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Storage : Volumes : Configuring volumes : Setting the Snapshot copy reserve
Setting the Snapshot copy reserve
You can reserve space (in percentage) in a volume for Snapshot copies.
About this task 
The default space reserved for Snapshot copies is zero percent for SAN and VMware volumes. For NAS volumes, it is 20 percent on storage systems running versions of Data ONTAP earlier than 8.1 and five percent on storage systems running Data ONTAP 8.1.
Steps 
1.
From the Home tab, double-click the appropriate storage system.
2.
In the navigation pane, click Storage > Volumes.
3.
Select the volume for which you want to set the Snapshot copy reserve.
4.
Click Snapshot Copies > Configure.
5.
Type or select the percentage of the volume space that you want to reserve for Snapshot copies and click OK.
Related reference 
Volumes window

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