14.1 Requirements & Capacity Estimation

Requirements

• Real-time bed occupancy updates across 500 hospital beds.
• Sub-100ms response time for drug contraindication checks.
• Multi-tenant data isolation.

Capacity Estimation

• 50 concurrent triage nurses and physicians per hospital branch.
• 5,000 active patient encounters per day.
• Storage growth: ~500MB metadata per month in MongoDB + external object storage for imaging.