How to delete QoS metrics data in UIM.
Release : 20.4
Component : UIM Operator Console - Inventory
To delete QoS go to OC > SLM > 3 bar menu > Data Management > pick the Object, Source, Target, and you can delete it.
This is documented here:
https://techdocs.broadcom.com/us/en/ca-enterprise-software/it-operations-management/unified-infrastructure-management/20-4/configuring-and-viewing-monitoring-data/the-slm-portlet/slm-data-management.html