On Wed, 29 Nov 2017 10:41:41 -0800
Dave Taht <dave.t...@gmail.com> wrote:

> On Wed, Nov 29, 2017 at 10:21 AM, Juliusz Chroboczek <j...@irif.fr> wrote:
> >> The better solution would of course be to have the TCP peeps change the
> >> way TCP works so that it sends fewer ACKs.  
> >
> > Which tends to perturb the way the TCP self-clocking feedback loop works,
> > and to break Nagle.  
> 
> Linux TCP is no longer particularly ack-clocked. In the post pacing,
> post sch_fq world, packets are released (currently) on a 1ms schedule.
> Support was recently released for modifying that schedule on a per
> driver basis, which turns out to be helpful for wifi.
> 
> see: https://www.spinics.net/lists/netdev/msg466312.html

Also TCP BBR has lost its initial luster since it is unfair and ignores
losses and ECN (see recent netdev paper).

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