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Diffstat (limited to 'docs')
| -rwxr-xr-x | docs/userguide/testusage.rst | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/docs/userguide/testusage.rst b/docs/userguide/testusage.rst index c1f02843..098a9d95 100755 --- a/docs/userguide/testusage.rst +++ b/docs/userguide/testusage.rst @@ -309,6 +309,43 @@ To run tests using Vanilla OVS: $ ./vsperf --conf-file<path_to_custom_conf>/10_custom.conf +Using vfio_pci with DPDK +^^^^^^^^^^^^^^^^^^^^^^^^^ + +To use vfio with DPDK instead of igb_uio edit 'conf/02_vswitch.conf' +with the following parameters: + +.. code-block:: console + + DPDK_MODULES = [ + ('vfio-pci'), + ] + SYS_MODULES = ['cuse'] + +**NOTE:** Please ensure that Intel VT-d is enabled in BIOS. + +**NOTE:** Please ensure your boot/grub parameters include +the following: + +.. code-block:: console + + iommu=pt intel_iommu=on + +To check that IOMMU is enabled on your platform: + +.. code-block:: console + + $ dmesg | grep IOMMU + [ 0.000000] Intel-IOMMU: enabled + [ 0.139882] dmar: IOMMU 0: reg_base_addr fbffe000 ver 1:0 cap d2078c106f0466 ecap f020de + [ 0.139888] dmar: IOMMU 1: reg_base_addr ebffc000 ver 1:0 cap d2078c106f0466 ecap f020de + [ 0.139893] IOAPIC id 2 under DRHD base 0xfbffe000 IOMMU 0 + [ 0.139894] IOAPIC id 0 under DRHD base 0xebffc000 IOMMU 1 + [ 0.139895] IOAPIC id 1 under DRHD base 0xebffc000 IOMMU 1 + [ 3.335744] IOMMU: dmar0 using Queued invalidation + [ 3.335746] IOMMU: dmar1 using Queued invalidation + .... + Selection of loopback application for PVP and PVVP tests ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |