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Guidelines for working with FlexVol volumes that contain LUNs

When you work with FlexVol volumes that contain LUNs, you must change the default settings for Snapshot copies. You can also optimize the LUN layout to simplify administration.

Snapshot copies are required for many optional features, such as SnapMirror, SyncMirror, dump and restore, and ndmpcopy.

When you create a volume, Data ONTAP automatically performs the following:

Because the internal scheduling mechanism for creating Snapshot copies within Data ONTAP does not ensure that the data within a LUN is in a consistent state, you should change these Snapshot copy settings by performing the following tasks:

You should use the following guidelines to create volumes that contain LUNs: