Applies to ONTAP 9 ONTAP 9.1 OnCommand System Manager Issue Unable to view performance in OnCommand System Manager This message may display: Data ONTAP API Failed: either instances or instance-uuids m...Applies to ONTAP 9 ONTAP 9.1 OnCommand System Manager Issue Unable to view performance in OnCommand System Manager This message may display: Data ONTAP API Failed: either instances or instance-uuids must be given When navigating OCSM --> Hardware and Diagnostics --> Events, this message may be logged: qos.mgmt.operation.failed: QoS configuration update failed on node <Node_Name>: QOS kernel update error