I wrote a blog post on our experience configuring RabbitMQ for AMD and Intel NUMA architectures. http://blog.agoragames.com/blog/2011/06/24/of-penguins-rabbits-and-buses/ -Aaron -- Aaron Westendorf Senior Software Engineer Agora Games 359 Broadway Troy, NY 12180 Phone: 518.268.1000 aaron at agoragames.com www.agoragames.com