From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk0-x231.google.com (mail-qk0-x231.google.com [IPv6:2607:f8b0:400d:c09::231]) (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 7B44321F405 for ; Fri, 23 Oct 2015 11:05:22 -0700 (PDT) Received: by qkfm62 with SMTP id m62so84202709qkf.1 for ; Fri, 23 Oct 2015 11:05:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-type:content-transfer-encoding; bh=Z4U6iiPPr1ho00OSPcRt4vwJRyPMS62Le0bMVUIWtc0=; b=UJWH3ab3H0U0y6tV6RQcCcAgA5hHYgY1AhSLKj/gv/rKByD6//Rele2tUpG8UClCcY Rfu95iA8Ygf/ZZvvcy2fxnkSS8HDCOrARSKJqBmnkNmaFapQtIoH2WSBlWamSHvYtFtz ydAXGc5+0zvUxR1WnVjixfEjwHPXgqaGpVZ51xt+gZ+s4vT2++zoKvwPRxJLSpZsw6KC iaqCGgdqCJmEG0rXmYWS4//UHq9B+g921IIXyP7meyx/stRCZcFwPLR8UsA9wUpPsK5H xM8cPvc38E8ITtd0pukvwPVD56DJ9HiSv6BTmmumim/cp/M1ljlIa1NhsZsksNf7q4dI mMYQ== X-Received: by 10.140.109.6 with SMTP id k6mr26771410qgf.28.1445623521234; Fri, 23 Oct 2015 11:05:21 -0700 (PDT) Received: from [192.168.1.172] (207-180-163-171.ma.subnet.cable.rcn.com. [207.180.163.171]) by smtp.googlemail.com with ESMTPSA id u70sm7910844qku.18.2015.10.23.11.05.20 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 23 Oct 2015 11:05:20 -0700 (PDT) Message-ID: <562A76E0.9030403@gmail.com> Date: Fri, 23 Oct 2015 14:05:20 -0400 From: Richard Smith User-Agent: Mozilla/5.0 (X11; Linux i686; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Sebastian Moeller References: <562A5BE5.6010101@gmail.com> <7933F9A7-0F81-486C-A0C8-F700B3B6C3FA@gmx.de> In-Reply-To: <7933F9A7-0F81-486C-A0C8-F700B3B6C3FA@gmx.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Cc: cerowrt-devel@lists.bufferbloat.net 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 18:05:44 -0000 On 10/23/2015 01:38 PM, Sebastian Moeller wrote: >> So at this point I'm thinking there's a PEBKAC issue and I'm not >> really turning it on. > > Well, it might be lack of documentation… (on my todo list, but way > way back there, sorry). :) No worries. > The best test (for validity of the configuration) is to run the > following on the router and preferably copy and post the output to > this thread: > > 1) tc -d qdisc 2) /etc/init.d/sqm stop 3) tc -d qdisc 4) > /etc/init.d/sqm start 5) tc -d qdisc Thank you. I'll verify things with that. >> My test setup: >> >> Laptop<--1000BaseT-->DUT<--1000baseT—>Server > > What does DUT expand to? Device Under Test. ie the 1900ACS or 3700v2 >> I run netperf-wrapper -H Server -l 30 rrul and look at the >> 'totals' or 'all' plot. > > I routinely look at the all_scaled plot as well as the totals, often > the time course offers some explanation why the total looks bad, > maybe you could post the plot here? Certainly. I thought about sending one along but wanted to wait and verify I wasn't doing something stupid first. I can just send up the rrul log file. Probably don't want to send it to the list though. I'll include a download link via google drive. >> Ah... That would explain everything. Indeed, I missed that part. >> Thank you for noticing that. > > I believe at least the version in trunk should handle hat for you, > but that might be broken, so please help me figuring this out, so I > can fix up sqm-scripts. Thank you for the confirmation. I'll verify yes/no on trunk this weekend. Thanks everyone for the helpful suggestions and stuff to look at. -- Richard A. Smith