From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ig0-f172.google.com (mail-ig0-f172.google.com [209.85.213.172]) by dpdk.org (Postfix) with ESMTP id 6F4B3C460 for ; Mon, 29 Jun 2015 01:51:50 +0200 (CEST) Received: by igcur8 with SMTP id ur8so24578022igc.0 for ; Sun, 28 Jun 2015 16:51:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:date:message-id:subject:from:to:content-type; bh=qq8EfpiRECZdIxDzJAFJ3OjksD6/5x2yN8CCKocwIX4=; b=if+SLdeaDya/E/aFUfemlA0ZjA537aQh4u3686qFWqFy8GL6QXroTwmekjLehBnaCo dWSuu20whQjjMJZGDaDlr9/V+/WJ7SLJvRkDNjugENu5Br8/IUAl/qboJ0Fnp5j9vvZ1 AkV64u4OSTP9M72CWnxIEZZ/BSWDkMptAOzQH+F7ph86E0dV1wxGf6T6RLazJhO3S96K mvZiI8IXXgMrLuVNjPw1DvJnYtxJ/LgxIF8fE2pEfUR7iuo1rScz3BTVvmtS8Ri+IhWM 439pYVxkrpGIdoL9wT6xXCoFqGK7E/5XT/CHoocEHpfVB01Xia8BoQacNC0ChgV687Wd oVSA== MIME-Version: 1.0 X-Received: by 10.107.10.212 with SMTP id 81mr9713732iok.89.1435535509882; Sun, 28 Jun 2015 16:51:49 -0700 (PDT) Received: by 10.64.156.229 with HTTP; Sun, 28 Jun 2015 16:51:49 -0700 (PDT) Date: Mon, 29 Jun 2015 05:21:49 +0530 Message-ID: From: Abhishek Verma To: dev@dpdk.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-dev] Interface once added to DPDK goes missing from ifconfig 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: Sun, 28 Jun 2015 23:51:50 -0000 Hi, I have three ethernet interfaces in my VirtualBox as shown below: root@VirtualBox:/home/akabra/dpdk/dpdk-2.0.0/tools# ifconfig eth1 Link encap:Ethernet HWaddr 08:00:27:3f:34:56 inet addr:192.168.0.123 Bcast:192.168.0.255 Mask:255.255.255.0 inet6 addr: fe80::a00:27ff:fe3f:3456/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:132 errors:0 dropped:0 overruns:0 frame:0 TX packets:26 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:20982 (20.9 KB) TX bytes:3724 (3.7 KB) eth2 Link encap:Ethernet HWaddr 08:00:27:f7:13:f5 inet addr:1.1.1.1 Bcast:1.1.1.255 Mask:255.255.255.0 inet6 addr: fe80::a00:27ff:fef7:13f5/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:51932 errors:0 dropped:0 overruns:0 frame:0 TX packets:660805 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:32407739 (32.4 MB) TX bytes:1647410289 (1.6 GB) lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:65536 Metric:1 RX packets:1681 errors:0 dropped:0 overruns:0 frame:0 TX packets:1681 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:358901 (358.9 KB) TX bytes:358901 (358.9 KB) root@manav-VirtualBox:/home/globus/dpdk/dpdk-2.0.0/tools# ./dpdk_nic_bind.py --status Network devices using DPDK-compatible driver ============================================ Network devices using kernel driver =================================== 0000:00:03.0 '82540EM Gigabit Ethernet Controller' if=eth1 drv=e1000 unused=igb_uio,vfio-pci *Active* 0000:00:08.0 '82540EM Gigabit Ethernet Controller' if=eth2 drv=e1000 unused=igb_uio,vfio-pci *Active* I will now add eth2 to DPDK root@manav-VirtualBox:/home/globus/dpdk/dpdk-2.0.0/tools# sudo ifconfig eth2 down root@manav-VirtualBox:/home/globus/dpdk/dpdk-2.0.0/tools# ./dpdk_nic_bind.py -b igb_uio 0000:00:08.0 I now see that eth2 has been removed from my ifconfig output. I cant seem to understand why this has happened? root@manav-VirtualBox:/home/globus/dpdk/dpdk-2.0.0/tools# ifconfig eth1 Link encap:Ethernet HWaddr 08:00:27:3f:34:56 inet addr:192.168.0.123 Bcast:192.168.0.255 Mask:255.255.255.0 inet6 addr: fe80::a00:27ff:fe3f:3456/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:182 errors:0 dropped:0 overruns:0 frame:0 TX packets:86 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:27757 (27.7 KB) TX bytes:12789 (12.7 KB) lo Link encap:Local Loopback inet addr:127.0.0.1 Mask:255.0.0.0 inet6 addr: ::1/128 Scope:Host UP LOOPBACK RUNNING MTU:65536 Metric:1 RX packets:1705 errors:0 dropped:0 overruns:0 frame:0 TX packets:1705 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:0 RX bytes:360948 (360.9 KB) TX bytes:360948 (360.9 KB) I see that it has been successfully recognized as an interface using DPDK driver, but why dont i see it in my ifconfig. Any ideas here? root@manav-VirtualBox:/home/globus/dpdk/dpdk-2.0.0/tools# ./dpdk_nic_bind.py --status Network devices using DPDK-compatible driver ============================================ 0000:00:08.0 '82540EM Gigabit Ethernet Controller' drv=igb_uio unused=vfio-pci Network devices using kernel driver =================================== 0000:00:03.0 '82540EM Gigabit Ethernet Controller' if=eth1 drv=e1000 unused=igb_uio,vfio-pci *Active* Other network devices Would appreciate some help here. Thanks, Abhishek