- A hybrid cloud storage service that acts as a bridge between on-premises applications and AWS cloud storage.
- Provides local caching for low-latency access while seamlessly storing data in AWS.
Use Cases
- Disaster recovery solutions.
- Backup and restore operations.
- Tiered storage for cost optimization.
- On-premises caching for frequently accessed data.
Types of Storage Gateway
- S3 File Gateway – presents an NFS/SMB interface, stores files as objects in Amazon S3.
- FSx File Gateway – provides low-latency access to FSx for Windows File Server from on-premises.
- Volume Gateway – presents block storage volumes via iSCSI, backed by Amazon EBS snapshots.
- Tape Gateway – emulates a physical tape library, storing virtual tapes in Amazon S3 and archiving to Glacier.