November 2011
Intermediate to advanced
608 pages
13h 33m
English
• The primary SAP Java memory allocation areas in JVM are young generation memory area, tenured (old) generation memory area, and permanent generation memory area.
• The young generation memory area keeps the newly created Java objects.
• The tenured (old) generation memory area keeps the Java objects that are in use for a while and are still needed by the system.
• The permanent memory area keeps central classes and methods permanently.
• Garbage collection is a process of automatic memory allocation and deallocation by the system using garbage collector algorithms.
• A heap size of 1GB is recommended for 32-bit systems.
• A heap size of 2GB is recommended for 64-bit systems.
• A heap size up to 3.5GB can be configured for 64-bit systems. ...