From owner-freebsd-net@freebsd.org Tue Apr 19 23:15:14 2016 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 D3F3EB15581 for ; Tue, 19 Apr 2016 23:15:14 +0000 (UTC) (envelope-from kmacybsd@gmail.com) Received: from mail-io0-x241.google.com (mail-io0-x241.google.com [IPv6:2607:f8b0:4001:c06::241]) (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 9E79E1F38 for ; Tue, 19 Apr 2016 23:15:14 +0000 (UTC) (envelope-from kmacybsd@gmail.com) Received: by mail-io0-x241.google.com with SMTP id u185so4723934iod.2 for ; Tue, 19 Apr 2016 16:15:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date:message-id:subject :from:to:cc:content-transfer-encoding; bh=r5rHsltTEVz5o1FXOPwboEre8Ohkpwne7rs5S0yndWk=; b=qA9KWVmETaIYTc7xk2uNF8AhHE1dgDY5/wmlmWeO8viAeOJQV8jEmk4xqsmIw6fUuc x09ADz40WvJb5WoeeVOvfZN72HclT6tsltU4SFRlDcXNICp9N/KJN+9/R9+JhEFaGSm3 FzKCv7Zm4IhW1LkipzvHMlVC8ImIv6MryMVXVYLimMu27ioxyjubgczWChDiV8JQlEkw c5ImxetC+0RUmJ3ER68QT8tZF5Lqlu9ibmIQKgCQ8uUDiyXUSG1JIMt/XeKjdpecxsys DfoRWcba8jMn9DZe6IRQGr5IkaCOjnEyh+hRbm34czSnA5nEcshrogduNWb++PkqoEAa hz7A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:sender:in-reply-to:references:date :message-id:subject:from:to:cc:content-transfer-encoding; bh=r5rHsltTEVz5o1FXOPwboEre8Ohkpwne7rs5S0yndWk=; b=Tm/USFxUqlAQG/vYLhB/m8udmOXsFuXkXi4rmH3+IA6CWDY7jShZg6ebQQeptaAFPN my4PvyOakk6T747CGbwfXkY19f0svoX6TAtZ/vjYY/SQ6bD1VepEdU8r7P2kosDy1m5b u7u0PwvpocwDtpJmrZA0xPS0uYx0Yz9qysib7q0Q6k/IOqozW7w+ERHcIJNlOqzBOfwJ vM5g77OZXGUKzOyIrVih36o1qRSqPj4CiAW7iR6yRfCyIlJTzCp3V/z4WxTGFVjHqbRE UvvwUn3cYMmjvlgEj/d+Mt+yfpKQCv7O+QD/prEJoHfAeWggcRt2fkqsBVumMive/33D wS/w== X-Gm-Message-State: AOPr4FWmt9EKs/i+QEWUf0VdAfX0HcdurTATXEB63WuVnVcMEbI2bjA62EJDxKetuaDgUqhd/8rXkD/ABYnzEQ== MIME-Version: 1.0 X-Received: by 10.107.162.17 with SMTP id l17mr7487264ioe.42.1461107713920; Tue, 19 Apr 2016 16:15:13 -0700 (PDT) Sender: kmacybsd@gmail.com Received: by 10.107.6.166 with HTTP; Tue, 19 Apr 2016 16:15:13 -0700 (PDT) In-Reply-To: <2C78DBCF-26F2-44D0-A45E-6EE8918648EA@netapp.com> References: <2C78DBCF-26F2-44D0-A45E-6EE8918648EA@netapp.com> Date: Tue, 19 Apr 2016 16:15:13 -0700 X-Google-Sender-Auth: rQ_hhoZQqZDpyKpHC1Byzivjci8 Message-ID: Subject: Re: Issues with ixl(4) From: "K. Macy" To: "Eggert, Lars" Cc: Dustin Marquess , "freebsd-net@freebsd.org" Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 19 Apr 2016 23:15:14 -0000 On Mon, Apr 18, 2016 at 10:45 PM, Eggert, Lars wrote: > I haven't played with lagg+vlan+bridge, but I briefly evaluated XL710 boa= rds last year (https://lists.freebsd.org/pipermail/freebsd-net/2015-October= /043584.html) and saw very poor throughputs and latencies even in very simp= le setups. As far as I could figure it out, TSO/LRO wasn't being performed = (although enabled) and so I ran into packet-rate issues. > > I basically gave up and went with a different vendor. FWIW, the XL710 boa= rds in the same machines booted into Linux performed fine. > FWIW, NFLX sees performance close to that of cxgbe (by far the best maintained, best performing FreeBSD 40G driver) with an iflib converted driver. The iflib updated driver will be imported by 11 but won't become the default driver until 11.1 for wont of QA resources at Intel. -M