MaxThreads.java

public class MaxThreads {
  private static int count = 0;
	public static void main (String[] args){
		while(true){
			Thread t = new Thread(new T(), ++count + "");
			t.start();
			System.out.println(count + "");
			
		}
	}
}

class T implements Runnable {
	@Override
	public void run() {
		try {
			Thread.sleep(Long.MAX_VALUE);
		} catch (InterruptedException e) {
			System.err.println(e.getMessage());
		}
	}
	
}

My PC stopped add around 120k threads AND I managed to recover my system ;)