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From: zhi ma <zhima2006@yahoo.com>
To: "users@dpdk.org" <users@dpdk.org>
Subject: [dpdk-users] Need help to run test_pmd via sr-iov setup
Date: Wed, 11 Oct 2017 22:14:20 +0000 (UTC)	[thread overview]
Message-ID: <824172623.112272.1507760060188@mail.yahoo.com> (raw)
In-Reply-To: <824172623.112272.1507760060188.ref@mail.yahoo.com>

Need help to run test_pmd via sr-iov setup
my steps:1. set "intel_iommu=on" in kernel boot parameter2. update host grub and reboot3. create VF:    echo 1 > /sys/class/net/eth17/device sriov_numvfs    echo 1 > /sys/class/net/eth18/device sriov_numvfs    cat /sys/class/net/eth17/device sriov_numvfs    1    cat /sys/class/net/eth18/device sriov_numvfs    1 4. set Mac    ip link set eth17 vf 0 mac aa:bb:cc:dd:00:00    ip link set eth18 vf 0 mac aa:bb:cc:dd:01:00 5. rmmod ixgbevf 6. start ubuntu 14.04 vm with KVM virt-manager, add two PCI host device (Virtual function devices) 7. run dpdk app --- test_pmd in vm (two ports connected back to back)    start tx_first    stop    no packets  8. if I run test_pmd inside host machine, it works fine. (so those two ports connected fine)
 INTEL X520-SR2 both host and guest vm running as ubuntu 14.04
 any thing wrong with my setup? Please help
part of my virus xml    <hostdev mode='subsystem' type='pci' managed='yes'>      <driver name='vfio'/>      <source>        <address domain='0x0000' bus='0x09' slot='0x10' function='0x0'/>      </source>      <alias name='hostdev0'/>      <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>    </hostdev>
    <hostdev mode='subsystem' type='pci' managed='yes'>      <driver name='vfio'/>      <source>        <address domain='0x0000' bus='0x09' slot='0x10' function='0x1'/>      </source>      <alias name='hostdev1'/>      <address type='pci' domain='0x0000' bus='0x00' slot='0x05' function='0x0'/>    </hostdev>

           reply	other threads:[~2017-10-11 22:18 UTC|newest]

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