Explore GoTo Financial's journey in managing a massive scale of ArgoCD applications in this insightful conference talk. Discover how one of South East Asia's largest financial companies tackled scalability challenges while maintaining a centralized ArgoCD infrastructure. Learn about their experience handling approximately 40 Istio-enabled clusters, 10,000 apps, and 5,000 repositories. Gain valuable insights into optimizing ArgoCD for delivering thousands of HTTP/gRPC services, configuring Istio objects for canary rollouts, and managing various routing patterns. Uncover strategies for fine-tuning centralized ArgoCD, understanding the impact of tuning parameters on reconcile time, workqueue depth, and CPU usage, and leveraging undocumented features to optimize ArgoCD controller shards. Perfect for those looking to scale their ArgoCD implementation without the complexities of maintaining decentralized instances.