NEC 스토리지 소프트웨어 (NEC Storage M100/M300)

NEC Storage DynamicSnapVolume

 Basic information
NEC Storage DynamicSnapVolume offers cost-effective backup solution without disrupting business by creating snapshots of logical disks at any points of time.
 Snapshot creation
NEC Storage DynamicSnapVolume quickly creates snapshots of logical disks in storage system.
 Efficient and simple backup operations
As the snapshots contain differentials in updated data of the original volumes, snapshot images on the disk need less space than those of the master volumes use. Therefore, it enables replication volumes to be utilized at low cost. There are no impacts on servers performance caused by creation of the snapshots in that the control operation to manage replication volumes is performed on NEC Storage. Operations to create snapshot volumes and restore can be done with both GUI of NEC Storage Manager and CLI.
The following are descriptions of main functions of NEC Storage DynamicSnapVolume.
 Snapshots creation
Creates replication of master volume (the snapshots) instantly. The maximum of 16 generations of snapshots can be made for one master volume.
 Snapshots deletion
Deletes any generation of snapshots. By deleting unnecessary snapshot, effective utilization of the disk area is enabled.
 Restore from snapshots
Master volume can be restored from any generations of snapshot volumes.
 Generation management of snapshot volumes
Manages multiple snapshots' generations by using their creation times. It is possible to use the newest generation of snapshots constantly without concerning names of the logical disks.
 VSS cooperation
Provides the interface for cooperation with Volume Shadow Copy Service (VSS) on Microsoft Windows Server 2003.

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