Bob -
On Tuesday, July 13, 2021 1:07pm, "Bob McMahon" said:
> "Control at endpoints benefits greatly from even small amounts of
> information supplied by the network about the degree of congestion present
> on the path."
>
> Agreed. The ECN mechanism seems like a shared thermostat in a
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"the infinite TCP flow that converges to a steady behavior is purely
academic"
We find this to be mostly true. Sadly, the tools such as iperf drove to
this condition. While still useful, not realistic.
We added, in iperf 2, the ability to test TCP bursts (--burst-size and
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"Control at endpoints benefits greatly from even small amounts of
information supplied by the network about the degree of congestion present
on the path."
Agreed. The ECN mechanism seems like a shared thermostat in a building.
It's basically an on/off where everyone is
Ben,
it depends on what one tries to measure. Doing a rate scan using UDP (to
measure latency distributions under load) is the best thing that we have but
without actually knowing how resources are shared (fair share as in WiFi, FIFO
as nearly everywhere else) it becomes very difficult to
