From owner-freebsd-net@freebsd.org Fri Mar 17 19:21:39 2017 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id E98D8D10E9D for ; Fri, 17 Mar 2017 19:21:39 +0000 (UTC) (envelope-from jjasen@gmail.com) Received: from mail-qt0-x233.google.com (mail-qt0-x233.google.com [IPv6:2607:f8b0:400d:c0d::233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 9D20F1331 for ; Fri, 17 Mar 2017 19:21:39 +0000 (UTC) (envelope-from jjasen@gmail.com) Received: by mail-qt0-x233.google.com with SMTP id x35so70516592qtc.2 for ; Fri, 17 Mar 2017 12:21:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:cc:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding; bh=S+IJwQiwXs7yJusumvDBjQAFIqHn26nIERpJXsTV4Wc=; b=KWxW7bdJ0CpPAQMAxXRengJwbv9OVHu7q1DIYg0voz0np6Fc7K9h1/BoK6fwlqOA0u j3PXUFiffAeeWRIkJ3exwQg9Pe2KmdXGoOhfP8aRU77a83cOhwnQ5ExFC94z+6F9hcgk J+fx/L5Oluu/tQBfsme+TQ+TU5jddfgxfLLrpbHKrxaEDJRfgZBfz6GmB1arvtfxWH3g lUuaOLQZbiKc+WMFTuZaFVevjuuVV/642MzPVz0rpsVX3KGip2FHP3HFEyNFtwzQkqK2 ryITkeGUiBq7Z7rwOq+IxqiL/OIBVfeAp9vh2MjJnm7VLDHIS6aoV3BdlXjWqIpkzDVg z60A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:cc:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding; bh=S+IJwQiwXs7yJusumvDBjQAFIqHn26nIERpJXsTV4Wc=; b=kEnNC/Emwce89Zo5/Ap5EdLuH1bGba4btMOyZSAmHABYiv+xygvv53H6Nv4G3j3nyI qHoAX30lPfRWZEFzy1F/OQgPVvPj6fEdTahhfDu+Vzr09saVi9ofMD/Q26HguPZsUFks Nbhwlzci7NHNJjWkmMUNe0SXv3NVrW/EHoXLA2/w28nsATgwXjbJZcpCFg/yZ0ALZEsr MEBPf09v3B6cPaIvZDJIor/2NQeyv6GIpqclXTWtMFozCtEJ/PJCQdSHoE9ih7hPXwud zNLGEluh5X/9zAXsJY1P5Aa5Mz7TXz36oTYZqI4G2XJIFLV9pd605fVaCk8t8MphdvlM KDhQ== X-Gm-Message-State: AFeK/H0gJdUqF2nUDn8l/L/mJbZdLVP2vTjIC82Y7aLfjxApNIRifKwy9KPRaE58/9ufPA== X-Received: by 10.200.42.166 with SMTP id b35mr15521212qta.195.1489778498609; Fri, 17 Mar 2017 12:21:38 -0700 (PDT) Received: from [10.1.28.74] ([198.119.59.10]) by smtp.googlemail.com with ESMTPSA id d23sm6553255qta.32.2017.03.17.12.21.37 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 17 Mar 2017 12:21:37 -0700 (PDT) Subject: Re: bad throughput performance on multiple systems: Re: Fwd: Re: Disappointing packets-per-second performance results on a Dell,PE R530 To: Slawa Olhovchenkov References: <7d349edd-0c81-2e3f-d3b9-27af232de76d@gmail.com> <20170209153409.GG41673@dwarf> <6ad029e0-86c6-af3d-8fc3-694d4bcdc683@gmail.com> <20170312231826.GV15630@zxy.spb.ru> <74654520-b8b6-6118-2e46-902a8ea107ac@gmail.com> <173fffac-7ae2-786a-66c0-e9cd7ab78f44@gmail.com> <20170317100814.GN70430@zxy.spb.ru> Cc: Navdeep Parhar , "freebsd-net@freebsd.org" , "Caraballo-vega, Jordan A." From: John Jasen Message-ID: <9924b2d5-4a72-579c-96c6-4dbdacc07c95@gmail.com> Date: Fri, 17 Mar 2017 15:21:37 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.7.0 MIME-Version: 1.0 In-Reply-To: <20170317100814.GN70430@zxy.spb.ru> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Mar 2017 19:21:40 -0000 On 03/17/2017 06:08 AM, Slawa Olhovchenkov wrote: > On Thu, Mar 16, 2017 at 03:50:42PM -0400, John Jasen wrote: > >> As a few points of note, partial resolution, and curiosity: >> >> Following down leads that 11-STABLE had tryforward improvements over >> 11-RELENG, I upgraded. The same tests (24 client streams over UDP with= >> small packets), the system went from passing 1.7m pps to about 2.5m. >> >> Following indications from Navdeep Parhar that UDP queue hashing is no= t as >> efficient as it could be, we started running the tests with various po= wers >> of 2 streams (2,4,8,16,32) -- and were able to push the system up to 5= m pps. >> >> We are currently seeing in the tests approximately 10-11m pps on the >> outside interface, around 5-6m dropped, and 5 million passed. > You want more? Yes. We were hopeful, initially, to be able to achieve higher packet forwarding rates through either netmap-fwd or due to enhancements based off https://wiki.freebsd.org/ProjectsRoutingProposal