Explore dynamic sampling techniques for telemetry data in this informative conference talk. Learn how dynamic sampling differs from deterministic sampling and why it's crucial for capturing rare events like serious errors. Discover the concept of tail sampling and how it adjusts sample rates based on telemetry contents. Examine an open-source project featuring various dynamic samplers and observe their practical applications. Delve into the necessary modifications for collectors to support this sampling model. Gain valuable insights into optimizing telemetry data collection and analysis for more effective error detection and system monitoring.