Kevin Kyyro developed and integrated a new total_namespaces gauge metric for the temporalio/temporal repository, enhancing rate-limiting alerting and capacity monitoring capabilities. He implemented the metric within the nsregistry component using Go, ensuring it was centrally visible and consistent across the metrics pipeline. The work included comprehensive unit testing to validate the metric’s accuracy and prevent regressions, reflecting disciplined backend development practices. By enabling proactive alerting for namespace usage, Kevin’s contribution supports SRE dashboards and improves SLA reliability. His approach demonstrated a strong focus on observability, metrics instrumentation, and maintaining system stability without introducing new bugs during the period.