From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <users-bounces@dpdk.org> Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 68CD145683 for <public@inbox.dpdk.org>; Mon, 22 Jul 2024 19:37:11 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 163154067C; Mon, 22 Jul 2024 19:37:11 +0200 (CEST) Received: from fhigh8-smtp.messagingengine.com (fhigh8-smtp.messagingengine.com [103.168.172.159]) by mails.dpdk.org (Postfix) with ESMTP id 35CF34028B for <users@dpdk.org>; Mon, 22 Jul 2024 19:37:08 +0200 (CEST) Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailfhigh.nyi.internal (Postfix) with ESMTP id 0FDE311401ED; Mon, 22 Jul 2024 13:37:06 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute4.internal (MEProxy); Mon, 22 Jul 2024 13:37:06 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= cc:cc:content-transfer-encoding:content-type:content-type:date :date:from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to; s=fm3; t=1721669826; x=1721756226; bh=yr2W8h6niFladoF0rPzdcQO1gpffzjDoZ6ll/kYlUjk=; b= pchTlpuEbvawJrOBC5/wfWf1hR6bHfm9UXVK+W2oLMP7DKLp+7q9KSjPrZk/DxEH F8ORzawsz2tN22vd/olMQW3hOc1B4U+CZd2Rn5+oTdmUMcpBTvGDxr9a11lsSaCM PCW7SahpWY8aMHjS9TOhOQ7PPbMdcPGr1EuLLIwMTIi5RzuGmmPSyKcIdqsqrZAP Kf+oqEVmnMC4iynJHEu/Vsu7o+kxM4tJRzmFvH29pUOwEWIVHyhJC67Hv6mC/+gS hG6AdNHZXIU5vAzRAJtQ95V1v/lWd9fW3nuYbqMCu99KBkXgPB2bDEP/T3W+A1ab UjKPSOvkZ7ReGYhBhpr6yQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:content-type:date:date:feedback-id:feedback-id :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm3; t=1721669826; x= 1721756226; bh=yr2W8h6niFladoF0rPzdcQO1gpffzjDoZ6ll/kYlUjk=; b=I ehOhY0L2f84RwOqQuqBdzosHzZ7Gh9hlXNy2ggFLyQARNyVul7AO/07kY+ZrlPy+ XjHpRWz3yHy2WFQ7dysDFWNyLXvCmZPDd6MvSDjxL8k5kh5g5MmWInyVPdKXuAUk xMFA1VbLLzmxW/4kos/Vmb4CLfFbrLpKI3FmZFiHbHi7EJHh7H9FpZZX/mNkm+J+ ADM1ZgN74McN/aiGnk1fZseINwlpn0cUuVCxohSPuT7PDGxFNSkRqViNIlQR9I9H EeXcHy4aCaEHbUtHK27Gf4uR/ssuP9bqNbzx9allnRq/sKfo47uQZgJ6caG3A9Pa 885jT7BWC5AdG7QP9Tcnw== X-ME-Sender: <xms:wZieZi3WEMUM2rc9q6YltuDIV77lwqOrApb8_ZVtR-TC_r_YFna2Iw> <xme:wZieZlG7CcgUzUDi1VmpyZ9TNEYga80Rdb4JXAq5nj83DVMXuZYlP44w9R11A8Ufu n2FoFLE0u9c-E1-bQ> X-ME-Received: <xmr:wZieZq7fe85YSksguNo4nQT_94Bxu0xUOXSzNH3r58up70j5ogjOhAQ6-xU8ql5hbOOhvedSZtV_sQ-iPV7ZvoWQZQ> X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeeftddrheejgdduudeiucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvvefufffkjghfggfgtgesthfuredttddtjeenucfhrhhomhepvfhhohhm rghsucfoohhnjhgrlhhonhcuoehthhhomhgrshesmhhonhhjrghlohhnrdhnvghtqeenuc ggtffrrghtthgvrhhnpeejudevheeiveduuddtveffgfdtgeekueevjeffjeegtdeggeek gfdvuefgfeekjeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfh hrohhmpehthhhomhgrshesmhhonhhjrghlohhnrdhnvght X-ME-Proxy: <xmx:wZieZj39_5KREdyWrk8aufqm-y8KAieQz9jZWhaGrhMO8xa3fjqAuA> <xmx:wZieZlFlAyuyQ7boGT5JWOp5ZHcEqTPxSRrjFuNYZFN7ibSCxIhqjw> <xmx:wZieZs-FC4NJRdBG3wp4y1Ub3J-9N_NdhN2ABHMarm2k5jqxQXIbIw> <xmx:wZieZqmEkXUpo9WOFPltd9iBPnNXtvGkL77ziSEU5J6wNDeiB-Hk8g> <xmx:wpieZqRr3VdvFAPqUiJkiK9IqnltJ1qVIrijj7TK10S9bIu4cPnnbgBY> Feedback-ID: i47234305:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Mon, 22 Jul 2024 13:37:05 -0400 (EDT) From: Thomas Monjalon <thomas@monjalon.net> To: Yasuhiro Ohara <yasu1976@gmail.com> Cc: users@dpdk.org Subject: Re: ConnectX-7 400GbE wire-rate? Date: Mon, 22 Jul 2024 19:37:01 +0200 Message-ID: <5485686.Sb9uPGUboI@thomas> In-Reply-To: <CAJO98mMhyC6_-9sFPEeLUmkg2TcnrBvNrRk9sP_UP5vEsnz8pg@mail.gmail.com> References: <CAJO98mMhyC6_-9sFPEeLUmkg2TcnrBvNrRk9sP_UP5vEsnz8pg@mail.gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions <users.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/users>, <mailto:users-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/users/> List-Post: <mailto:users@dpdk.org> List-Help: <mailto:users-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/users>, <mailto:users-request@dpdk.org?subject=subscribe> Errors-To: users-bounces@dpdk.org Hello, I see there is no answer. Did you try with testpmd? I don't know whether it can be a limitation of dpdk-pktgen? 29/05/2024 03:32, Yasuhiro Ohara: > Hi. My colleague is trying to generate 400Gbps traffic using ConnectX-7, > but with no luck. > > Has anyone succeeded in generating 400Gbps (by larger than 1500B is ok), > or are there any known issues? > > Using dpdk-pktgen, the link is successfully recognized as 400GbE > but when we start the traffic, it seems to be capped at 100Gbps. > > Some info follows. > > [ 1.490256] mlx5_core 0000:01:00.0: firmware version: 28.41.1000 > [ 1.492853] mlx5_core 0000:01:00.0: 504.112 Gb/s available PCIe > bandwidth (32.0 GT/s PCIe x16 link) > [ 1.805419] mlx5_core 0000:01:00.0: Rate limit: 127 rates are > supported, range: 0Mbps to 195312Mbps > [ 1.808477] mlx5_core 0000:01:00.0: E-Switch: Total vports 18, per > vport: max uc(128) max mc(2048) > [ 1.827270] mlx5_core 0000:01:00.0: Port module event: module 0, > Cable unplugged > [ 1.830317] mlx5_core 0000:01:00.0: mlx5_pcie_event:298:(pid 9): > PCIe slot advertised sufficient power (75W). > [ 1.830610] mlx5_core 0000:01:00.0: MLX5E: StrdRq(1) RqSz(8) > StrdSz(2048) RxCqeCmprss(0) > [ 1.929813] mlx5_core 0000:01:00.0: Supported tc offload range - > chains: 4294967294, prios: 4294967295 > > Device type: ConnectX7 > Name: MCX75310AAS-NEA_Ax > Description: NVIDIA ConnectX-7 HHHL Adapter card; 400GbE / NDR IB > (default mode); Single-port OSFP; PCIe 5.0 x16; Crypto Disabled; > Secure Boot Enabled; > Device: /dev/mst/mt4129_pciconf0 > > Enabled Link Speed (Ext.) : 0x00010000 (400G_4X) > Supported Cable Speed (Ext.) : 0x00010800 (400G_4X,100G_1X) > > pktgen result: > > Pkts/s Rx : 0 > TX : 8059264 > > MBits/s Rx/Tx : 0/97742 > > > Any info is appreciated. Thanks. > > regards, > Yasu >