From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from g5t0006.atlanta.hp.com (g5t0006.atlanta.hp.com [15.192.0.43]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "smtp1.hp.com", Issuer "VeriSign Class 3 Secure Server CA - G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 2C32C2008A9 for ; Wed, 31 Aug 2011 09:19:52 -0700 (PDT) Received: from g5t0030.atlanta.hp.com (g5t0030.atlanta.hp.com [16.228.8.142]) by g5t0006.atlanta.hp.com (Postfix) with ESMTP id EE689C2FC; Wed, 31 Aug 2011 16:19:50 +0000 (UTC) Received: from [16.89.244.213] (tardy.cup.hp.com [16.89.244.213]) by g5t0030.atlanta.hp.com (Postfix) with ESMTP id B153A140E1; Wed, 31 Aug 2011 16:19:50 +0000 (UTC) Message-ID: <4E5E5F25.2010706@hp.com> Date: Wed, 31 Aug 2011 09:19:49 -0700 From: Rick Jones User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.20) Gecko/20110805 Lightning/1.0b2 Thunderbird/3.1.12 MIME-Version: 1.0 To: Dave Taht Subject: Re: oprofiling is much saner looking now with rc6-smoketest References: <4E5D87DD.7040705@hp.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: bloat-devel X-BeenThere: bloat-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: "Developers working on AQM, device drivers, and networking stacks" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 31 Aug 2011 16:19:52 -0000 On 08/30/2011 08:28 PM, Dave Taht wrote: > What I found interesting was the 10 second periodicity of the > drop-offs. My assumption is that this is a timer being fired from > somewhere (netperf?) that blocks the transmission... The only timer that netperf would fire-off in the middle of a run would be if netperf were ./configure'd with --enable-intervals and one set a burst interval of 10 seconds with some combination of global -b -w happy benchmarking, rick jones