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Storage : Volumes : Managing volumes : Scheduling automatic Snapshot copies
Scheduling automatic Snapshot copies
You can set up a schedule for making automatic Snapshot copies of a volume. You can specify the time and frequency of making the copies and the number of Snapshot copies that are saved.
Steps 
1.
From the Home tab, double-click the appropriate storage system.
2.
In the navigation pane, click Storage > Volumes.
3.
Select the volume from the volume list.
4.
Click Snapshot Copies > Configure.
5.
Select Enable scheduled snapshots.
6.
Type or select the number of Snapshot copies that you want to retain for each unit of time.
You can retain a maximum of 255 Snapshot copies.
7.
Select one or more hours at which you want a Snapshot copy made.
If you do not specify the time, Snapshot copies are created every hour.
8.
Click OK to save your changes and start your Snapshot copy schedule.
Related reference 
Volumes window

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