# Storage
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The following list includes Amazon storage services included in this guide.

## Amazon EBS
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 [Amazon EBS](https://aws.amazon.com/ebs) provides persistent storage for SAP application and database. You can increase EBS volume size or change the type of volume (for example, gp2 to io1) without requiring downtime. For more information, see [Modifying Amazon EBS volume](https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-modify-volume.html).

## Amazon FSx for Windows File Server
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 [Amazon FSx](https://aws.amazon.com/fsx) does not require you to explicitly provision storage at all – you simply pay for what you use.

Amazon FSx requires regular maintenance for patching, but you can define the maintenance windows as per your business requirements. For details, see [FSx Maintenance Windows](https://docs.aws.amazon.com/fsx/latest/WindowsGuide/maintenance-windows.html).

## Amazon S3
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 [Amazon S3](https://aws.amazon.com/s3) does not require you to explicitly provision storage at all – you simply pay for what you use.