From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ua1-f53.google.com (mail-ua1-f53.google.com [209.85.222.53]) by dpdk.org (Postfix) with ESMTP id CD2881B0FD for ; Thu, 18 Oct 2018 16:24:29 +0200 (CEST) Received: by mail-ua1-f53.google.com with SMTP id z8so6210601uap.13 for ; Thu, 18 Oct 2018 07:24:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=bs+uDfyvTxzd9jgufdGK2qLwrHAeI+Q2ZRvOM2pU3ew=; b=EjoHCRaB0u3ga4nlH7co5OoXZPkpddYS+tqtfjVfQLPcAsCDJRUc9M+LmxbJ2DG1XQ Z/ILF2tAltC3RvTsij+jt4SRGkn5jccI9t6O0ra8l3hJM+15SjOGwz3DD5IKlc9vU6lB 90m01YyHSenSBzwxG1TLwXtPvxz+Bp/FGc9Ggr270//0ZMuqci0x33C0fzODyvoJwhH9 bRyGn+NDK8Y00+/wvYgXBUrT+Eiqo4dzrRRS7XACeJvMBpZdIMCMrnQ0/NnhLcDUkAJM 15JfsTkoIMcLtO3xUVj2t/6HBImUUROJnR40xUzWW9AkKpD9FL/WZ2y8ny4pEMMTFKUQ 01pA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=bs+uDfyvTxzd9jgufdGK2qLwrHAeI+Q2ZRvOM2pU3ew=; b=lB53CS2D4rdYWEA1rS1tnwpssdLNHqLr8a6iqbVOH+2JNDucrO8vyR/sKXTjJNkwkp DreW1cJ0L2hZIYlgpoGYKT9CWEG7U3qZrw6CDEe1rQLv+WaaAP9x/U1FODowrulxeCMF X2p0Y8OBlWehzLY+CV8srIJ6b2VfJ2etK/m2HGoXRdm3j3j2pFMZ2dFaZ0a0sxvyuAjk mWQuTVu8shp3dAT0ZcnlU5mDeX4ZJg1zpEcPrMUUur34CRqN0dArrZNssM2E0WjUfgXp MctJq0Dk7t6EeqnQ30t5ak8FzDpmr9EOOaE0w954nO5YkYm+/S+w5YHOgihB0Q+2tlo5 fLFw== X-Gm-Message-State: ABuFfohyygo8tA8e30+/M0kzv2mzb8UZbOg9moIvzQfvyAQdK0PrYcWJ STqj7cwEh+vm6+K/IMHsngsgYG7EEfUC6F42FqLyROSQ X-Google-Smtp-Source: ACcGV60nAQgDrOoROIQPQIbNNwqJaBTeQ711gc2vYH+kEgl5Voh5KL70mRIXFn5iA/OsLZ64lnmCuhGiZEaQAenSwHA= X-Received: by 2002:ab0:2101:: with SMTP id d1mr12730100ual.108.1539872668788; Thu, 18 Oct 2018 07:24:28 -0700 (PDT) MIME-Version: 1.0 From: Kushal Gautam Date: Thu, 18 Oct 2018 16:24:18 +0200 Message-ID: To: users@dpdk.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-users] using the basic l2fwd app 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: Thu, 18 Oct 2018 14:24:30 -0000 Hi: I am new to DPDK and my current use case with DPDK is minimal. Thus, I think the l2fwd type of sample application should suffice. Below is a portion of the output of `dpdk-devbind.py --status` command My DPDK version is 18.08, and I am using Ubuntu 16.04 (Linux Kernel version 4.15.12) Network devices using kernel driver =================================== 0000:01:00.0 'I350 Gigabit Network Connection 1521' if=eno1 drv=igb unused=igb_uio *Active* 0000:01:00.1 'I350 Gigabit Network Connection 1521' if=eno2 drv=igb unused=igb_uio 0000:81:00.0 'Ethernet Controller X710 for 10GbE SFP+ 1572' if=ens1f0 drv=i40e unused=igb_uio *Active* 0000:81:00.1 'Ethernet Controller X710 for 10GbE SFP+ 1572' if=ens1f1 drv=i40e unused=igb_uio *Active* I am connecting to this machine via 0000:01:00.0 My requirement is to be able to send packets from 0000:81:00.0 to 0000:81:00.1 and get some measurements like tx and rx times. I tried to run the sample app as (as shown in docs): ./l2fwd -n 1 -c f -- -q 8 -p 0x3 I have an error like this: EAL: Detected 16 lcore(s) EAL: Detected 2 NUMA nodes EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: No free hugepages reported in hugepages-1048576kB EAL: No free hugepages reported in hugepages-1048576kB EAL: No free hugepages reported in hugepages-1048576kB EAL: Probing VFIO support... EAL: PCI device 0000:01:00.0 on NUMA socket 0 EAL: probe driver: 8086:1521 net_e1000_igb EAL: PCI device 0000:01:00.1 on NUMA socket 0 EAL: probe driver: 8086:1521 net_e1000_igb EAL: PCI device 0000:81:00.0 on NUMA socket 1 EAL: probe driver: 8086:1572 net_i40e EAL: PCI device 0000:81:00.1 on NUMA socket 1 EAL: probe driver: 8086:1572 net_i40e MAC updating enabled EAL: Error - exiting with code: 1 Cause: No Ethernet ports - bye I did not understand the usage of port mask in this context. Some inputs on this would be very helpful. Regards, Kushal.