Multiple volumes can be combined into a volume group to offer larger storage capacity for data backup
Data in shared folders can span multiple volumes for more efficient and flexible storage, management, and access
Specifications
Supported file protocols:
AFP (and Time Machine)
CIFS
FTP
WebDAV
Supported services (I.e., applications and packages):
Hyper Backup
PDF/Document Viewer
Text Editor
File Station (Not including the file indexing feature)
Log Center
Shared Folder Sync (Shared folders created in PetaSpace can only be selected as the source but not as the destination of a sync task)
Storage Analyzer
Supports only volumes using the ext4 and the Btrfs file systems
Centralized dashboard to create volume groups, manage the individual volumes, and review the overall status of the volume group
Volumes and volume group:
Maximum number of volumes per volume group: 10
Minimum capacity required per volume: 100 GB
Data within the shared folders can be allocated across multiple volumes in the volume group
Maximum number of shared folders: 256
General access permissions and advanced sharing permissions can be configured for users and groups
Exportable logs to provide detailed information of modifications made to volume groups and record the date of these events
Limitations
Additional features of the Btrfs file system (such as snapshot, clone, and compression) are not supported
Shared folders created in File Station cannot be converted or modified in PetaSpace
Shared folders created in PetaSpace do not support encryption, user home, or quota settings
Shared folder created in PetaSpace will be unavailable when a volume group becomes read-only or has crashed
The system cannot write a file into the volume group if the file size is larger than the space available on any volume, even if the total available capacity of the volume group itself is sufficient
Refer to this help article for more information or limitations about volume group and shared folders in PetaSpace
Not available on DSM 7.0 and above. For high-capacity storage needs, the recommended solution is Btrfs (Peta Volume)