Supported transfers in the same AWS account
DataSync supports transfers between the following storage resources that are associated with the same AWS account.
| Source (from) | Destination (to) |
|---|---|
| NFS SMB HDFS Object storage | Amazon S3 (in AWS Regions) Amazon EFS Amazon FSx for Windows File Server FSx for LustreFSx for OpenZFSFSx for ONTAP |
| Amazon S3 (in AWS Regions)Amazon EFSFSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP | NFS SMB HDFS Object storage |
| Google Cloud StorageMicrosoft Azure Blob StorageMicrosoft Azure FilesWasabi Cloud StorageDigitalOcean SpacesOracle Cloud Infrastructure Object StorageCloudflare R2 StorageBackblaze B2 Cloud StorageNAVER Cloud Object StorageAlibaba Cloud Object Storage ServiceIBM Cloud Object StorageSeagate Lyve Cloud | Amazon S3 (in AWS Regions)Amazon EFSAmazon FSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP |
| Amazon S3 (in AWS Regions)Amazon EFSAmazon FSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP | Google Cloud Storage Microsoft Azure Blob Storage Microsoft Azure Files Wasabi Cloud Storage DigitalOcean Spaces Oracle Cloud Infrastructure Object Storage Cloudflare R2 Storage Backblaze B2 Cloud Storage NAVER Cloud Object Storage Alibaba Cloud Object Storage Service IBM Cloud Object Storage Seagate Lyve Cloud |
| Amazon S3 compatible storage on AWS Snowball Edge | Amazon S3 (in AWS Regions) Amazon EFSAmazon FSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP |
| Amazon S3 (in AWS Regions)Amazon EFSFSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP | Amazon S3 compatible storage on Snowball Edge |
| Amazon S3 (in AWS Regions)Amazon EFSFSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP | Amazon S3 (in AWS Regions)Amazon EFSFSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP |
| Amazon S3 (in AWS Regions) | Amazon S3 on AWS Outposts |
| Amazon S3 on AWS Outposts | Amazon S3 (in AWS Regions) |
Supported transfers across AWS accounts
DataSync supports some transfers between storage resources that are associated with different AWS accounts.
| Source (from) | Destination (to) |
|---|---|
| Amazon EFS1FSx for Windows File Server2 | Amazon EFSFSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP |
| Amazon S3 (in AWS Regions) | Amazon S3 (in AWS Regions)Amazon EFSFSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP |
| Amazon S3 (in AWS Regions)Amazon EFSFSx for Windows File ServerFSx for LustreFSx for OpenZFSFSx for ONTAP | Amazon S3 (in AWS Regions) |
| NFSSMBHDFSObject storage | Amazon S3 (in AWS Regions) |
1 Configured as an NFS location.
2 Configured as an SMB location.
Controlling Sync Behavior
| Sync Option | Description | Default Behavior |
|---|---|---|
| Copy only changed files | Transfers only new/modified files | ✅ Enabled |
| Delete files in destination | Removes files not present in the source | ❌ Disabled |
| Preserve timestamps & metadata | Retains original file attributes | ✅ Enabled |