Embark on a detective journey through the intricacies of running large web services in this engaging conference talk. Investigate a slow website plagued by high CPU and memory usage, using effective telemetry, profilers, and a deep understanding of IIS and ASP.NET web applications. Uncover the mysteries behind site unavailability, nougat history, and various performance issues. Explore techniques for profiling websites and search services, tackle garbage collection problems, and analyze internal server errors and crash dumps. Dive into the root causes of high response times, memory pressure, and learn about JMeter and memory management. Gain valuable insights into solving complex server-side challenges and optimizing web application performance.