If deduplication is to be used on a volume, that volume must be within the size limit. If an attempt is made to enable deduplication on a volume that is larger than the maximum volume size, it fails w...If deduplication is to be used on a volume, that volume must be within the size limit. If an attempt is made to enable deduplication on a volume that is larger than the maximum volume size, it fails with an appropriate error message. If an upgrade occurs to a version of Data ONTAP that has larger maximum flexible volume size limits, then the larger size limits will be in effect once the upgrade is complete.