Content tagged `aws-lambda-performance`

Lambda Performance Deep Dive: Container Images, Raw TCP, and the UPX Trap

January 1, 2026 by skunxicat

Real-world benchmarking reveals surprising Lambda performance insights: when container images beat ZIP packages and why raw TCP sockets halve cold start times

aws-lambda aws-lambda-performance serverless container-images benchmarking optimization

Lambda Cold Start Optimization: 90% Faster with Custom Runtimes

January 16, 2025 by skunxicat

Complete guide to AWS Lambda cold start optimization using custom runtimes. Real benchmarks showing 90% improvement over standard runtimes.

lambda-cold-start-optimization aws-lambda-performance custom-runtime serverless-optimization