Explore a conference talk from NSDI '22 that introduces Configanator, a data-driven framework designed to improve Content Delivery Network (CDN) performance. Delve into the challenges of web server configuration in the face of evolving protocols and diverse network conditions. Learn how Configanator leverages connection data to identify network and device characteristics, optimizing configuration parameters for enhanced end-user performance. Discover the framework's impressive results, including 32-67% improvements in tail web performance across various websites and networks. Gain insights into the algorithmic design, workflow, and evaluation setup of Configanator, as well as its potential impact on the future of CDN optimization.