From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qg0-x22f.google.com (mail-qg0-x22f.google.com [IPv6:2607:f8b0:400d:c04::22f]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 9A1A021F228 for ; Sun, 19 Oct 2014 18:08:03 -0700 (PDT) Received: by mail-qg0-f47.google.com with SMTP id i50so2798821qgf.6 for ; Sun, 19 Oct 2014 18:08:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=pfsLpzCEqHHnNGhTH5T9FMuOO5893nvXNVW5Qgs/6b8=; b=1CkPjetCHQJJOH0Gpv6d1Iv3ru+2ikrePRewK53rq0h2jKlJB9v+t7RH+uGizdkCw9 XSg818aDaY6VKMFyUUjAI2/vsop/MclzSf6JxtEuPH2bQRXjscfv5ru5Jtl422JOAwXs 8Iv48SEKGaICbIwRG2FQ300a1+8LrLxaSs/1h47XdODO/wcN1LOxKKGNJc/TTRrx9QhN e+9pBqEL5WhkQjOt21NlHhHS1yRf+UHiTJhXT/mUJEE3m3lndgA+by7lYLWW8+ZGTwRn ucobkqU7GXoBd9Et9HfdXJ8Z1hBy7Od3Dm54MUZdJmhEBHc5rvT6UFbKtPnQ9X0hK/5e HCUQ== MIME-Version: 1.0 X-Received: by 10.224.120.1 with SMTP id b1mr31839186qar.19.1413767282013; Sun, 19 Oct 2014 18:08:02 -0700 (PDT) Received: by 10.140.102.197 with HTTP; Sun, 19 Oct 2014 18:08:01 -0700 (PDT) In-Reply-To: References: Date: Sun, 19 Oct 2014 21:08:01 -0400 Message-ID: From: Ernesto Elias To: Sebastian Moeller Content-Type: multipart/alternative; boundary=001a11c2d6e6a3c25c0505d058a1 Cc: "cerowrt-devel@lists.bufferbloat.net" Subject: Re: [Cerowrt-devel] Routing limit question X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Oct 2014 01:08:32 -0000 --001a11c2d6e6a3c25c0505d058a1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Well Sebastian sir, I am taking your advice and I'm on windows 7 so right now I'm downloading virtualbox and xubuntu. I don't know if there is one that you guys recommend. Well... I am new to all this stuff so I'm asking you to please help me on the subject like after everything is up and running on the computer, what other steps do I do afterwards and forgive me like I said I'm new ot all this stuff because I want to be able to find my link capacity when using SQM. and Thanks for the help! On Sun, Oct 19, 2014 at 3:55 PM, Sebastian Moeller wrote: > Hi Ernesto, > > I would recommend to not run the netperf processes on the router you want > to assess, if possible. Shaping at the rates you are interested in probab= ly > will take 100% CPU of the router, so there is no slack for running net > server and netperf instances at the same time. Also I would recommend to > use netperf-wrapper (https://github.com/tohojo/netperf-wrapper) instead > of netperfrunner.sh as it allows so much nicer visualization of the > queueing over time. netperfrunner.sh is great tool for quick testing and > figuring out link capacities and worst case latency under load increase > (LULI), but for more