Sebastian Moeller <moell...@gmx.de> writes: > Hi Toke, > > >> On Mar 25, 2020, at 09:58, Toke Høiland-Jørgensen <t...@toke.dk> wrote: >> >> Aaron Wood <wood...@gmail.com> writes: >> >>> I recently upgraded service from 150up, 10dn Mbps to xfinity's gigabit >>> (with 35Mbps up) tier, and picked up a DOCSIS 3.1 modem to go with it. >>> >>> Flent test results are here: >>> https://burntchrome.blogspot.com/2020/03/bufferbloat-with-comcast-gigabit-with.html >>> >>> tl/dr; 1000ms of upstream bufferbloat >>> >>> But it's DOCSIS 3.1, so why isn't PIE working? Theory: It's in DOCSIS 3.0 >>> upstream mode based on the status LEDs. Hopefully it will go away if I can >>> convince it to run in DOCSIS 3.1 mode. >> >> I think that while PIE is "mandatory to implement" in DOCSIS 3.1, the >> ISP still has to turn it on? So maybe yelling at them will work? (ha!) >> >>> At the moment, however, my WRT1900AC isn't up to the task of dealing with >>> these sorts of downstream rates. >>> >>> So I'm looking at the apu2, which from this post: >>> https://forum.openwrt.org/t/comparative-throughput-testing-including-nat-sqm-wireguard-and-openvpn/44724 >>> >>> Will certainly get most of the way there. >> >> My Turris Omnia is doing fine on my 1Gbps connection (although that >> hardly suffers from bloat, so I'm not doing any shaping; did try it >> though, and it has no problem with running CAKE at 1Gbps). > > Well, doing local network flent RRUL stress tests indicated that > my omnia (at that time with TOS4/Openwrt18) only allowed up to > 500/500 Mbps shaping with bi directionally saturating traffic > with full MTU-sized packets. So I undirectional CAKE at 1Gbps > can work, but under full load, I did not manage that, what did I > wrong?
Hmm, not sure I've actually done full bidirectional shaping. And trying it now, it does seem to be struggling... -Toke _______________________________________________ Bloat mailing list Bloat@lists.bufferbloat.net https://lists.bufferbloat.net/listinfo/bloat