Ops Development & AI Practice

Jul 16, 2025 · Databases

Why Average Active Sessions (AAS) Outperforms CPU Utilization in AWS RDS Monitoring

The article explains the Average Active Sessions (AAS) metric in AWS Performance Insights, using a supermarket checkout analogy to show how AAS reveals true database load, its relationship to Max vCPU, and why it provides clearer bottleneck insight than simple CPU utilization.