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Active IQ Unified Manager Discussions
I am looking for the REST API calls for all RW volumes seen by AIQ-UM sorted by cluster
Check out this KB. I think it may have the answer you are looking for.
https://kb.netapp.com/Advice_and_Troubleshooting/Data_Infrastructure_Management/OnCommand_Suite/API_Services_to_Unified_Manager_9.7_REST_API_mapping