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AWS Tools for PowerShell 6 by Ramesh Waghmare

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Use case - balancing traffic between read replicas

If your application is read-intensive and you have a single read replica, chances are that if your read replica CPU spikes up to 100 percent, your read replica may not respond at all. To address such a situation, the solution is to add multiple read replicas to your application stack; then you might want to balance the traffic between those read replicas.

This is where Route 53 can play a role. Route 53 is a scalable DNS service provided by AWS. In this example, we will create a private hosted zone for VPC and then make use of the Weighted Routing Policy to direct traffic across two read replicas. ...

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