Q: Design a multi-region active-active architecture.
Route 53 with latency-based or geolocation routing. Application in both regions. Aurora Global Database (primary in one region, read repl...
#AWS #Cost & Architecture #L3 #Cloud #Infrastructure #S3
🎙️ Candidate Opening & Architectural Context
""When an interviewer asks how I troubleshoot this in AWS, I frame it through my hands-on production experience. When addressing this question, I walk the interviewer through our production incident runbook: isolating the blast radius, checking diagnostic logs and metrics, and applying a safe fix.""
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🛠️ Production Runbook & Step-by-Step Resolution
1️⃣
Production Solution & Architecture
Route 53 with latency-based or geolocation routing. Application in both regions. Aurora Global Database (primary in one region, read replicas globally, RPO < 1s). S3 cross-region replication. DynamoDB Global Tables.
💡 The Senior SRE Gold Nugget (Key Architectural Takeaway)
"Pro-Tip: Route 53 with latency-based or geolocation routing. Application in both regions. Aurora Global Database (primary in one region, re."
⚡ 60-Second Elevator Pitch Talking Points
- Immediate Triage: Route 53 with latency-based or geolocation routing. Application in both regions. Aurora Global
- Run targeted verification commands before modifying configuration.
- Automate permanent guardrails (CI check, alerts, IaC policy) to prevent recurrence.
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