How to Set the Trace Level of Oracle JCA Adapters

Follow the below steps to set the trace level for Oracle JCA Adapters

1.     Navigate to http://servername:portnumber/em. 
2.     Right-click soa-infra 
3.     Select Logs, and the Log Configuration 
4.     Locate oracle.soa.adapter in the Logger Name list, and change the log level in the Oracle Diagnostic Logging Level (Java Level) field.(for example example, select Trace:32 (FINEST) from the list.

Note: To ensure that log levels persist across component restarts,select Loggers With Persistent Log Level State from the View list. By default, the log level is set for run-time loggers. Run-time loggers do not persist across component restarts.