IT Resilience Within AWS Cloud, Part II: Architecture and Patterns
AWS Disaster Recovery
APRIL 6, 2021
For example, if you define DR as being able to “withstand the loss of a physical facility,” deploying multiple AZs in a single AWS Region meets that goal. During failover, scale up resources and increase traffic to the Region. This pattern works well for applications that must respond quickly but don’t need immediate full capacity.
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