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Oct 19, 2018

How much heap does your JVM really have access to?


Opening up the reason why certain tooling using Runtime.getRuntime().maxMemory() are displaying different total heap size than in the configuration specified via Xmx. tl;dl; - one of the Survivor spaces is ignored in calculations.






http://feeds.dzone.com/~r/dzone/frontpage/~3/E_ZTg1FiZTA/how_much_heap_does_your_jvm_really_have_access_to.html

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