From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ig0-x22d.google.com (mail-ig0-x22d.google.com [IPv6:2607:f8b0:4001:c05::22d]) (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 20C5A21F5D3 for ; Fri, 23 Oct 2015 15:51:24 -0700 (PDT) Received: by igbkq10 with SMTP id kq10so26134769igb.0 for ; Fri, 23 Oct 2015 15:51:23 -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=zkY1oIwcFOTkYfm+BNxBUCzN8iqK7IFY8VEOoKKkTIM=; b=S8jpyFKQpaiSBQVDdlYLhLki765/HlyF28EoEtNPTqvQtDVtUF9twLmDZ0RUgF67Ky 5x1W/40r6uYDjMOw8MaQo4wSdBg0pLK81kuef2EwKwwR3gPLwOCE7/RneVG0yK1/VrwY OoRHLcvF/r7Uj4D4SflmwWihz5yV12ul9Zngdn8aT67PGe7zj4J5btWsTYpKZqqjt26w 7PuZCXjhn5djdy5EaN8izNykPsbwAtr9jcL7S/G9hdk+cXzZQWMZyAm3vHPF2Wws+3Y3 EZXZKzxHTQaG6hrfV/OjLyl+7XUvzKyX0igLNNRWXOJUF673RBHUrtpNaAwLPBfxp5mG seUw== MIME-Version: 1.0 X-Received: by 10.50.66.69 with SMTP id d5mr6792549igt.30.1445640683711; Fri, 23 Oct 2015 15:51:23 -0700 (PDT) Received: by 10.79.120.141 with HTTP; Fri, 23 Oct 2015 15:51:23 -0700 (PDT) In-Reply-To: <562A9611.4050403@gmail.com> References: <562A5BE5.6010101@gmail.com> <12883.1445625688@sandelman.ca> <562A9611.4050403@gmail.com> Date: Fri, 23 Oct 2015 15:51:23 -0700 Message-ID: From: Aaron Wood To: Richard Smith Content-Type: multipart/alternative; boundary=001a11349cee6cf6c60522cd73c0 Cc: cerowrt-devel Subject: Re: [Cerowrt-devel] Problems testing sqm 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: Fri, 23 Oct 2015 22:51:47 -0000 --001a11349cee6cf6c60522cd73c0 Content-Type: text/plain; charset=UTF-8 On Fri, Oct 23, 2015 at 1:18 PM, Richard Smith wrote: > On 10/23/2015 02:41 PM, Michael Richardson wrote: > >> Richard Smith wrote: >> > My test setup: >> >> > Laptop<--1000BaseT-->DUT<--1000baseT-->Server >> >> So, given that the DUT is the only real constraint in the network, what >> do you expect to see from this setup? >> > > > Setting ingress/egress to 10Mbit/s I expected to see the speed >> measurements bounce around those limits with the ping times staying in the >> low double digits of ms. What I saw however, was the data rates going well >> past 10Mbit limit and pings up to 2000 ms. >> > > This is what I've seen in prior rrul testing using a the 50/10 cable link > at our office and my 25(ish)/6 link at my apartment and a well connected > server on the net. That however was using QoS and not SQM. > > Its that a reasonable expectation? It is, and it's what you should have seen, so I think that it wasn't _actually_ running. I don't remember if I had to reboot or not after installing both sqm_scripts and luci_sqm_scripts on my WRT1900AC. But the request earlier to run "tc" to show the qdiscs will tell you if it's really setup right or not. -Aaron --001a11349cee6cf6c60522cd73c0 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
On Fri, Oct 23, 2015 at 1:18 PM, Richard Smith <smith= bone@gmail.com> wrote:
On 10/23= /2015 02:41 PM, Michael Richardson wrote:
Richard Smith <= smithbone@gmail.com> wrote:
=C2=A0 =C2=A0 =C2=A0> My test setup:

=C2=A0 =C2=A0 =C2=A0> Laptop<--1000BaseT-->DUT<--1000baseT-->= ;Server

So, given that the DUT is the only real constraint in the network, what
do you expect to see from this setup?
=C2=A0
=C2=A0
Setting ingress/egress to 10Mbit/s I expected to = see the speed measurements bounce around those limits with the ping times s= taying in the low double digits of ms.=C2=A0 What I saw however, was the da= ta rates going well past 10Mbit limit and pings up to 2000 ms.
This is what I've seen in prior rrul testing using a the 50/10 cable li= nk at our office and my 25(ish)/6 link at my apartment and a well connected= server on the net.=C2=A0 That however was using QoS and not SQM.

Its that a reasonable expectation?

It is, a= nd it's what you should have seen, so I think that it wasn't _actua= lly_ running.=C2=A0 I don't remember if I had to reboot or not after in= stalling both sqm_scripts and luci_sqm_scripts on my WRT1900AC.
<= br>
But the request earlier to run "tc" to show the qdi= scs will tell you if it's really setup right or not.

-Aaron=C2=A0
--001a11349cee6cf6c60522cd73c0--