[openstack-dev] [nova] hardware offload support for openvswitch feature exception

Matt Riedemann mriedemos at gmail.com
Thu Jul 27 13:56:19 UTC 2017


On 7/26/2017 10:42 PM, Moshe Levi wrote:
> Hi all,
> 
> In the last few week I was working on hardware offload support for 
> openvswitch.
> 
> The idea is to leverage SR-IOV technology with OVS control plane management.
> 
> Just last month the ovs community merged all the required patches to 
> enable this feature [1] should be in OVS-2.8.0.
> 
> I was working on the required patches to enable this in OpenStack.
> 
> On the neutron side the RFE approved [2] and the neutron patch is 
> already merged [3]
> 
> On the OS-VIF side the patch is merged [4]
> 
> On the Third party CI side we have a Mellanox CI which is currently 
> commenting on os-vif [5] ( we will extend it to nova and neutron as well)
> 
> The missing piece is the nova patch [6]
> 
> I just notice that this week is feature freeze in OpenStack and I would 
> like to request an exception for this feature.
> 
> I will appreciate if nova-core reviewers will review it.
> 
> ( Jay , Sean and Jan already review it several times and I think it is 
> close to be merged)
> 
> [1] - 
> https://github.com/openvswitch/ovs/commit/bf090264e68d160d0ae70ebc93d59bc09d34cc8b 
> 
> 
> [2] - https://bugs.launchpad.net/neutron/+bug/1627987
> 
> [3] - https://review.openstack.org/#/c/275616/
> 
> [4] - https://review.openstack.org/#/c/460278/
> 
> [5] - 
> http://52.169.200.208/25/485125/6/check-os-vif/OVS_HW_offload/aaf2792/
> 
> [6] - https://review.openstack.org/#/c/398265/
> 
> 
> 
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Given everything else done here and the change in nova is (1) a single 
change and (2) self-contained and (3) relatively uncomplicated, I'm OK 
with this. Please create a blueprint in nova so we can track it as a 
feature since that's what it is.

-- 

Thanks,

Matt



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