What must be change in discovery of server or in QOS selection, so that all the source data in S_QOS_DATA uses the Fully qualified name of the server? That includes data for SLM.
Release : 20.1
Component : UIM - DATA_ENGINE
All QOS data is store in the RN_QOS_DATA_XXXX tables.
The data is mapped back to the entries in the S_QOS_DATA table by way of the table ID's.
From there, in S_QOS_DATA, you can look at QoS, source and target.
Please refer to the following doc: Create and Assign the Data Source for a Widget