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How to change the heap size of a JVM ?

Anonymous User 1686 13-Jul-2015

java

Updated on 18-Sep-2020

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13-Jul-2015

The old generation's default heap size can be overridden by using the -Xms and -Xmx switches to specify the initial and maximum sizes respectively:

Format - java -Xms <initial size> -Xmx <maximum size> program
Example - java -Xms64m -Xmx128m Myprogram

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