Get the amount of free memory in the Java Virtual Machine in Java
Description
The following code shows how to get the amount of free memory in the Java Virtual Machine.
Example
//w w w . j a va 2s.co m
import java.text.DecimalFormat;
public class Main {
public static void main(String[] args) {
DecimalFormat df = new DecimalFormat("0.00");
long freeMem = Runtime.getRuntime().freeMemory();
System.out.println(df.format(freeMem / 1000000F) + " MB");
}
}
The code above generates the following result.