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 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 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 > 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 >