You can modify the properties that control snapshot operations.
Procedure
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From the navigation pane, click Manage > Infrastructure.
The Infrastructure page appears.
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Click Arrays.
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On the Arrays page, in the Name column, select the Dell EMC VNX / Celerra array.
The Overview page of the array appears.
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Under Configuration tab, in the Snap configurations tile, click Edit
.The Edit configuration dialog box appears.
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Edit the Snapshot Configuration Properties for Dell EMC VNX / Celerra Storage Array.
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Click SUBMIT.