Mercurial > hg > graal-compiler
annotate test/gc/concurrentMarkSweep/DisableResizePLAB.java @ 21356:e34bc00733d1
Truffle/Instrumentation: an Advanced Instrument can now be created that requires the evaluation result be of a specified type, reporting a failure if not
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Tue, 12 May 2015 17:29:49 -0700 |
parents | a28b7832203a |
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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 } |