Hi hal. long time no see.
On Sat, Nov 2, 2019 at 4:38 PM Hal Murray <[email protected]> wrote: > > > Sebastian Moeller said: > > Interestingly, the naive expectation in the vice text is equal sharing > > between all concurrent flows, if only we had a system that could actually > > help achieving this kind of set-up that is fair to each flow... > > Is there consensus on what a flow is? Or what the unit of traffic that > fairness measures should be? > > It seems to me that it depends on where you are located. > > Consider upstream traffic: > > If I'm a workstation or server, I probably want to give equal weight to each > connection. > > If I'm an exit router at a residence, I probably want to give equal weight to > each IP Address. If not, pigs can game the system by making multiple > connections. But if I have a server, maybe I want to reserve or limit the > bandwidth it gets - reserve to keep the workstation/laptop traffic from > killing the server and limit so the workstation/laptop people can get some > work done when the server is busy. > > If I'm an ISP customer facing router, I probably want to give equal weight to > each customer, probably scaled by how much bandwidth they are paying for. > > I don't know how to handle backbone routers. You probably want to treat each > customer as a flow, again scaled by how much bandwidth they are paying for. > But an IP level packet doesn't tell you anything about which customer it came > from. > > If this is old news, please point me at a good writeup. I *think* we handled the majority of these use cases in the design of cake. https://arxiv.org/pdf/1804.07617.pdf somewhat missing from these is that we also want *really good multiplexing*. > > > > -- > These are my opinions. I hate spam. > > > > _______________________________________________ > Bloat mailing list > [email protected] > https://lists.bufferbloat.net/listinfo/bloat -- Dave Täht CTO, TekLibre, LLC http://www.teklibre.com Tel: 1-831-205-9740 _______________________________________________ Bloat mailing list [email protected] https://lists.bufferbloat.net/listinfo/bloat
