1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 
  25 import java.util.LinkedList;
  26 
  27 /*
  28  * @test
  29  * @summary Slowly eat all memory in an infinite loop
  30  * @run main/othervm Crash
  31  */
  32 public class OOME {
  33     @SuppressWarnings ("UnusedDeclaration")
  34     private static Object garbage;
  35     public static void main(String args[]) {
  36 
  37         int chunkSize = 0x8000;
  38         LinkedList<int[]> list = new LinkedList<>();
  39         garbage = list;
  40 
  41         while (true) {
  42             try {
  43                 list.add(new int[chunkSize]);
  44             } catch (OutOfMemoryError e) {
  45                 chunkSize >>= 1;
  46             }
  47         }
  48     }
  49 }