Building Reliable Services at NRK TV

Explore the practical aspects of building reliable services for a large-scale TV streaming platform in this conference talk from NDC Oslo 2021. Delve into the strategies employed by NRK TV, Norway's public television streaming service, to ensure reliability for hundreds of thousands of daily users. Learn why a "best effort" approach falls short and discover the importance of defining and measuring reliability in context. Understand the crucial feedback loop created by specific reliability metrics and how it enables strategic investments and informed trade-offs between reliability and new features. Examine the process of defining and monitoring service level objectives (SLOs), including the significance of making explicit choices about critical services, uptime definitions, and robustness against adverse events. Gain insights into practical examples of implementing SLOs, fault injection, and load testing to enhance service reliability at NRK TV.