| Qtree SnapMirror |
SnapVault |
| More suitable for providing immediate failover capability. |
More suitable where data availability is less critical, and immediate failover is not required. |
| Uses the same software and licensing on the source and destination storage systems. |
Uses SnapVault source system and SnapVault destination system, which provide different functionality. |
| Transfers can be scheduled at a maximum rate of once every minute. |
Transfers can be scheduled at a maximum rate of once every hour. |
| Every qtree within a source volume uses one Snapshot copy each on the source system. |
Only one Snapshot copy is used. |
| Snapshot copies are deleted by qtree SnapMirror when not required for replication. |
Snapshot copies are retained and deleted on a specified schedule. |
| Relationships can be reversed. This allows the source to be resynchronized with changes made at the destination. |
Relationships cannot be reversed. It provides the capability to transfer data from the destination to the source only to restore data. The direction of replication cannot be reversed. |
| Can be used to replicate data between storage systems running Data ONTAP only. |
Can be used to back up both NetApp systems and open systems. However, the destination storage system
should be a NetApp storage system. |
