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Explore CASTOR, CERN's Advanced STORage Manager, a hierarchical system designed for archiving vast volumes of physics data on both disk and tape. Understand its component-based architecture, key modules like the Stager and Name Server, and the critical role of tape infrastructure. Learn about its evolution, performance tradeoffs, and how developers interacted with this robust system before its succession by CTA.
This article details learnings from building a 100K-line Rust multi-Paxos consensus engine with AI, modernizing Azure's RSL. It highlights massive productivity boosts, leveraging AI for code contracts to ensure correctness, adopting lightweight spec-driven development, and achieving aggressive performance optimization. Key takeaways include AI's role in complex system development and a wish list for future AI capabilities.
