Step 8: Review the cost estimation - AWS Prescriptive Guidance
ObjectivesProcess
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Step 8: Review the cost estimation

Review and refine the cost estimation again. Additionally, it's a good practice to validate it with business stakeholders and get approval to move to the next step.

Objectives

  • Define the capacity model, and estimate DynamoDB costs to refine the cost estimation from step 2.

  • Get the final financial approval from the business analyst and stakeholders.

Process

  • Database engineer identifies the data volume estimate.

  • Database engineer identifies the data transfer requirements.

  • Database engineer defines the required read and write capacity units.

  • Business analyst decides between on-demand and provisioned capacity models.

  • Database engineer identifies the need for DynamoDB auto scaling.

  • Database engineer inputs the parameters in the AWS Pricing Calculator.

  • Database engineer presents the final price estimation to business stakeholders.

  • Business analyst and stakeholders approve or reject the solution.