From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ua0-f171.google.com (mail-ua0-f171.google.com [209.85.217.171]) by dpdk.org (Postfix) with ESMTP id 4CBBCFA3E for ; Tue, 20 Dec 2016 14:59:22 +0100 (CET) Received: by mail-ua0-f171.google.com with SMTP id 44so9925661uak.1 for ; Tue, 20 Dec 2016 05:59:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=ya500JoIJBVcd486GuTh7H4Ogt9DoEMQpY6hNDTKOBU=; b=HRRBlEBKcKfcUC0Iy9jthLAfX6HoKub3mfbHp9CQSYULnuIPWIapqSAWbz/NpwjjzC HwXEPp9ZJyqcR26g1ep40u1h9iE0LjkyucD2RZ9FL5EYDXNlKEuG0Rzav1yfINy0fXLj K2tZFWug5SmXXvU/a51FYPMtvH9nAdwvH0tSPp9vW7oLG2bS50y8qlH5HeXqPm9QZTKI Rn9Uda7iOe73T1n5P4pS9lTlzLk/qEowuSXZdkTGs29nBl5p5cG97NdroUhgOieTMizE 6OE/5jhYIrThGhM7otM1wPgS5LnybhSkNZg/+47cAqsge14X4VLJdgkxlqiZYUXO6VfV NmKw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=ya500JoIJBVcd486GuTh7H4Ogt9DoEMQpY6hNDTKOBU=; b=quW6HHir2jRs1Xf/bdgKy2LAKow1jxi1wA8RJ/fCoB/7ml3YZL0P9BQJXMGHWOxm2R q7cXK8WJJxIKuhXEPqHsOILARuIpngU/+GKaKFPhnTmU6v+D2PF3wE2kAJx/bkpNHZu6 Fv+6T0a9dDMZfdu4MbFWUrQHpChLYdGSZKVecTE/dD8cNuOAFQg1qwvc1G7Ecww2PThk kgQRrqBendqZCH2ti8IHSxDeADCA80ajjnM4IO9ZdrKy3vKyvT6FxazDrDDuWAfH2GWS sMaDqnrU7Xcxl4gSacRd8YudEw4BKxctfNP3IUdwXg15wLl/3xqmH9WiSepKVaXruYaU NVaA== X-Gm-Message-State: AIkVDXIM6fPVpNb6LhkaXxYJwgDAhA+g6Mfxn/ozuKBSmtOFG8GdE0yWNcxUTBKL/rAQOA+7dUoeVaHlcY5fEw== X-Received: by 10.159.37.227 with SMTP id 90mr1676879uaf.67.1482242361385; Tue, 20 Dec 2016 05:59:21 -0800 (PST) MIME-Version: 1.0 Received: by 10.103.16.68 with HTTP; Tue, 20 Dec 2016 05:59:20 -0800 (PST) In-Reply-To: <3258817B-A0DB-4A4F-95F4-90F38B9E8864@cloudsimple.com> References: <3258817B-A0DB-4A4F-95F4-90F38B9E8864@cloudsimple.com> From: SAKTHIVEL ANAND S Date: Tue, 20 Dec 2016 19:29:20 +0530 Message-ID: To: Kumaraparameshwaran Rathnavel Cc: users@dpdk.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-users] Length of the Packet X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 Dec 2016 13:59:22 -0000 DPDK will store jumbo frames into multi mbufs. Data len = packet_data_size in a single mbuf, mean while, packet len = datalen1+datalen2+datalen3+...+datalenN please check DPDK programmer documentation, about the chapter : mbuf library On Tue, Dec 20, 2016 at 5:05 PM, Kumaraparameshwaran Rathnavel < krath@cloudsimple.com> wrote: > Hi All, > > I am sending a packet of length 2048 bytes. At the receiver side I see > that I get 1928 Bytes of Data Length which is 128 Bytes lesser and 2048 as > packet length. So i just want to know why is the difference between packet > length and data length. > > Thanking You, > Param. -- Thanks Sakthivel S OM