Rich Brown <notifications@github.com> writes:

> Using Flent 1.3.0 with fping 4.2 on macOS 10.2.6:
>
> I see high ping times (>100 msec in the following report) despite the
> fact that actual ping times (measured by fping during the flent test)
> are 20-30 msec, and none higher that 47 msec. (I am on 7mbps/768kbps
> DSL, so the 6.95mbps seems accurate.)
>
> Here is the data file.
> tcp_ndown-2019-09-06T074544.888052.Rich_Test.flent.gz
>
> What other information could I provide? Thanks.
>
> bash-3.2$ flent -x -H flent-fremont.bufferbloat.net -t "Rich_Test" --te=download_streams=4 tcp_ndown
> Started Flent 1.3.0 using Python 2.7.15.
> Starting tcp_ndown test. Expected run time: 70 seconds.
> Data file written to ./tcp_ndown-2019-09-06T074544.888052.Rich_Test.flent.gz.
>
> Summary of tcp_ndown test run from 2019-09-06 11:45:44.888052
> Title: 'Rich_Test'
>
> avg median # data pts
> Ping (ms) ICMP : 104.03 105.00 ms 350

I have seen this statistic be wildly wrong in the summary but correct in
the graph.

> TCP download avg : 1.71 1.74 Mbits/s 300
> TCP download sum : 6.83 6.95 Mbits/s 300
> TCP download::1 : 1.55 1.56 Mbits/s 281
> TCP download::2 : 1.85 1.83 Mbits/s 282
> TCP download::3 : 1.53 1.54 Mbits/s 282
> TCP download::4 : 1.91 1.90 Mbits/s 287
> bash-3.2$
> bash-3.2$ fping --version
> fping: Version 4.2
> fping: comments to david@schweikert.ch
>
> bash-3.2$ fping -c 1000 gstatic.com -D
> [1567770338.594778] gstatic.com : [0], 84 bytes, 20.7 ms (20.7 avg, 0% loss)
> [1567770339.600662] gstatic.com : [1], 84 bytes, 21.7 ms (21.2 avg, 0% loss)
> [1567770340.602339] gstatic.com : [2], 84 bytes, 21.5 ms (21.3 avg, 0% loss)
> [1567770341.605205] gstatic.com : [3], 84 bytes, 22.2 ms (21.5 avg, 0% loss)
> [1567770342.608899] gstatic.com : [4], 84 bytes, 21.0 ms (21.4 avg, 0% loss)
> [1567770343.613397] gstatic.com : [5], 84 bytes, 21.4 ms (21.4 avg, 0% loss)
> [1567770344.618612] gstatic.com : [6], 84 bytes, 21.5 ms (21.4 avg, 0% loss)
> [1567770345.618789] gstatic.com : [7], 84 bytes, 20.8 ms (21.3 avg, 0% loss)
> ...
>
> —
> You are receiving this because you are subscribed to this thread.
> Reply to this email directly, view it on GitHub, or mute the thread.


You are receiving this because you are subscribed to this thread.
Reply to this email directly, view it on GitHub, or mute the thread.