AWS S3 File Gateway is a service that allows you to store and access objects in Amazon S3 using NFS or SMB protocols. It provides local caching for low-latency access to frequently used data, enabling seamless integration of on-premises applications with cloud storage.

The S3 File Gateway offers several benefits, including secure and compliant storage that meets various regulatory standards, local caching for quick access to frequently used data, and cost-effective pay-as-you-go pricing. It also minimizes network traffic by optimizing data transfers, making it easier to manage workloads both on-premises and in the cloud.

S3 File Gateway supports data management by allowing users to mount shares directly on their database and application servers using NFS or SMB protocols. It ensures that files are stored durably in Amazon S3 with lifecycle management to different storage classes, and it provides local caching for recent data access, which helps reduce on-premises storage needs.