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Batch Modernization on z/OS by Janet Wall, Andreas Wagner, Susann Thomas, Sridhar Sudarsan, Christian Strauer, Martin Packer, Manuel Mueller, Patrick Bruinsma, Snehal Antani, Elsie Ramos, Alex Louwe Kooijmans

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Java performance best practices
In this chapter, we discuss certain important aspects with respect to performance of Java in batch. It includes the following topics:
18.1 Java performance in common
In this section, we discuss performance aspects that affect Java on z/OS in common.
18.1.1 Garbage collection
An important aspect from a Java performance point of view is the garbage collection. If the garbage collection takes too much time of the CPU time, we have to tune it. As this is very well explained ...

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