diff options
| author | Stephen Finucane <stephen@that.guru> | 2018-04-19 13:57:24 +0100 |
|---|---|---|
| committer | Ian Stokes <ian.stokes@intel.com> | 2018-04-21 16:59:45 +0100 |
| commit | b20eabc3fd5238d98c8e9bf8b60f353a2c820f5d (patch) | |
| tree | 0fd54e4094d03016c57148d8b4f70078269b8f4a /Documentation/howto | |
| parent | 048c6c97dca091ba228e15fcbd44e70a197413ab (diff) | |
| download | openvswitch-b20eabc3fd5238d98c8e9bf8b60f353a2c820f5d.tar.gz | |
doc: Add "vdev" topic document
These are separate things from physical, ring and vhost-user interfaces
and deserve their own documents. A couple of small typos are fixed along
the way.
Signed-off-by: Stephen Finucane <stephen@that.guru>
Signed-off-by: Ian Stokes <ian.stokes@intel.com>
Diffstat (limited to 'Documentation/howto')
| -rw-r--r-- | Documentation/howto/dpdk.rst | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/Documentation/howto/dpdk.rst b/Documentation/howto/dpdk.rst index aedef839d..d3425e83b 100644 --- a/Documentation/howto/dpdk.rst +++ b/Documentation/howto/dpdk.rst @@ -244,35 +244,6 @@ Note about "Extended Statistics": vHost ports supports only partial statistics. RX packet size based counter are only supported and doesn't include TX packet size counters. -.. _vdev-support: - -Vdev Support ------------- - -DPDK provides drivers for both physical and virtual devices. Physical DPDK -devices are added to OVS by specifying a valid PCI address in 'dpdk-devargs'. -Virtual DPDK devices which do not have PCI addresses can be added using a -different format for 'dpdk-devargs'. - -Typically, the format expected is 'eth_<driver_name><x>' where 'x' is a -unique identifier of your choice for the given port. - -For example to add a dpdk port that uses the 'null' DPDK PMD driver:: - - $ ovs-vsctl add-port br0 null0 -- set Interface null0 type=dpdk \ - options:dpdk-devargs=eth_null0 - -Similarly, to add a dpdk port that uses the 'af_packet' DPDK PMD driver:: - - $ ovs-vsctl add-port br0 myeth0 -- set Interface myeth0 type=dpdk \ - options:dpdk-devargs=eth_af_packet0,iface=eth0 - -More information on the different types of virtual DPDK PMDs can be found in -the `DPDK documentation -<http://dpdk.org/doc/guides/nics/overview.html>`__. - -Note: Not all DPDK virtual PMD drivers have been tested and verified to work. - EMC Insertion Probability ------------------------- By default 1 in every 100 flows are inserted into the Exact Match Cache (EMC). |