AWS Disaster Recovery

JUNE 23, 2021

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. If your application cannot handle this and you require strong consistency, use another write pattern to avoid write contention.

Disaster Recovery 63

Disaster Recovery Activation Architecture Failover 63

AWS Disaster Recovery

JANUARY 20, 2021

Many AWS customers have internal business applications spread over multiple AWS accounts and on-premises to support different business units. Your business units can use flexibility and autonomy to manage the hosted zones for their applications and support multi-region application environments for disaster recovery (DR) purposes.

Architecture 68

Architecture Failover High Availability Application 68

AWS Disaster Recovery

APRIL 27, 2021

As a refresher from previous blogs, our example ecommerce company’s “Shoppers” application runs in the cloud. It is a monolithic application (application server and web server) that runs on an Amazon Elastic Compute Cloud (Amazon EC2) instance. The monolith application is tightly coupled with the database.

Architecture 74

Architecture Resilience Application Backup 74

AWS Disaster Recovery

JANUARY 25, 2022

The Availability and Beyond whitepaper discusses the concept of static stability for improving resilience. In the simplest case, we’ve deployed an application in a primary Region and a backup Region. Amazon Route 53 Application Recovery Controller (Route 53 ARC) was built to handle this scenario.

Disaster Recovery 79

Disaster Recovery Failover Outage Application 79