thorough comparisons it ain=E2=80=99t made. Netperf-= wrapper > will run under linux and macosx natively, but will also run (well enough) > in a linux virtual machine on a windows box. > > > Best Regards > Sebastian > > > On Oct 19, 2014, at 21:16 , Ernesto Elias wrote= : > > > root@cerowrt:~# /usr/lib/CeroWrtScripts/netperfrunner.sh > > 2014-10-19 15:10:27 Testing netperf.bufferbloat.net (ipv4) with 4 > streams down a > > nd up while pinging gstatic.com. Takes about 60 > seconds. > > Download: 30.49 Mbps > > Upload: 46.52 Mbps > > Latency: (in msec, 61 pings, 0.00% packet loss) > > Min: 19.848 > > 10pct: 19.958 > > Median: 20.743 > > Avg: 21.229 > > 90pct: 22.739 > > Max: 30.491 > > root@cerowrt:~# /usr/lib/CeroWrtScripts/netperfrunner.sh > > 2014-10-19 15:11:54 Testing netperf.bufferbloat.net (ipv4) with 4 > streams down a > > nd up while pinging gstatic.com. Takes about 60 > seconds. > > Download: 7.02 Mbps > > Upload: 63.68 Mbps > > Latency: (in msec, 61 pings, 0.00% packet loss) > > Min: 21.690 > > 10pct: 117.997 > > Median: 153.983 > > Avg: 150.851 > > 90pct: 180.777 > > Max: 190.265 > > > > > > The first result i gotten by only shaping the uplink and the second > results are for only shaping the downlink... > > > > and for the testing i put 0 on the for the downlink and uplink when I > was testing for the opposite. and I put 50000 in it when I was shaping it > for the test. Am I doing it right ? > > > > On Sun, Oct 19, 2014 at 2:51 PM, Dave Taht wrote: > > shape the download only, then measure. shape the upload only, then > measure. > > > > On Sun, Oct 19, 2014 at 11:48 AM, Ernesto Elias > wrote: > > > Oh OK I mean I was just wondering because I was trying to figure out > what > > > should I have put in the sqm tab because I saw that the wndr3800 tops > out at > > > 50 mbit combined of download and upload right? As of now I have it at > 25/25 > > > on the page. Is that right or should I just shape the upload? > > > > > > On Oct 19, 2014 2:24 PM, "Dave Taht" 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#Verizo= n-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= . > > >> > > >> > > >> 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 se= en > > >> > about > > >> > setting the limit it can do with SQM is 50, 60, or 80 mbit. I'm ju= st > > >> > 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 T=C3=A4ht > > >> > > >> thttp://www.bufferbloat.net/projects/bloat/wiki/Upcoming_Talks > > > > > > > > -- > > Dave T=C3=A4ht > > > > 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 > > --001a11c2d6e6a3c25c0505d058a1 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

