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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 FlexVol volume. You can specify the time and frequency of making the copies and specify 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.
Click Snapshot Copies > Configure.
4.
Select Enable scheduled snapshots.
5.
Type or select the maximum number of Snapshot copies associated with each schedule.
You can retain a maximum of 255 Snapshot copies.
6.
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.
7.
Click OK to save your changes and start your Snapshot copy schedule.
Related reference 
Volumes window

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