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volume efficiency prepare-to-downgrade

Identify any incompatable volumes or Snapshot copies before downgrade

Availability: This command is available to cluster and Vserver administrators at the advanced privilege level.

Description​

The volume efficiency prepare-to-downgrade command updates efficiency configurations and metadata to be compatible with releases prior to ONTAP 9. This command also disables the use of incompatible efficiency features. This command is not supported on FlexGroups.

Parameters​

[-disable-feature-set <downgrade version>] - Data ONTAP Version
This parameter specifies the Data ONTAP version that introduced new volume efficiency feature set.

Examples​

The following example disables the the features introduced in Data ONTAP 8.3.1 

    cluster1::*> volume efficiency prepare-to-downgrade -disable-feature-set 8.3.1

The following example disables the the features introduced in Data ONTAP 8.3.2.
    cluster1::*> volume efficiency prepare-to-downgrade -disable-feature-set 8.3.2

The following example ignores offline volumes while disabling the the features introduced in Data ONTAP 8.3.2 .
    cluster1::*> volume efficiency prepare-to-downgrade -disable-feature-set 8.3.2 -skip-offline-volumes true

The following example ignores offline volumes while disabling the the features introduced in Data ONTAP 8.3.1 .
    cluster1::*> volume efficiency prepare-to-downgrade -disable-feature-set 8.3.1 -skip-offline-volumes true