Nalloc contains factories for allocating Java objects ... in pre-allocated arrays with direct pointer access. Nalloc uses almost no JVM heap once initialized and is suitable for systems requiring ...

This blog posting looks at how VisualVM can be used to generate and analyze a heap dump in a manner similar to that done with command-line tools jmap and jhat. The jmap (Java Memory Map ...

The BOHMap is a hashmap implementation for Java 8 that uses off-heap memory for storing map entries (both key and value). This allows the map to grow past the available JVM heap space, and at the same ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Heap dump is a snapshot of the Java memory. It contains information about the Java objects and ...

The Java Memory Map (JMAP) utility has a method that prints a histogram of the Java heap. One side effect of the jmap command is that when it's called, it forces a garbage collection routine. However, ...