Intel 82599 KVM/SRIOV Export Configuration Notes

Ryan Aydelott - CELSryade@anl.gov

Description: Brief configuration notes for 10G NIC SRIOV usage within a VM on an Ubuntu Linux Host/Guest

Ryan Aydelott - CELS

Installing/Verifying the Driver

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Driver Download: https://downloadcenter.intel.com/SearchResult.aspx?lang=&ProductID=3189&ProdId=3189

Declaring the number of VF’s on startup: # cat /etc/modprobe.d/ixgbe.conf options ixgbe max_vfs=4,4

Once installed verify the modules are loaded: #lsmod | grep ixg ixgbevf 65297 0 ixgbe 257635 0

Ryan Aydelott - CELS

Insuring that the VF’s were created on the Host

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# lspci | grep 82599 1f:00.0 Ethernet controller: Intel Corporation 82599ES 10-Gigabit SFI/SFP+ Network Connection (rev 01) 1f:00.1 Ethernet controller: Intel Corporation 82599ES 10-Gigabit SFI/SFP+ Network Connection (rev 01) 1f:10.0 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01) 1f:10.1 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01) 1f:10.2 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01) 1f:10.3 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01) 1f:10.4 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01) 1f:10.5 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01) 1f:10.6 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01) 1f:10.7 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01)

Ryan Aydelott - CELS

Creating the XML Template/Attaching NIC to VM

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#cat network.xml <interface type='hostdev' managed='yes'> <source> <address type='pci' domain='0x0' bus='0x1f' slot='0x10' function=‘0x0'/> </source> </interface>

#virsh list Id Name State ---------------------------------------------------- 5 instance-000057ce running

# virsh attach-device 5 network.xml

Ryan Aydelott - CELS

Verify that the VM Now Sees the NIC:

5

# lspci | grep 82599 00:07.0 Ethernet controller: Intel Corporation 82599 Ethernet Controller Virtual Function (rev 01)

Provision/Install as a normal NIC within the VM

Do some basic tuning: http://fasterdata.es.net/host-tuning/linux/