HOW WE IMPROVED AVAILABILITY THROUGH ITERATIVE SIMPLIFICATION

Summary from the TLDR Web Dev newsletter

GitHub goes over its monitoring and observability stack, having implemented a comprehensive approach to improving availability through iterative simplification. The company utilizes a suite of tools, including Datadog, Splunk, Scientist, and Flipper, to monitor performance, analyze data, experiment with code changes, and control the rollout of new features. With these, GitHub has been able to identify and resolve performance issues proactively.