Disposable AWS EMR failure scenarios for validating Harrier MCP

Evidence-backed EMR, Spark, and Kubernetes diagnosis MCP server for AWS DevOps Agent

Sample architecture for running Apache Spark jobs on Amazon EMR on EKS with Kerberos authentication against Microsoft Active Directory and a Hive Metastore backed by Amazon RDS.

Production-grade AWS data platform on EKS — Terraform, EMR-on-EKS, Airflow, CI/CD, and AI-driven monitoring. Bronze/Silver/Gold data lake, one-command deploy, IRSA auth.