openstack
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openstack-ansible-os_neutron
Code Issues Proposed changes

Update Mellanox ASAP^2 Documentation 

This patch makes current the OVS+ASAP^2 integration documentation.

Change-Id: I3d2ddf0f4e5074d1d6ffa5db21fe2b61a61beaff
This commit is contained in:
James Denton 2022-03-15 09:05:06 -05:00
parent bf6246c00c
commit a9b9a72ab4
1 changed files with 11 additions and 7 deletions
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18
doc/source/app-openvswitch-asap.rst
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@ -15,14 +15,14 @@ implementing. This document outlines how to set it up in your environment.
.. note::
ASAP :sup:`2` is a proprietary feature provided with certain Mellanox NICs,
including the ConnectX-4 Lx and ConnectX-5. Future support is not
including the ConnectX-5 and ConnectX-6. Future support is not
guaranteed. This feature is considered *EXPERIMENTAL* and should not
be used for production workloads. There is no guarantee of upgradability
or backwards compatibility.
.. note::
Hardware offloading is not compatible with the ``openvswitch`` firewall
Hardware offloading is not yet compatible with the ``openvswitch`` firewall
driver. To ensure flows are offloaded, port security must be disabled.
Information on disabling port security is discussed later in this document.
@ -44,6 +44,8 @@ The following resources may also be helpful:
* `<https://www.mellanox.com/related-docs/prod_software/ASAP2_Hardware_Offloading_for_vSwitches_User_Manual_v4.4.pdf>`_
* `<https://docs.nvidia.com/networking/pages/viewpage.action?pageId=61869597>`_
Prerequisites
~~~~~~~~~~~~~
@ -232,11 +234,13 @@ a virtual machine instance using an image with the proper network drivers.
The following images are known to contain working drivers:
* `Fedora 24 <http://www.mellanox.com/repository/solutions/openstack/images/fedora_24_ofed_4.0-2.0.0.1.qcow2>`_
* `Ubuntu 18.04 LTS (Bionic) <https://cloud-images.ubuntu.com/bionic/current/bionic-server-cloudimg-amd64.img>`_
* `Centos 7 (1901) <https://cloud.centos.org/centos/7/images/CentOS-7-x86_64-GenericCloud-1901.qcow2>`_
* `Ubuntu 20.04 LTS (Focal) <https://cloud-images.ubuntu.com/focal/current/focal-server-cloudimg-amd64.img>`_
* `Centos 8 Stream <https://cloud.centos.org/centos/8-stream/>`_
* `Centos 9 Stream <https://cloud.centos.org/centos/9-stream/>`_
Before creating an instance, a Neutron port must be created that has the
following characteristics:
@ -310,8 +314,8 @@ flow will be visible in the packet capture.
The following command can be used to dump flows in the kernel datapath:
:code:`# ovs-dpctl dump-flows type=ovs`
:code:`# ovs-appctl dpctl/dump-flows type=ovs`
The following command can be used to dump flows that are offloaded:
:code:`# ovs-dpctl dump-flows type=offloaded`
:code:`# ovs-appctl dpctl/dump-flows type=offloaded`