The best talk I gave on this wasn’t recorded (and had another section on the details of the new MBUF struct that mmacy came up with), but here are a few pointers for the time being:
https://github.com/joyent/freebsd/tree/projects/VPC
https://www.slideshare.net/mobile/SeanChittenden/freebsd-vpc...
I'd love to see and read about some of the things you ran into, and how you accomplished some of those high speed transfers.