[Cake] Fwd: Re: Unable to create htb tc classes more than 64K

Stephen Hemminger stephen at networkplumber.org
Tue Aug 27 16:04:09 EDT 2019

On Mon, 26 Aug 2019 09:35:14 +0200
Toke Høiland-Jørgensen <toke at redhat.com> wrote:

> Turns out that with the "earliest departure time" support in sched_fq,
> it is now possible to write a shaper in eBPF, thus avoiding the global
> qdisc lock in sched_htb. This is pretty cool, if you ask me! :)
> -Toke

Thanks, I may use this to revisit doing netem in eBPF (xnetem).
Not having this feature was a show stopper at the time.

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