Output post processor troubleshooting

Here are some Metalink notes on OPP troubleshooting

Output Post Processor (OPP) Log Contains Error "java.lang.OutOfMemoryError" [ID 1266368.1]
Output Post Processor (OPP) Log Contains Error "java.lang.OutOfMemoryError: Java heap space" [ID 1268217.1]
XML Publisher Data Template Request XDODTEXE Fails with Java.Lang.OutOfMemoryError [ID 390968.1]
How to Configure the Account Analysis Report in Release 12 for Large Reports [ID 737311.1]
Out Of Memory Error When Running XML Publisher Template Re-Generator Concurrent Program [ID 788935.1]
Previewing PDF Generates 'java.lang.OutOfMemoryError: java heap space' Error [ID 415995.1]
Large Reports are Not Produced When Using BI Publisher Scheduler [ID 1088838.1]