Oracle SOA AS11 Preview: Config and logs
You may need to change some of the configurations of the server e.g. jms, datasources, logging levels etc.
The config files are under
Typically you may need to change logging levels, datasource settings, or transaction timeout etc. These can be done using config files in this directory
If you need to change the logging levels, you need to change j2ee-logging.xml from the config directory. You can increase the logging levels in this file from NOTIFICATION:1 to FINE to increase the logging.
Log Directory: diagnostic.log is under