Re: [Cerowrt-devel] Routing limit question

[Dave Taht <dave.taht@gmail.com>]

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It looks to me as if the actiontec has pretty good qos all by itself.
On Oct 19, 2014 11:56 AM, "Sebastian Moeller" <moeller0@gmx.de> wrote:

> HI Dave,
>
>
> On Oct 19, 2014, at 20:24 , Dave Taht <dave.taht@gmail.com> wrote:
>
> > On at least one verizon device I've tried it appeared that they had
> > SFQ or something similar on egress from the modem.
> >
> >
> http://www.bufferbloat.net/projects/codel/wiki/RRUL_Rogues_Gallery#Verizon-FIOS-Testing-at-25Mbit-up-and-25Mbit-down
> >
> > So you only needed to shape the download. which is good as we start
> > peaking out at 50Mbit download total. But only measurements can tell.
>
>         So on Hnymans community openwrt build a few fortunate ones on
> excellent lines seem to get decent results even at 110-120 Mbps combined:
> https://forum.openwrt.org/viewtopic.php?pid=250989#p250989
> and:
> https://forum.openwrt.org/viewtopic.php?pid=251013#p251013
> I have no idea why and both lines were reasonably well-behaved even
> without any AQM/QOS...
>
> Also I wonder whether when we increase the quantum for higher rates to
> give HTB some breathing room, whether we also should increase burst and
> cburst? My hunch is that quantum affects the switching between the leaves,
> while busts and cburst should allow to dump more data to lower layers
> inside each leaf qdisc. And since we are running behind, maybe taking a
> bigger shovel can help some. (I assume this needs to be titrated not to
> kill latency under load, but if we can only effective have HTB execute x
> times per second we can easily afford to dump
> line-rate/maxHTB_iteratin_rate bytes per opportunity, no?) My own internet
> link is way to slow to test this...
>
> Best Regards
>         Sebastian
>
> >
> >
> > On Sun, Oct 19, 2014 at 10:51 AM, Ernesto Elias <ernestogelias@gmail.com>
> wrote:
> >> Hello everyone!
> >> I have a question about the wndr3800 routing limit. I went back to the
> older
> >> submissions to see if I can find what would be the answer for it. But
> in my
> >> search I haven't managed to find a definite answer. From what I seen
> about
> >> setting the limit it can do with SQM is 50, 60, or 80 mbit. I'm just
> >> wondering if anyone can shed some light for me here as I have verizon
> fios
> >> and my speeds are 50 dl/50 ul. Thank you guys very much!
> >>
> >> _______________________________________________
> >> Cerowrt-devel mailing list
> >> Cerowrt-devel@lists.bufferbloat.net
> >> https://lists.bufferbloat.net/listinfo/cerowrt-devel
> >>
> >
> >
> >
> > --
> > Dave Täht
> >
> > thttp://www.bufferbloat.net/projects/bloat/wiki/Upcoming_Talks
> > _______________________________________________
> > Cerowrt-devel mailing list
> > Cerowrt-devel@lists.bufferbloat.net
> > https://lists.bufferbloat.net/listinfo/cerowrt-devel
>
>

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