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



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