dist
Posts tagged with dist
Why it matters: This article showcases a successful, automated approach to a common, complex CI/CD migration challenge. It provides valuable insights into leveraging existing tools and AI to reduce manual effort and accelerate infrastructure shifts, directly impacting developer productivity and system reliability.
- •Slack successfully migrated its CI infrastructure from Jenkins to GitHub Actions, addressing developer frustration and improving UX.
- •An intern-developed automation tool, leveraging AI, significantly streamlined the migration of Jenkins pipelines to GHA workflows.
- •This tool is projected to cut migration time by half and save over 1,300 hours across 242 pipelines.
- •The process involved using GitHub Actions Importer, followed by custom Python scripts and LLMs to correct partially converted workflows.
- •Key challenges included identifying and addressing common unsupported Jenkins steps and replacing rate-limited GHA actions with internal mirrors.
- •The project demonstrates a practical, hybrid approach to large-scale CI/CD system migration.
Why it matters: This article provides a blueprint for building massive-scale recommendation engines. It demonstrates how custom DSLs and multi-stage filtering balance high-velocity experimentation with the extreme computational efficiency required to serve millions of users in real-time.
- •Instagram uses a three-stage ranking funnel to filter billions of media items into a personalized feed for each user in real-time.
- •Engineers developed IGQL, a C++ optimized domain-specific language, to allow for high-level algorithm design with low-latency execution.
- •The system utilizes 'ig2vec' account embeddings to identify topical similarities based on user interaction sequences, similar to word2vec.
- •Facebook’s FAISS library is used for efficient nearest-neighbor retrieval across millions of account embeddings.
- •The infrastructure supports massive scale, processing 65 billion features and making 90 million model predictions every second.