From XDP to Socket

Explore the journey from XDP to Socket in this 44-minute conference talk presented at the Linux Plumbers Conference. Delve into traffic architecture, reverse proxy implementation, and zero downtime restart techniques. Learn about SRU Sport, scaling bottlenecks, and CPU spike management. Examine the intricacies of BindBPF and SK, and understand the architecture diagram of load balancers. Discover solutions to common load balancer problems, including connection ID handling and BPF TCP execution. Analyze overhead issues, offline workflows, and limitations before concluding with a comprehensive summary of the presented concepts.

Introduction
Overview
Traffic Architecture
Reverse Proxy
Zero Downtime Restart
SRU Sport
Scaling bottleneck
Recap
CPU spikes
Bind
BPFSK
Questions
Architecture Diagram
Load Balancer Overview
Load Balancer Problems
Connection Id
BPFTCP
Execution
Overhead
Suckups
Offline workflow
Limitations
Summary