Well Sebastian sir, I am taking your advice and I= 'm on windows 7 so right now I'm downloading virtualbox and xubuntu= . I don't know if there is one that you guys recommend. Well... I am ne= w to all this stuff so I'm asking you to please help me on the subject = like after everything is up and running on the computer, what other steps d= o I do afterwards and forgive me like I said I'm new ot all this stuff = because I want to be able to find my link capacity when using SQM. and Than= ks for the help!

On Sun, Oct 19, 2014 at 3:55 PM, Sebastian Moeller <moeller0@gmx.= de> wrote:
Hi Ernesto,

I would recommend to not run the netperf processes on the router you want t= o assess, if possible. Shaping at the rates you are interested in probably = will take 100% CPU of the router, so there is no slack for running net serv= er and netperf instances at the same time. Also I would recommend to use ne= tperf-wrapper (https://github.com/tohojo/netperf-wrapper) instead of netpe= rfrunner.sh as it allows so much nicer visualization of the queueing over t= ime. netperfrunner.sh is great tool for quick testing and figuring out link= capacities and worst case latency under load increase (LULI), but for more= thorough comparisons it ain=E2=80=99t made. Netperf-wrapper will run under= linux and macosx natively, but will also run (well enough) in a linux virt= ual machine on a windows box.


Best Regards
=C2=A0 =C2=A0 =C2=A0 =C2=A0 = Sebastian


On Oct 19, 2014, at 21:16 , Ernesto Elias <ernestogelias@gmail.com> wrote:

> root@cerowrt:~# /usr/lib/CeroWrtScripts/netperfrunner.sh
> 2014-10-19 15:10:27 Testing netperf.bufferbloat.net (ipv4) with 4 streams down a= =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0nd up while pinging gstatic.com. Takes about 60 seconds. >=C2=A0 Download:=C2=A0 30.49 Mbps
>=C2=A0 =C2=A0 Upload:=C2=A0 46.52 Mbps
>=C2=A0 =C2=A0Latency: (in msec, 61 pings, 0.00% packet loss)
>=C2=A0 =C2=A0 =C2=A0 =C2=A0Min: 19.848
>=C2=A0 =C2=A0 =C2=A010pct: 19.958
>=C2=A0 =C2=A0 Median: 20.743
>=C2=A0 =C2=A0 =C2=A0 =C2=A0Avg: 21.229
>=C2=A0 =C2=A0 =C2=A090pct: 22.739
>=C2=A0 =C2=A0 =C2=A0 =C2=A0Max: 30.491
> root@cerowrt:~# /usr/lib/CeroWrtScripts/netperfrunner.sh
> 2014-10-19 15:11:54 Testing netperf.bufferbloat.net (ipv4) with 4 streams down a= =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2= =A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0nd up while pinging gstatic.com. Takes about 60 seconds. >=C2=A0 Download:=C2=A0 7.02 Mbps
>=C2=A0 =C2=A0 Upload:=C2=A0 63.68 Mbps
>=C2=A0 =C2=A0Latency: (in msec, 61 pings, 0.00% packet loss)
>=C2=A0 =C2=A0 =C2=A0 =C2=A0Min: 21.690
>=C2=A0 =C2=A0 =C2=A010pct: 117.997
>=C2=A0 =C2=A0 Median: 153.983
>=C2=A0 =C2=A0 =C2=A0 =C2=A0Avg: 150.851
>=C2=A0 =C2=A0 =C2=A090pct: 180.777
>=C2=A0 =C2=A0 =C2=A0 =C2=A0Max: 190.265
>
>
> The first result i gotten by only shaping the uplink and the second re= sults are for only shaping the downlink...
>
> and for the testing i put 0 on the for the downlink and uplink when I = was testing for the opposite. and I put 50000 in it when I was shaping it f= or the test. Am I doing it right ?
>
> On Sun, Oct 19, 2014 at 2:51 PM, Dave Taht <dave.taht@gmail.com> wrote:
> shape the download only, then measure. shape the upload only, then mea= sure.
>
> On Sun, Oct 19, 2014 at 11:48 AM, Ernesto Elias <ernestogelias@gmail.com> wrote:
> > Oh OK I mean I was just wondering because I was trying to figure = out what
> > should I have put in the sqm tab because I saw that the wndr3800 = tops out at
> > 50 mbit combined of download and upload right? As of now I have i= t at 25/25
> > on the page. Is that right or should I just shape the upload?
> >
> > On Oct 19, 2014 2:24 PM, "Dave Taht" <dave.taht@gmail.com> wrote:
> >>
> >> On at least one verizon device I've tried it appeared tha= t they had
> >> SFQ or something similar on egress from the modem.
> >>
> >>
> >> http://www.bufferbloat.net/projects/codel/wiki/RRUL_Rogues_Gall= ery#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 c= an tell.
> >>
> >>
> >> 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 we= nt back to the
> >> > older
> >> > submissions to see if I can find what would be the answe= r 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 mb= it. 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
> >> > C= erowrt-devel@lists.bufferbloat.net
> >> > https://lists.bufferbloat.net/listinfo/cerowrt-d= evel
> >> >
> >>
> >>
> >>
> >> --
> >> Dave T=C3=A4ht
> >>
> >> thttp://www.bufferbloat.net/projects/bloat/w= iki/Upcoming_Talks
>
>
>
> --
> Dave T=C3=A4ht
>
> thttp://www.bufferbloat.net/projects/bloat/wiki/Upcom= ing_Talks
>
> _______________________________________________
> Cerowrt-devel mailing list
> Cerowrt-devel@l= ists.bufferbloat.net
> https://lists.bufferbloat.net/listinfo/cerowrt-devel


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