AWS operates one of the world’s largest and most highly available networks which continues to grow rapidly in both size and complexity in response to customer demand. Many AWS customers run mission critical workloads that depend on our networks to be always on. Network Monitoring and Remediation (NMR) is responsible for preventing, predicting, detecting and remediating impairments across our network, both physical and logical, before they cause impact to our customers. We own the software systems that consume trillions of telemetry datapoints per day from the millions of network devices, use various big-data techniques including ML/AI to turn the telemetry into actionable notifications when things go bad, and package them into our event management system for automated mitigation and remediation. For the less than 2% of detected issues that we haven’t yet automated, we provide a suite of expert diagnostic tools that enable our human operators to quickly determine next steps. Our vision ...