Supported Snapshot Manager for Data Center operations on the Dell EMC Unity array
NetBackup Snapshot Manager for Data Center performs the following operations on the Dell EMC Unity.
Table: Snapshot Manager for Data Center operations on Dell EMC Unity array
Snapshot Manager for Data Center operation | Description |
|---|---|
Discover assets | In a NAS environment, NetBackup Snapshot Manager for Data Center discovers all the NAS servers, NFS exports, SMB shares, NAS file system, and file system snapshots as assets. NetBackup Snapshot Manager for Data Center calls an SDK method that internally calls the array's API to retrieve the assets mentioned in the list. For NAS discovery, NetBackup Snapshot Manager for Data Center doesn't skip any assets. For example, if the current file system shares NFS and SMB in total are 100, and the snapshot count is 21, then you can find 100 directories and 21 file systems in the NetBackup. In a SAN environment, NetBackup Snapshot Manager for Data Center discovers all the volumes, consistency groups, and their corresponding snapshots as assets. Note: NetBackup Snapshot Manager for Data Center discovers all snapshots in a NAS and SAN environment, but it can operate on only those snapshots that it creates itself. |
Create snapshot | In a NAS environment, NetBackup Snapshot Manager for Data Center calls an SDK method to create a snapshot of a file system. When a snapshot is initiated, a redirect-on-write (ROW) snapshot of the entire file system is created. The API returns the snapshot details. In a SAN environment, NetBackup Snapshot Manager for Data Center creates a snapshot of a volume and consistency group using the SDK. When a snapshot is initiated, a redirect-on-write (ROW) snapshot of the volume or the consistency group is created. The snapshot name and retention period are not set on the array for these snapshots. A typical snapshot created by NetBackup Snapshot Manager for Data Center has the following naming convention:
No other entity apart from this snapshot is created on the array as a snapshot-related activity. |
Delete snapshot | In a NAS environment, when a snapshot is deleted, Snapshot Manager for Data Center calls the SDK with the required snapshot details and deletes the file system snapshot. In a SAN environment, when a snapshot is deleted, Snapshot Manager for Data Center calls the SDK with the required snapshot details and deletes the volume or consistency group snapshot. |
Restore snapshot | For NAS, NetBackup Snapshot Manager for Data Center does not support PIT restore on file system, NFS share, and SMB Share. For SAN:
Note: The latest snapshot is not required for PIT. You can perform the restore operation with old snapshots related to the file system. |
Export snapshot | In a NAS environment, when a snapshot export is initiated:
In a SAN environment, when a snapshot export is initiated:
|
Deport snapshot | In a NAS environment, when a snapshot is deported:
In a SAN environment, when a snapshot is deported:
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