Wednesday, 5 June 2019

Generational Garbage Collectors


Once an object is survived from garbage collection, then it is moved to different generation of memory.

For example, Java maintains two generations of memory.
         a. Young Generation
         b. Old Generation

When an object is created, it puts into young generation. When the young generation become full, Java runs garbage collector on young generation region. The object that survive the multiple garbage collection cycles are promoted to Old region. Java Garbage collector runs more frequently on young generation as compared to old region.

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