[Codel] Worst case conditions - large RTT

[Kathleen Nichols]

In the paper, I show the 500 RTT case. I also ran some at 750ms and 1 sec.
The utilization is not as good as the smaller RTTs but it was still good.
Maybe you can try to create the situation you are thinking of?

On 5/9/12 1:36 PM, Simon Barber wrote:
> Codel assesses the minimum delay over a fixed time period (the interval)
> - what happens when the interval is much smaller that the RTT. For
> example a tcp stream is experiencing a 2 second RTT (perhaps due to
> bufferbloat at some point), yet the interval is 100ms. The TCP
> implementation is a poor one that will ACK a window at a time. Here
> codel will drop excessively, and cause low throughput?
> 
> Simon
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