From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-x434.google.com (mail-wr1-x434.google.com [IPv6:2a00:1450:4864:20::434]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 13C2C3B29E for ; Mon, 24 Oct 2022 11:27:46 -0400 (EDT) Received: by mail-wr1-x434.google.com with SMTP id j15so6289034wrq.3 for ; Mon, 24 Oct 2022 08:27:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=wMpc6uYpOANN7UMm1p+5YmMLyO3h0isznGilgKvPmow=; b=cI18Dg+D1/bloeuDN4BLOuKuor6fAjSQQ6KISED1L3P3g7Cpb7HOrj5D/+UHyE/H4i Ev9BxxL+0CePnM5FsD25BsG+vF8Ri12kEDmETO7HppvMkeDi6OhVbcvpxc/DB+xtWQOh sgSlz3vkMRI+NJ4+ICibidf8G0bsY7v1RwuQbaqcZiEm4bUAQCs/dPwHhBAwvLVhyHGV zb6HiTbOzxklwxWxcd5NB5KzXwRbjr7QQmy88DMO6ZMRRQYiF6tzSBAwIlgrDO5n/SOB HiJ9VfLqL69baLuNszt9JU/+WzAMAKk+GWDMyzG4mVdfM6XIDrZWlpkyXZIjE6HyE3n1 dHKg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=wMpc6uYpOANN7UMm1p+5YmMLyO3h0isznGilgKvPmow=; b=4gEesD/tavyc1tGV6+q9GLK7JAiRJHiXiAzT92zvF0d1lq0ZLX3IQLMWEerw5wACTO NcLsBxPdqby2uDNx3C7DuXelN0ag7eXJUo6YRZ5EybFaO3ZsnjGXvUk0EVN+dmOWQ7nZ r3wTGTwK0IIIgMp9eX9g2BFLu57rRNwszBaIkj4eGxLcAkxTb8z16QGE5+QnifH2vXd2 7gsV2z0H1yOR14BWTyLOzzcIMTWd7+Cim0tht3C4Rk1Rr9tQ8b2mrOkOM1ufipgIemyI az10lzn/yPBGbqytUa3IqcV0dlmluIfz3cSA20dGfTlF6rOlFoxt35mnlM88O1uatzMY j5CA== X-Gm-Message-State: ACrzQf3hu9+hshxWTZGF+J9wQkBjy2Cf/axf6jX8YkOqitl/ORL2A6TL i7wPxbr3idlPe3UQLXU+rV/3FGpfJcUD8s9GFyY= X-Google-Smtp-Source: AMsMyM4ZQPKQyLf1PY2pYipTPBox3JSAI81BWjIQJg8s9sarj1tOig+RU2bwursUBOMG82iY7Z3MstQYkl+AykmEkfk= X-Received: by 2002:a5d:47a1:0:b0:236:6f4d:1db3 with SMTP id 1-20020a5d47a1000000b002366f4d1db3mr4438996wrb.383.1666625264934; Mon, 24 Oct 2022 08:27:44 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Dave Taht Date: Mon, 24 Oct 2022 08:27:32 -0700 Message-ID: To: dan Cc: =?UTF-8?Q?Robert_Chac=C3=B3n?= , libreqos@lists.bufferbloat.net Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Subject: Re: [LibreQoS] ookla speedtest results? X-BeenThere: libreqos@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Many ISPs need the kinds of quality shaping cake can do List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 24 Oct 2022 15:27:46 -0000 On Mon, Oct 24, 2022 at 8:20 AM dan wrote: > > Dave, I think that 'bouncing' is more CPU time in the browser. I don't t= hink 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 wrote: >> >> On Mon, Oct 24, 2022 at 8:02 AM Robert Chac=C3=B3n via LibreQoS >> wrote: >> > >> > I can run an Ookla test in the middle of the night with LibreQoS off f= or a bit. >> >> Groovy. >> >> > From what I recall - without Libre we see download bloat of 300ms or s= o. 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 qdi= sc? >> > 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 compa= re the before/after of CAKE while still having qdiscs we can point cpumap-p= ping to. >> > >> > Alternatively, maybe we could use eBPF PPing just for this passive mon= itoring period? >> > >> > >> > On Mon, Oct 24, 2022 at 8:02 AM Herbert Wolverson via LibreQoS 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 swit= ch...) >> >> It's quite enlightening to see a before/after, even with only FQ_CODE= L >> >> as the shaper. >> >> >> >> We could probably do something similar with a "monitor only" mode tha= t >> >> 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 wrote: >> >>> >> >>> I am curious if anyone here has speedtest results with libreqos on a= nd >> >>> 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-6981= 366665607352320-FXtz >> >>> Dave T=C3=A4ht 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 Chac=C3=B3n >> > 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-69813666= 65607352320-FXtz >> Dave T=C3=A4ht CEO, TekLibre, LLC >> _______________________________________________ >> LibreQoS mailing list >> LibreQoS@lists.bufferbloat.net >> https://lists.bufferbloat.net/listinfo/libreqos --=20 This song goes out to all the folk that thought Stadia would work: https://www.linkedin.com/posts/dtaht_the-mushroom-song-activity-69813666656= 07352320-FXtz Dave T=C3=A4ht CEO, TekLibre, LLC