TLDR Dev · ARTICLES & TUTORIALS

THE INVISIBLE ENGINEERING BEHIND LAMBDA'S NETWORK

allthingsdistributed.com14 min read

Summary from the TLDR Dev newsletter

The AWS Lambda networking team reduced VPC cold start latency from 150ms to 200µs by implementing eBPF for Geneve tunnel creation. They also achieved a 20x increase in capacity by converging network topologies and simplifying network rules.