[Flent-users] [tohojo/flent] packet loss stats (#106)

Dave Täht notifications at github.com
Thu Nov 16 19:20:16 EET 2017


Toke Høiland-Jørgensen <notifications at github.com> writes:

> Pete Heist <notifications at github.com> writes:
>
>> On the positive side(?), with irtt, I don't see the 'latency locking'
>> effect that I see with netperf, where for whatever reason, certain
>> flows would stay more fixed in some position relative to the mean.
>> Also, in these runs, the download throughput was somewhat less with
>> netperf, but not with irtt.
>
> Yeah, one of the issues with the netperf UDP_RR test is that it uses
> more bandwidth the lower the latency, because it really measures
> "transactions per second" which Flent then converts to RTT. That is
> probably also the reason for the 'locking' behaviour...

The rrul spec was for isochronous behavior. Would not mind a rrulv2 test
that did that using irtt.

>
> -Toke
>
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> Reply to this email directly, view it on GitHub, or mute the thread.


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