Hunting for Risky Dependencies in the World of Microservices

Explore a powerful application of OpenTelemetry to identify and mitigate major serving outages in microservice architectures before they occur. This 17-minute conference talk from SREcon22 EMEA, presented by Theo Klein from Google LLC, delves into the challenges of managing dependencies in complex systems. Learn how to uncover internal-only backends inadvertently exposed to the outside world and discover high-risk dependencies within Google Maps caught using this innovative tool. Gain insights into finding and fixing critical user journeys that service owners may be unaware of in their systems. The presentation covers an introduction to the topic, discusses Google Pay, explains risky dependencies, demonstrates methods for finding and fixing these dependencies, and concludes with a summary of key takeaways.

Intro
Google Pay
Risky Dependencies
Finding Risky Dependencies
Fixing Risky Dependencies
Summary