Mercurial > hg > truffle
annotate test/gc/g1/TestRegionAlignment.java @ 14323:d2954f85a366
Merge
author | amurillo |
---|---|
date | Fri, 07 Feb 2014 09:41:36 -0800 |
parents | f14063dcd52a |
children |
rev | line source |
---|---|
10239
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
1 /* |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
4 * |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
5 * This code is free software; you can redistribute it and/or modify it |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
6 * under the terms of the GNU General Public License version 2 only, as |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
7 * published by the Free Software Foundation. |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
8 * |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
9 * This code is distributed in the hope that it will be useful, but WITHOUT |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
12 * version 2 for more details (a copy is included in the LICENSE file that |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
13 * accompanied this code). |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
14 * |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
15 * You should have received a copy of the GNU General Public License version |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
16 * 2 along with this work; if not, write to the Free Software Foundation, |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
18 * |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
21 * questions. |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
22 */ |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
23 |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
24 /* |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
25 * @test TestRegionAlignment.java |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
26 * @bug 8013791 |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
27 * @summary Make sure that G1 ergonomics pick a heap size that is aligned with the region size |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
28 * @run main/othervm -XX:+UseG1GC -XX:G1HeapRegionSize=32m -XX:MaxRAM=555m TestRegionAlignment |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
29 * |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
30 * When G1 ergonomically picks a maximum heap size it must be aligned to the region size. |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
31 * This test tries to get the VM to pick a small and unaligned heap size (by using MaxRAM=555) and a |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
32 * large region size (by using -XX:G1HeapRegionSize=32m). This will fail without the fix for 8013791. |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
33 */ |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
34 public class TestRegionAlignment { |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
35 public static void main(String[] args) { } |
f14063dcd52a
8013791: G1: G1CollectorPolicy::initialize_flags() may set min_alignment > max_alignment
brutisso
parents:
diff
changeset
|
36 } |