AOSSUS02-BP02 Use the minimum number of instances necessary to meet your workload requirements
Reduce costs, improve resource utilization, and eliminate unnecessary resource usage by using the minimum number of instances necessary to meet your workload requirements.
Level of risk exposed if this best practice is not established: Medium
Desired outcome: Your workload uses the minimum number of instances necessary to meet requirements, reducing unnecessary resource usage.
Benefits of establishing this best practice:
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Reduced costs and increased cost efficiency
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Improved resource utilization and reduced waste
Implementation guidance
Use the minimum amount of hardware to meet your workload and business needs efficiently.
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Determine the required instance type: Based on your workload characteristics, such as query volume, document size, indexing needs, and storage requirements, select a suitable Graviton instance type that meets your performance requirements.
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Estimate instance capacity: Estimate the total capacity required to meet your workload demands. For detail on sizing OpenSearch Service domains, see Performance efficiency and Cost optimization.