controversial: Andrew Atkinson discusses the challenges of scaling Rails applications on PostgreSQL and the need for specialized skills in database performance optimization. He highlights the potential issues that arise when heavy write and read patterns are not effectively managed, especially in real-time or social media applications. Andrew emphasizes the importance of understanding Postgres’ operational model and offers solutions like running multiple instances to handle high traffic loads. His experience at Microsoft optimizing the infrastructure for Flipgrid showcases his expertise in handling millions of users effectively. His insights into fine-tuning ActiveRecord queries and maximizing database efficiency make this interview a valuable resource for developers looking to scale their applications.
https://stepchange.work/blog/scaling-rails-postgres-to-millions-of-users-at-microsoft-lessons-takeaways