It may come up that the probe seems to be worked correctly and yet failing to identify device inventory items and collect metrics.
When this happens the best first step is to verify the version of OnTap the device is running to ensure the correct probe is used, netapp or netapp_ontap.
Environment
Release : UIM *.x, 9.x, 20.x
Component : NETAPP & NETAPP_ONTAP
Cause
There was a change in the OnTap OS from snmp to API starting with 8.2x
netapp_ontap log sampe: Dec 20 15:20:31:523 [Data Collector - netapp_name, netapp_ontap] NetApp server version is .. NetApp Release 9.5P7: Tue Aug 06 00:37:41 UTC 2019