How Drupal 10 Builds Your Pages - A Deep Dive into Request Processing

Explore the inner workings of Drupal 10 in this 45-minute conference talk from DrupalCon Lille 2023. Dive deep into the journey of an HTTP request as it navigates through Drupal's system, uncovering how pages are built, cached, and executed. Learn about the WebProfiler module and its role in revealing the interactions between Drupal's subsystems. Gain insights into the stack middleware, routing component, controller, ViewSubscriber, and Twig. Discover how services provide functionalities and how events enable decoupled code writing. By understanding these processes, identify bottlenecks, optimize resource usage, and potentially reduce costs in your Drupal 10 projects.