System Design
Advanced
Design Multi-Region Enterprise Architecture
Trade off latency, consistency, compliance, failover, and operational complexity across regions.
50 min
3 sections
multi-region
disaster-recovery
enterprise
1
2
3
01. Pick an active model
Section 1 of 3
Active-passive is simpler and improves disaster recovery. Active-active improves latency and availability but introduces conflict resolution, global routing, and harder operations.
text
Regional models:
Active-passive:
- One write region.
- Standby region receives replication.
- Simpler consistency.
- Failover requires promotion.
Active-active:
- Multiple write regions.
- Lower latency.
- Requires conflict strategy.
- Harder data governance and testing.Back to Course