openstack/charm-deployment-guide
Code Issues Proposed changes

Add nova-compute configuration for hwoffload

Browse Source 
Ensure that the nova-compute charm is configured for PCI
passthrough of offloaded network devices via the
pci-passthrough-whitelist configuration option.

Change-Id: I23fea95b1f6646f420746fddf4fb4b63ba9c3c86
This commit is contained in:
James Page 2020-05-07 12:12:16 +01:00
parent 2c9811d298
commit 8e17db7e6e
1 changed files with 7 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
deploy-guide/source/app-hardware-offload.rst
View File

@ -101,6 +101,9 @@ The following overlay may be used with the OpenStack base deployment bundle:
charm: cs:neutron-api charm: cs:neutron-api
options: options:
enable-hardware-offload: true enable-hardware-offload: true
nova-compute:
options:
pci-passthrough-whitelist: '{"address": "*:03:*", "physical_network": null}'
In this overlay ``enp3s0f0`` and ``enp3s0f1`` are two ports on the same In this overlay ``enp3s0f0`` and ``enp3s0f1`` are two ports on the same
Mellanox ConnectX-5 card and are configured as a Linux bond ``bond1`` to enable Mellanox ConnectX-5 card and are configured as a Linux bond ``bond1`` to enable
@ -108,6 +111,10 @@ VF-LAG for resilience and performance. ``bond1`` is also configured with the
network interface used for VXLAN overlay traffic to allow full offloading of network interface used for VXLAN overlay traffic to allow full offloading of
networks of this type. networks of this type.
The nova-compute charm is configured to use the VF functions provided by the
network cards using the ``pci-passthrough-whitelist`` option. The above example
demonstrates configuration for VXLAN overlay networking.
Creating hardware offloaded ports Creating hardware offloaded ports
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~