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Tag Archives: Heap

Escaping the JVM heap for memory intensive applications

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If you’ve ever allocated large Java heaps, you know that at some point – typically starting at around 4 GiB – you will start having issues with your garbage collection pauses. I won’t go into detail about why pauses happen in the JVM, but in short it happens when the JVM does full collections and you have a large heap. ...

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5 tips for proper Java Heap size

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Determination of proper Java Heap size for a production system is not a straightforward exercise. In my Java EE enterprise experience, I have seen multiple performance problem cases due to inadequate Java Heap capacity and tuning. This article will provide you with 5 tips that can help you determine optimal Java Heap size, as a starting point, for your current ...

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OutOfMemoryError: Java heap space – Analysis and resolution approach

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 java.lang.OutOfMemoryError: Java heap problem is one of the most complex problems you can face when supporting or developing complex Java EE applications. This short article will provide you with a description of this JVM HotSpot OutOfMemoryError error message and how you should attack this problem until its resolution. For a quick help guide on how to determine which type of ...

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