From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from chiharu.chocot.jp (85.16.128.210.bn.2iij.net [210.128.16.85]) by dpdk.org (Postfix) with ESMTP id F10FF5A69; Mon, 25 Jan 2016 23:40:45 +0100 (CET) Received: from [192.168.1.77] (host0077.e-neta.jp [192.168.1.77]) by chiharu.chocot.jp (Postfix) with ESMTPA id 29404269183; Tue, 26 Jan 2016 07:40:45 +0900 (JST) From: Masaru OKI To: Saurabh Mishra , users@dpdk.org, dev@dpdk.org References: Message-ID: <56A6A46C.1050003@chocot.jp> Date: Tue, 26 Jan 2016 07:40:44 +0900 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] rte_mbuf size for jumbo frame X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Jan 2016 22:40:46 -0000 Hi, 1. Take care of unit size of mempool for mbuf. 2. Call rte_eth_dev_set_mtu() for each interface. Note that some PMDs does not supported change MTU. On 2016/01/26 6:02, Saurabh Mishra wrote: > Hi, > > We wanted to use 10400 bytes size of each rte_mbuf to enable Jumbo frames. > Do you guys see any problem with that? Would all the drivers like ixgbe, > i40e, vmxnet3, virtio and bnx2x work with larger rte_mbuf size? > > We would want to avoid detailing with chained mbufs. > > /Saurabh