S3 Infrequent Access and Glacier Instant Retrieval are two storage classes that have noticeably high retrieval costs. S3 Intelligent-Tiering also ignores small objects ( 128KB)Ĭost Comparison: Storage Tiers Making sense of it all If there are multiple lifecycle policies AWS S3 will automatically optimize for cost. Here are a few more things to note about AWS S3 Intelligent-Tiering. Can provide between 18% and 37% cost savings!.Requires no changes to the application.When there are multiple policies for a bucket, AWS S3 Intelligent-Tiering will optimize for costs. Works easily with existing lifecycle policies.
Provides instant retrieval – there is no performance impact or service degradation.Monitors data access and automatically moves objects to cheaper storage tiers, if they have not been recently accessed.If the object is accessed, it is moved back to the Frequent Access tier. AWS S3 Intelligent-Tiering is a fully automated service that solves this problem by monitoring data access and moving data to less expensive storage tiers if it has not been accessed for 30 or 90 days. Even with careful analysis it is difficult to predict access patterns, and even more difficult to manage your many S3 storage classes accordingly. However, what happens when you need to access those items suddenly and quickly? Are you prepared to pay the extra expense to retrieve it rapidly?Ĭhoosing the right S3 storage tier can be challenging. For example, using Amazon S3 Glacier Storage Class for items that are needed less frequently helps reduce cost. AWS offers several storage classes for your data and each offers a unique balance between cost and accessibility. Managing your storage costs with AWS is an important part of architecting your AWS infrastructure.
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