We use multiple hardware queues. Some details in this old blog post: http://blog.cloudflare.com/how-the-cloudflare-team-got-into-bondage-its http://blog.cloudf

We use multiple hardware queues. Some details in this old blog post: http://blog.cloudflare.com/how-the-cloudflare-team-got-into-bondage-its http://blog.cloudflare.com/how-the-cloudflare-team-got-into-... We're continuing to experiment with polling-based network queues.