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comparison test/runtime/NMT/UnsafeMallocLimit.java @ 20463:ed3d653e4012

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8055289: Internal Error: mallocTracker.cpp:146 fatal error: Should not use malloc for big memory block, use virtual memory instead Summary: Return NULL if memory allocation size is bigger than MAX_MALLOC_SIZE when NMT is on Reviewed-by: coleenp, gtriantafill
author zgu
date Thu, 04 Sep 2014 14:50:31 -0400
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20461:9b8bd21b6823 20463:ed3d653e4012
1 /*
2 * Copyright (c) 2014, 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 * @test
26 * @bug 8055289
27 * @library /testlibrary
28 * @build UnsafeMallocLimit
29 * @run main/othervm -Xmx32m -XX:NativeMemoryTracking=summary UnsafeMallocLimit
30 */
31
32 import com.oracle.java.testlibrary.*;
33 import sun.misc.Unsafe;
34
35 public class UnsafeMallocLimit {
36
37 public static void main(String args[]) throws Exception {
38 if (Platform.is32bit()) {
39 Unsafe unsafe = Utils.getUnsafe();
40 try {
41 unsafe.allocateMemory(1 << 30);
42 throw new RuntimeException("Did not get expected OOME");
43 } catch (OutOfMemoryError e) {
44 // Expected exception
45 }
46 } else {
47 System.out.println("Test only valid on 32-bit platforms");
48 }
49 }
50 }