[Cake] [Cerowrt-devel] https://tools.ietf.org/html/draft-ietf-tsvwg-le-phb-06 is in last call

[Mikael Abrahamsson]

On Mon, 4 Feb 2019, Dave Taht wrote:

>> The problem with CAKE/FQ and background traffic is that it can't tell if
>> there is congestion or not, and things like LEDBAT can't backoff and try
>> to avoid causing congestion. So your previous email about allowing some
>> congestion to take place on LE would be good as then protocols that try to
>> avoid causing congestion would have a way to do so.
>
> I do not like that the standard allows for total starvation. I would
> prefer it had a minimum of 5%.

I fully agree, and that would work even if all LE traffic was put into 
single queue with 5% of total bw, and even if that had a 1 second FIFO 
with tail drop.

-- 
Mikael Abrahamsson    email: swmike at swm.pp.se