Basic Perfomance Tuning For stuck threads and response times

Documentation for performance tuning:

https://docs.oracle.com/en/middleware/fusion-middleware/12.2.1.4/asper/redundant-cross-references-removal.html#GUID-72599446-A5C9-48B8-AA2F-6A330396E4E1

For stuck threads and response times, specifically look into the following:
1. Tuning JVM Memory Settings for Oracle Identity Governance
2. Tuning the JDBC Connection Pool for Oracle Identity Governance
3. Tuning OIG-specific Work Manager Properties
4. JMS tuning