More Churn No Problem - Lessons Learned Running Cilium in Production

Explore Robinhood's journey of implementing Cilium in a high-churn near-production environment through this informative conference talk. Gain insights into the challenges faced, solutions developed, and benefits achieved while transitioning from a traditional VPC-based CNI model to Cilium overlay networking. Learn about the significant improvements in pod density and cost efficiency, as well as the obstacles encountered, including rate limiting issues, identity garbage collection bugs, and connectivity problems. Discover how Robinhood overcame these hurdles through better understanding and tuning of Cilium. Walk away with valuable knowledge on running Cilium in production environments and potential edge cases to anticipate, equipping yourself with practical lessons for implementing this technology in your own high-stakes, high-churn scenarios.