Building a fault-tolerant metrics storage system at Airbnb How we built a storage system that ingests 50 million samples per second and stores 2.5 petabytes of logical time series data. By: Rishabh Kumar Modern observability practice encourages instrumenting every meaningful code path. Over the past 15 years, open-source observability SDKs like Prometheus, OpenTelemetry, and StatsD have made deep ...