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 }