Managing Heap and Off-heap Memory
By default, Apache Geode uses the JVM heap. Apache Geode also offers an option to store data off heap. This section describes how to manage heap and off-heap memory to best support your application.
Tips to optimize your application’s performance by tuning the way Apache Geode uses the JVM heap.
How to configure Geode to store region values in off-heap memory, which is memory within the JVM that is not subject to Java garbage collection.
How to prevent the operating system from paging out heap or off-heap memory.