On Wed, Aug 30, 2017 at 07:28:01PM +0000, Darrell Ball wrote:
>
> [Finn]
>
> I think we should not further intermix the rxqs distributed to different
> pmd's, other than initially configured, when setting up hw-offload. If we
> make a round-robin distribution of the rxqs, a different pmd will most likely
> receive the hw-offloaded packets - not the same pmd that ran the slow-path
> originally creating the flow.
>
> It is usual to optimize caches etc. per pmd and that would not work then.
> Maybe the further processing of the hw-offloaded packets does not need these
> optimizations at the moment, however, IMHO I think we would be better off
> using the first proposal above (use the same rxq as the one creating the
> flow).
>
> [Darrell] Several ideas have some validity.
> However, this sounds reasonable and simple and we could
> revisit as needed.
> What do you think Yuanhan ?
Just want to make sure we are on the same page: do you mean the original
solution/workaround I mentioned in the cover letter: record the rxq at
recv and pass it down to flow creation?
If so, I'm okay with it.
--yliu
_______________________________________________
dev mailing list
[email protected]
https://mail.openvswitch.org/mailman/listinfo/ovs-dev
