[Cake] cake at 60gbit

[Jonathan Morton]

> On 3 Jul, 2018, at 1:23 am, Toke Høiland-Jørgensen <toke at toke.dk> wrote:
> 
> My hunch is that this has something to do with the way mlx5 uses multiple receive queues (and thus multiple CPUs). Which is probably different from veth...

At this stage I'm pretty confident it has nothing to do with Cake, and everything to do with the Mellanox hardware and driver.  It does strike me that Linux' default handling of multiqueue hardware doesn't map very well to the qdisc interface.

 - Jonathan Morton