2352139 - How to avoid OutOfMemoryError caused by Java Archive Job

You observe OutOfMemoryError during the execution of Java Archive Job in PI/PO system. The Leak Suspects result shows the following details:

The thread com.sap.engine.core.thread.impl5.SingleThread @ 0x32d740aa0 System [52] keeps local variables with total size <number of bytes> (#%) bytes.
The memory is accumulated in one instance of "char[]" loaded by "<system class loader>".
The thread is processing PI message with ID: xxxxx
at java.lang.OutOfMemoryError.<init>()V (OutOfMemoryError.java:25)
at java.lang.AbstractStringBuilder.expandCapacity(I)V (AbstractStringBuilder.java:145)
at java.lang.AbstractStringBuilder.append(Ljava/lang/String;)Ljava/lang/AbstractStringBuilder; (AbstractStringBuilder.java:486)
at java.lang.StringBuffer.append(Ljava/lang/String;)Ljava/lang/StringBuffer; (StringBuffer.java:258)
at com.sap.engine.messaging.impl.core.job.archiving.ArchivingMessage.toXML()Ljava/lang/String; (ArchivingMessage.java:592)
at com.sap.engine.messaging.impl.core.job.executor.ArchiveExecutor.archiveMessage(Lcom/sap/archtech/archconn/ArchSession;Lcom/sap/engine/
messaging/impl/core/job/archiving/ArchivingMessage;)V (ArchiveExecutor.java:1049)
at com.sap.engine.messaging.impl.core.job.executor.ArchiveExecutor.archiveAsyncMessages(Lcom/sap/archtech/archconn/ArchSession;Ljava/util/List;)I (ArchiveExecutor.java:565)
at com.sap.engine.messaging.impl.core.job.executor.ArchiveExecutor.executeArchivingJob()J (ArchiveExecutor.java:336)
at com.sap.engine.messaging.impl.core.job.executor.ArchiveExecutor.execute()V (ArchiveExecutor.java:187)
at com.sap.engine.messaging.impl.core.job.JobExecutor.run()V (JobExecutor.java:89)

• SAP NetWeaver 7.3
• SAP enhancement package 1 for SAP NetWeaver 7.3
• SAP NetWeaver 7.4
• SAP NetWeaver 7.5

Java Archive Job, XML DAS, OutOfMemoryError, OOM, logging, staging, Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.4, PI 7.4, PO 7.4, Process Orchestration 7.5, PI 7.5, PO 7.5, AEX