[Cake] [Ecn-sane] l4s kernel submission

Sebastian Moeller moeller0 at gmx.de
Sat Oct 16 06:29:01 EDT 2021

> On Oct 16, 2021, at 10:54, Jonathan Morton <chromatix99 at gmail.com> wrote:
>> On 16 Oct, 2021, at 11:38 am, Sebastian Moeller <moeller0 at gmx.de> wrote:
>> I also think that some one subscribed should weight in on the exempt one packet from marking, especially in the light of GRO/GSO.
> I do have some experience with this from Cake, but Cake has the distinct benefit of (usually) knowing what the dequeue rate is, without having to estimate it.  Without that knowledge, I'm not sure it's profitable to guess - except to specifically avoid tail *loss*, which is not at all the same as *marking* the last packet.
> - Jonathan Morton

Yes, in SQM/cake we opted for making the target >= 1.5 times the transmission time of a full sized packet, I think that is the correct solution for slow links, but if one goes the exempt one packet from marking this requires GSO-splitting at least n slow links, no?


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