ALB

AWS SAP-C02 Drill: CloudFront Custom Error Pages - The Operational Efficiency Trade-off

23 December 2025·1482 words·7 mins

Architecture Drills AWS SAP-C02 FinOps Decision Matrix CloudFront ALB Error Handling Operational Excellence

Analyzing how to elegantly handle transient 502 errors with custom error pages using CloudFront native capabilities versus complex Lambda-based workarounds - a lesson in choosing simplicity over engineering complexity.

AWS SAP-C02 Drill: Multi-Region DR Automation - The RTO-Cost Trade-off Analysis

21 December 2025·1705 words·9 mins

Architecture Drills AWS AWS SAP-C02 FinOps Decision Matrix Disaster Recovery Route 53 Lambda RDS Read Replica Auto Scaling ALB CloudWatch

A professional-level analysis of automated failover strategies for multi-region applications, comparing Route 53 failover policies, Lambda-driven orchestration, and Global Accelerator approaches while balancing RTO requirements against budget constraints.

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