Java.lang.Runtime.maxMemory() Method


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Description

The java.lang.Runtime.maxMemory() method returns the maximum amount of memory that the Java virtual machine will attempt to use. If there is no inherent limit then the value Long.MAX_VALUE will be returned.

Declaration

Following is the declaration for java.lang.Runtime.maxMemory() method

public long maxMemory()

Parameters

NA

Return Value

This method returns the maximum amount of memory that the virtual machine will attempt to use, measured in bytes

Exception

NA

Example

The following example shows the usage of lang.Runtime.maxMemory() method.

package com.tutorialspoint;

public class RuntimeDemo {

   public static void main(String[] args) {

      // print when the program starts
      System.out.println("Program starting...");

      // print the maximum memory
      System.out.println("" + Runtime.getRuntime().maxMemory());

   }
}

Let us compile and run the above program, this will produce the following result −

Program starting...
935854080

java_lang_runtime.htm

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