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annotate test/gc/concurrentMarkSweep/DisableResizePLAB.java @ 20996:5e78d067ebbe

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Do not build IGV in gate when running on SPARC
author Stefan Anzinger <stefan.anzinger@oracle.com>
date Thu, 16 Apr 2015 19:00:45 +0200
parents a28b7832203a
children
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20631
a28b7832203a 8060467: CMS: small OldPLABSize and -XX:-ResizePLAB cause assert(ResizePLAB || n_blks == OldPLABSize) failed: Error
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1 /*
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 /*
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25 * @test DisableResizePLAB
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26 * @key gc
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27 * @bug 8060467
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28 * @author filipp.zhinkin@oracle.com, john.coomes@oracle.com
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29 * @summary Run CMS with PLAB resizing disabled and a small OldPLABSize
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30 * @run main/othervm -XX:+UseConcMarkSweepGC -XX:-ResizePLAB -XX:OldPLABSize=1k -Xmx256m -XX:+PrintGCDetails DisableResizePLAB
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31 */
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32
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33 public class DisableResizePLAB {
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34 public static void main(String args[]) throws Exception {
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35 Object garbage[] = new Object[1_000];
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36 for (int i = 0; i < garbage.length; i++) {
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37 garbage[i] = new byte[0];
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38 }
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39 long startTime = System.currentTimeMillis();
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40 while (System.currentTimeMillis() - startTime < 10_000) {
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41 Object o = new byte[1024];
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42 }
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43 }
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44 }