Grzegorz Piechnik, a performance engineer and k6 Champion, discusses the challenges and solutions in automating anomaly detection in system observability and performance testing. Throughout his career, he encountered barriers to automation, particularly in test result analysis, which led him to develop the xk6-anomaly extension. This tool enhances the Grafana k6 platform by enabling the automated detection of anomalies, such as outliers and event shifts, in performance test data. By leveraging statistical techniques and machine learning algorithms, xk6-anomaly identifies deviations from expected patterns, thus improving efficiency and allowing engineers to focus on other critical tasks. The extension works by analyzing metrics extracted from k6, integrating seamlessly into test scenarios, and offering flexibility in detecting relevant anomalies across various environments. This innovation has significantly streamlined Piechnik's workflow, transforming the manual and monotonous process of anomaly detection into a more satisfying and productive task.