How to reinitialize an existing SnapMirror relationship in clustered Data ONTAP

Applies to

• Clustered Data ONTAP 8       
• ONTAP 9 

Description

• This article describes SnapMirror error while attempting a "snapmirror resync" or "Snapmirror initialize" to a non empty data-protection volume.

Example: unrecoverable error that requires SnapMirror to be reinitialized:
cluster2::> snapmirror resync -source-path svm1:vol1 -destination-path svm2:vol2

Error: command failed: No common Snapshot copy found between svm1:vol1 and svm2:vol2.

cluster2::> snapmirror initialize -destination-path svm2:vol2

cluster2::> snapmirror show svm2:vol2

                            Source Path: svm1:vol1
                       Destination Path: svm2:vol2
                                Healthy: false
                       Unhealthy Reason: Transfer failed.
                     Last Transfer Type: initialize
                    Last Transfer Error: Destination volume "svm2:vol2" must be an empty                                             data-protection volume.

(show output has been shortened)