- ONTAP 9
- The deprioritized volumes can't run deduplication manually, but the prioritized volumes can.
- The following error message is generated when running deduplication manually on adeprioritized volume.
Failed to start efficiency on volume "Volume_Name" of Vserver "SVM_Name": Cannot perform efficiency operations on deprioritized volume. To be able to perform efficiency operations, run "volume efficiency promote" command first.（Error：40043）
- You can determine the deprioritized volume as below.
- Run command
volume efficiency show.
Statecolumn. The deprioritized volume's state is
vol4 has been deprioritized and the rest of the volumes have not
cluster1::> set diag; volume efficiency show -fields auto-state; set adm vserver volume auto-state ------------- ------ ---------- svm1_cluster1 vol1 Auto svm1_cluster1 vol2 Auto svm1_cluster1 vol3 Auto svm1_cluster1 vol4 Deprioritized 4 entries were displayed.