Architecture Drills

Managed Instance Group vs Unmanaged VMs | GCP ACE

23 December 2025·530 words·3 mins

Architecture Drills Google Cloud Platform GCP ACE GCP FinOps SRE Compute Engine

Exploring the operational and architectural decisions behind dynamically provisioning VM instances in Google Compute Engine using configuration-driven approaches.

CloudFront Error Pages Trade-offs | SAP-C02

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.

Read-Heavy DB Scaling HA Trade-offs | SAA-C03

23 December 2025·1113 words·6 mins

Architecture Drills AWS SAA-C03 FinOps Decision Matrix Amazon Aurora RDS Database Scaling High Availability

When an e-commerce database can’t keep up with unpredictable read traffic, the solution isn’t just about adding capacity—it’s about choosing the right scaling model that balances performance, availability, and operational simplicity.

Scale-Up vs Scale-Out for Peak VM Load | Azure AZ-104

23 December 2025·668 words·4 mins

Architecture Drills Microsoft Azure AZ-104 Azure CAF Governance Virtual Machines

A breakdown of scaling up a single-instance VM to handle monthly CPU peaks, aligned with enterprise governance best practices.

Multi-Region Secrets Rotation Trade-offs | SAA-C03

23 December 2025·611 words·3 mins

Architecture Drills Cloud Provider (AWS) SAA-C03 FinOps Decision Matrix Secrets Manager Systems Manager Parameter Store

A mid-size SaaS company needs to rotate credentials regularly in multiple AWS regions for their RDS MySQL instances. This article analyzes secrets storage, cross-region replication, and automation trade-offs to pick the best approach with minimal operational overhead.

CloudFront vs Accelerator for Web | SAA-C03

23 December 2025·753 words·4 mins

Architecture Drills Cloud Provider (AWS) AWS SAA FinOps Decision Matrix CloudFront Global Accelerator

A global e-commerce firm wants to improve performance and reduce latency for static and dynamic web app content hosted on EC2 and S3 with a custom domain. The drill weighs CloudFront and Global Accelerator options to guide the best practical solution.

Databricks Governance Design Trade-offs | Azure AZ-305

23 December 2025·767 words·4 mins

Architecture Drills Microsoft Azure AZ-305 Azure CAF Governance Azure Databricks

A breakdown of the scenario focusing on secure data access governance, cost control, and minimizing operational overhead.

HA/DR Design Trade-offs in Multi-AZ Recovery | SAP-C02

23 December 2025·1315 words·7 mins

Architecture Drills AWS SAP-C02 FinOps Decision Matrix High Availability Multi-AZ ElastiCache RDS Auto Scaling ELB

This SAP-C02 scenario explores converting a brittle single-instance application stack into a resilient architecture using Multi-AZ RDS, ElastiCache replication, and Auto Scaling—analyzing the FinOps impact and decision logic behind each component choice.

Secrets Rotation vs IAM Roles Trade-off | SAA-C03

23 December 2025·951 words·5 mins

Architecture Drills AWS SAA-C03 FinOps Decision Matrix AWS Secrets Manager Aurora Security Operational Excellence

A healthcare SaaS company needs to eliminate hardcoded credentials on EC2 instances connecting to Aurora. We analyze four approaches through the lens of operational overhead, security posture, and FinOps impact—revealing why native secret rotation beats encryption-at-rest solutions.

Storage Perimeter Controls vs Access Overhead | GCP PCA

22 December 2025·746 words·4 mins

Architecture Drills Google Cloud Platform GCP PCA GCP FinOps SRE VPC Service Controls

A high-level summary of how to securely limit Cloud Storage bucket access by IP range while balancing operational complexity and security.