openstack/openstack-manuals
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Merge "[networking] Do not use separate link for external references"

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Jenkins 2016-08-31 13:50:58 +00:00 committed by Gerrit Code Review
commit 0434a8b7f0
2 changed files with 7 additions and 14 deletions
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14
doc/networking-guide/source/config-ovs-dpdk.rst
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@ -15,7 +15,7 @@ datapath since OVS 2.2, and a DPDK-backed ``vhost-user`` virtual interface
since OVS 2.4. The DPDK datapath provides lower latency and higher performance
than the standard kernel OVS datapath, while DPDK-backed ``vhost-user``
interfaces can connect guests to this datapath. For more information on DPDK,
refer to the `DPDK`_ website.
refer to the `DPDK <http://dpdk.org/>`__ website.
OVS with DPDK, or OVS-DPDK, can be used to provide high-performance networking
between instances on OpenStack Compute nodes.
@ -38,7 +38,9 @@ Multiqueue support is available if the following newer versions are used:
* libvirt 1.2.17
In both cases, install and configure Open vSwitch with DPDK support for each
node. For more information, see the `OVS-DPDK`_ installation guide.
node. For more information, see the
`OVS-DPDK <https://github.com/openvswitch/ovs/blob/v2.5.0/INSTALL.DPDK.md>`__
installation guide.
Using vhost-user interfaces
~~~~~~~~~~~~~~~~~~~~~~~~~~~
@ -52,7 +54,7 @@ pages. This can be done through flavors. For example:
$ openstack flavor set m1.large --property hw:mem_page_size=large
For more information about the syntax for ``hw:mem_page_size``, refer to the
`Flavors`_ guide.
`Flavors <http://docs.openstack.org/admin-guide/compute-flavors.html>`__ guide.
.. note::
@ -80,9 +82,3 @@ Known limitations
will not function.
* Expect performance degradation of services using tap devices: these devices
do not support DPDK. Example services include DVR, FWaaS, or LBaaS.
.. Links
.. _`DPDK`: http://dpdk.org/
.. _`Flavors`: http://docs.openstack.org/admin-guide/compute-flavors.html
.. _`OVS-DPDK`: https://github.com/openvswitch/ovs/blob/v2.5.0/INSTALL.DPDK.md

7
doc/networking-guide/source/config-sriov.rst
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@ -393,8 +393,8 @@ Once configuration is complete, you can launch instances with SR-IOV ports.
There are two ways to attach VFs to an instance. You can create an SR-IOV
port or use the ``pci_alias`` in the Compute service. For more
information about using ``pci_alias``, refer to `nova-api
configuration`_.
information about using ``pci_alias``, refer to `nova-api configuration
<http://docs.openstack.org/admin-guide/compute-pci-passthrough.html#configure-nova-api-controller>`__.
SR-IOV with InfiniBand
~~~~~~~~~~~~~~~~~~~~~~
@ -449,6 +449,3 @@ Known limitations
* SR-IOV is not integrated into the OpenStack Dashboard (horizon). Users must
use the CLI or API to configure SR-IOV interfaces.
* Live migration is not supported for instances with SR-IOV ports.
.. Links
.. _`nova-api configuration`: http://docs.openstack.org/admin-guide/compute-pci-passthrough.html#configure-nova-api-controller