Java Memory Concepts
In order to configure and tune Java memory, it is important to understand the different memory areas of the Java Virtual Machine and the allocation and usage of the areas when a Java application is in use. This understanding will also help to troubleshoot issues with Java stack crashes as a result of memory-related issues. When a SAP Java stack is installed, it will take the installation defaults or configured values to start the Java engine and the application. After this the Basis administrator has to tune the Java stack memory parameters to cater to the needs of the individual Java application. SAP OSS Note 723909 provides detailed JVM recommendations for SAP NetWeaver releases 6.4 and 7.0. SAP Note 723909 includes references ...
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