Enhancing Resource Management of the World's Largest PCDN System for On-Demand Video Streaming

Explore the innovative approach to enhancing resource management in the world's largest Peer-assisted Content Delivery Network (PCDN) system for on-demand video streaming in this 19-minute conference talk from USENIX ATC '24. Delve into ByteDance's journey of leveraging cost-efficient edge resources to replace traditional Content Delivery Networks (CDNs) and address the challenges of bandwidth costs for video providers. Learn about the extensive overview of PCDN, ByteDance's alternative delivery network, and discover how PCDN+ evolves the system from a static and uncontrolled model to a dynamic and controlled framework. Gain insights into the centralized/decentralized design that effectively alleviates overloading issues, improves utilization of low-cost resources, and enhances service speed. Understand the real-world implications through A/B testing and deployment results, showcasing the practical benefits of this innovative approach to content delivery for large-scale video streaming services.