Decision Center

Troubleshooting information for Decision Center and the Business console.

Collecting information about Decision Center
You can find information in your server logs to help you troubleshoot Decision Center. You must gather this information and send it to IBM support if you cannot resolve your issue.
Enabling JDK logging in Decision Center
When you operate the Business console, you can use the JDK logger to log traces for debugging purposes.
Displaying a hostname for Decision Center
To troubleshoot an instance of Decision Center in a cluster, you can display the name of its host machine.
Enabling JSON logging of Decision Center events
You can enable the logging of all Decision Center events in a separate JSON file.
Too many open cursors in an Oracle database
Resolving the error for exceeding the maximum number of cursors that can be open in a Decision Center repository on an Oracle database server.
Resolving a return code issue with Liberty server
Liberty doesn't handle properly requests that return void with a return code.
Wrong class loading sequence
When you configure Rule Execution Server or Decision Center, if you do not change the class loading sequence, an error message is displayed.
Providing more memory on Tomcat
In case of core dumps or Java™ out-of-memory errors when a Operational Decision Manager module is running, you can increase the memory available to the Tomcat application server.
Providing more memory on JBoss
If you experience core dumps or Java out-of-memory errors when Rule Execution Server is running, you can make more memory available to your application server.
Enabling JDK logging during the synchronization process
When you synchronize rules between Rule Designer and Decision Center, you can use the JDK logger to log synchronization requests, for debugging purposes.
Fixing performance issues due to outdated database statistics
Queries on the Decision Center database might be too slow if the database statistics are not up-to-date.

Parent topic: Troubleshooting and support for Operational Decision Manager