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Java garbage collection mechanism (1)

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<title>Java garbage collection mechanism (1)</title> The garbage collection mechanism algorithm is an important factor to limit the efficiency of the JVM.
There are many kinds of algorithms to implement garbage collection, the use of separate is always mixed, so the actual garbage collection will use a variety of garbage algorithms, depending on the situation with different garbage collection calculation
method, which is currently used in the form of generational recycling.
Generational recycling divides objects into three generations based on the length of time they are generated:
Young generation
Old generation
Permanent generation


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Java garbage collection mechanism (1)

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