and C) you can implement any packet scheduler using a timing wheel using virtual times.
On Fri, Jul 20, 2018 at 4:09 PM Dave Taht <dave.t...@gmail.com> wrote: > > https://www.files.netdevconf.org/d/46def75c2ef345809bbe/files/?p=/Evolving%20from%20AFAP%20%E2%80%93%20Teaching%20NICs%20about%20time.pdf > > Talking about replacing queues with timing wheels. > > I will refrain from commenting other than noting A) I like it. We > essentially have limits in the OS on packet scheduling that make it > harder and harder to have sub 2ms, much less sub 10usec, queues with > the existing qdiscs and pacing systems B) that NIC support seems > needed. I can think of a lot of things I'd like to have in a NIC > (which certainly include default timestamping on rx and multiple kinds > of X-tuple hash) - but hadn't thought about replacing queues entirely! > > I haven't read up on carousel yet either. > > Look forward to seeing the video when it comes out. > > -- > > Dave Täht > CEO, TekLibre, LLC > http://www.teklibre.com > Tel: 1-669-226-2619 > _______________________________________________ > Make-wifi-fast mailing list > make-wifi-f...@lists.bufferbloat.net > https://lists.bufferbloat.net/listinfo/make-wifi-fast
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