Explore a conference talk that delves into the challenges of scaling Custom Resource Definitions (CRDs) in Kubernetes. Learn how to troubleshoot API server performance issues using profiling tools and gain insights into the mechanics of CRDs. Discover real-world data that helped identify root causes of scaling issues when attempting to install thousands of CRDs. Understand the performance implications and potential service disruptions related to extensive CRD usage. Get tips on successfully contributing changes to upstream projects and advancing the Kubernetes ecosystem. Gain valuable knowledge about extending the Kubernetes API server with declarative APIs and implementing custom control planes.