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The left AWS Region is the primary Region that is active, and the right Region is the recovery Region that is passive before failover. When a disaster occurs, successful recovery depends on detection of the disaster event, restoration of the workload in the recovery Region, and failover to send traffic to the recovery Region.
As a refresher from previous blogs, our example ecommerce company’s “Shoppers” application runs in the cloud. Minimum business continuity for failover. In this blog, we talk about architecture patterns to improve system resiliency, why observability matters, and how to build a holistic observability solution.
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