Memory Use In Java

May 03, 2011

Memory Use In Java By Mark Stephens When you run a Java application, there is usually a fixed maximum amount of memory which is available. This is usually 64 megabytes of memory. So if you run a java program from the command line like this, the program can use a maximum of 64 megabytes of memory (this is the default). java -jar jpedal.jar Sometimes, you need more memory. So there is a useful Java option (-Xmx) to increase the maximum memory available. The format is slightly fiddly so best shown with an example which tells Java to use a maximum memory of 128 megabytes instead Continue Reading

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