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Disaster Recovery (DR) Architecture on AWS, Part IV: Multi-site Active/Active

AWS Disaster Recovery

Each Region hosts a highly available, multi- Availability Zone (AZ) workload stack. Figure 2 shows Amazon Route 53 , a highly available and scalable cloud Domain Name System (DNS) , used for routing. Consider using a write partitioned pattern to mitigate this. Disaster recovery options in the cloud whitepaper.

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Journey to Adopt Cloud-Native Architecture Series: #3 – Improved Resilience and Standardized Observability

AWS Disaster Recovery

Minimum business continuity for failover. Our business needs in this scenario required us to build high availability to prevent 30 minutes of continuous downtime (RTO) and prevent persistent user data loss (that is, a few minutes RPO). Earlier, we were able to restore from the backup but wanted to improve availability further.