Re: [LibreQoS] ookla speedtest results?

[dan <dandenson@gmail.com>]

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sniff DNS for those speed test lookups and trigger a packet capture for x
duration?

On Mon, Oct 24, 2022 at 9:27 AM Dave Taht <dave.taht@gmail.com> wrote:

> On Mon, Oct 24, 2022 at 8:20 AM dan <dandenson@gmail.com> wrote:
> >
> > Dave, I think that 'bouncing' is more CPU time in the browser.  I don't
> think it's indicative over what's actually happening.
>
> A simultaneous packet capture and wireshark plot of the RTTs would
> also be helpful.
>
> >
> > On Mon, Oct 24, 2022 at 9:09 AM Dave Taht via LibreQoS <
> libreqos@lists.bufferbloat.net> wrote:
> >>
> >> On Mon, Oct 24, 2022 at 8:02 AM Robert Chacón via LibreQoS
> >> <libreqos@lists.bufferbloat.net> wrote:
> >> >
> >> > I can run an Ookla test in the middle of the night with LibreQoS off
> for a bit.
> >>
> >> Groovy.
> >>
> >> > From what I recall - without Libre we see download bloat of 300ms or
> so. With Libre, it's gone. On waveform we see 0ms added bloat each
> direction for most clients.
> >>
> >> The numbers report by speedtest bounce around a lot, and they tend to
> >> pick a lower number as a final result than I'd
> >> like. If there's a way to capture a movie of it...
> >> >
> >> > And I like the "monitor only" mode idea.
> >> > Perhaps we could create the HTB tree, but just not attach the CAKE
> qdisc?
> >> > Technically even HTB could reduce latency by itself on overloaded APs
> , so it wouldn't be true passive monitoring, but it would allow us to
> compare the before/after of CAKE while still having qdiscs we can point
> cpumap-pping to.
> >> >
> >> > Alternatively, maybe we could use eBPF PPing just for this passive
> monitoring period?
> >> >
> >> >
> >> > On Mon, Oct 24, 2022 at 8:02 AM Herbert Wolverson via LibreQoS <
> libreqos@lists.bufferbloat.net> wrote:
> >> >>
> >> >> Are you looking for a shaped result? That'll show "whatever bandwidth
> >> >> is left on the sector" without Libre, and around the customer's
> paid-for
> >> >> target with Libre (hopefully!).
> >> >>
> >> >> One thing Preseem does well is that their onboarding process includes
> >> >> "leave it in monitoring-only mode" for a week, gathering data before
> you
> >> >> pull the switch (although most ISPs I've talked to just pull the
> switch...)
> >> >> It's quite enlightening to see a before/after, even with only
> FQ_CODEL
> >> >> as the shaper.
> >> >>
> >> >> We could probably do something similar with a "monitor only" mode
> that
> >> >> doesn't enable any queues (is there a TC equivalent to "dummy" on
> >> >> FreeBSD?).
> >> >>
> >> >> On Mon, Oct 24, 2022 at 8:52 AM Dave Taht via LibreQoS <
> libreqos@lists.bufferbloat.net> wrote:
> >> >>>
> >> >>> I am curious if anyone here has speedtest results with libreqos on
> and
> >> >>> off, and can send a screen shot?
> >> >>>
> >> >>> --
> >> >>> This song goes out to all the folk that thought Stadia would work:
> >> >>>
> https://www.linkedin.com/posts/dtaht_the-mushroom-song-activity-6981366665607352320-FXtz
> >> >>> Dave Täht CEO, TekLibre, LLC
> >> >>> _______________________________________________
> >> >>> LibreQoS mailing list
> >> >>> LibreQoS@lists.bufferbloat.net
> >> >>> https://lists.bufferbloat.net/listinfo/libreqos
> >> >>
> >> >> _______________________________________________
> >> >> LibreQoS mailing list
> >> >> LibreQoS@lists.bufferbloat.net
> >> >> https://lists.bufferbloat.net/listinfo/libreqos
> >> >
> >> >
> >> >
> >> > --
> >> > Robert Chacón
> >> > CEO | JackRabbit Wireless LLC
> >> > _______________________________________________
> >> > LibreQoS mailing list
> >> > LibreQoS@lists.bufferbloat.net
> >> > https://lists.bufferbloat.net/listinfo/libreqos
> >>
> >>
> >>
> >> --
> >> This song goes out to all the folk that thought Stadia would work:
> >>
> https://www.linkedin.com/posts/dtaht_the-mushroom-song-activity-6981366665607352320-FXtz
> >> Dave Täht CEO, TekLibre, LLC
> >> _______________________________________________
> >> LibreQoS mailing list
> >> LibreQoS@lists.bufferbloat.net
> >> https://lists.bufferbloat.net/listinfo/libreqos
>
>
>
> --
> This song goes out to all the folk that thought Stadia would work:
>
> https://www.linkedin.com/posts/dtaht_the-mushroom-song-activity-6981366665607352320-FXtz
> Dave Täht CEO, TekLibre, LLC
>

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