.tohojo.dk</a> which is much closer to you.<br>
<br>
(ping times between there and rich's server would be good to have)<br>
<div class="HOEnZb"><div class="h5"><br>
<br>
<br>
On Tue, Mar 25, 2014 at 9:09 AM, Aaron Wood <<a href="mailto:woody77@gmail.com">woody77@gmail.com</a>> wrote:<br>
> Nice! It gives me what I'd expect for my setup, although the TCP rate is<br>
> only 2/3 the line rate on DSL (upload is better at 80%).<br>
><br>
> ..............................................................<br>
> Download: 14.09 Mbps<br>
> Latency: (in msec, 62 pings, 0.00% packet loss)<br>
> Min: 30.157<br>
> 10pct: 30.691<br>
> Median: 33.412<br>
> Avg: 34.044<br>
> 90pct: 36.970<br>
> Max: 48.250<br>
> ..............................................................<br>
> Upload: 0.87 Mbps<br>
> Latency: (in msec, 57 pings, 8.06% packet loss)<br>
> Min: 30.655<br>
> 10pct: 30.744<br>
> Median: 36.658<br>
> Avg: 36.379<br>
> 90pct: 41.414<br>
> Max: 46.451<br>
><br>
> I'm running 21000/1100 as my rate-limiting settings in CeroWRT (3.10.32-12).<br>
><br>
> That packet loss is what kills my UDP ping streams. It doesn't seem to<br>
> happen if I use the Free.fr box directly, and only shows when I use CeroWRT<br>
> as the bottle-neck.<br>
><br>
> -Aaron<br>
><br>
><br>
> On Tue, Mar 25, 2014 at 4:16 PM, Rich Brown <<a href="mailto:richb.hanover@gmail.com">richb.hanover@gmail.com</a>> wrote:<br>
>><br>
>> I have created a 'speedtest.sh' shell script that simulates the<br>
>> <a href="http://speedtest.net" target="_blank">http://speedtest.net</a>, but does it one better.<br>
>><br>
>> The default options for the script do a separate TCP_MAERTS and TCP_STREAM<br>
>> for 60 seconds while collecting ping latency. The output of the script shows<br>
>> the down/upload speed as well as a summary of the ping latency, including<br>
>> min, max, average, median, and 10th and 90th percentiles.<br>
>><br>
>> The script makes it easier to optimize my settings because it makes the<br>
>> latency figures more concrete. (I used to eyeball the ping output, saying,<br>
>> "Hmmm. I think there were fewer outliers than before...")<br>
>><br>
>> You can see the script on the "Quick Test for Bufferbloat" page on the<br>
>> wiki at:<br>
>><br>
>><br>
>> <a href="http://www.bufferbloat.net/projects/cerowrt/wiki/Quick_Test_for_Bufferbloat#Speedtestsh-shell-script" target="_blank">http://www.bufferbloat.net/projects/cerowrt/wiki/Quick_Test_for_Bufferbloat#Speedtestsh-shell-script</a><br>
>><br>
>> Enjoy!<br>
>><br>
>> Rich<br>
>> _______________________________________________<br>
>> Cerowrt-devel mailing list<br>
>> <a href="mailto:Cerowrt-devel@lists.bufferbloat.net">Cerowrt-devel@lists.bufferbloat.net</a><br>
>> <a href="https://lists.bufferbloat.net/listinfo/cerowrt-devel" target="_blank">https://lists.bufferbloat.net/listinfo/cerowrt-devel</a><br>
><br>
><br>
><br>
> _______________________________________________<br>
> Cerowrt-devel mailing list<br>
> <a href="mailto:Cerowrt-devel@lists.bufferbloat.net">Cerowrt-devel@lists.bufferbloat.net</a><br>
> <a href="https://lists.bufferbloat.net/listinfo/cerowrt-devel" target="_blank">https://lists.bufferbloat.net/listinfo/cerowrt-devel</a><br>
><br>
<br>
<br>
<br>
</div></div><span class="HOEnZb"><font color="#888888">--<br>
Dave Täht<br>
<br>
Fixing bufferbloat with cerowrt: <a href="http://www.teklibre.com/cerowrt/subscribe.html" target="_blank">http://www.teklibre.com/cerowrt/subscribe.html</a><br>
</font></span></blockquote></div><br></div></div>