Mercurial > hg > graal-compiler
annotate test/gc/logging/TestGCId.java @ 21514:b426469fadb7
mx: better description for strict-compliance and fix typo
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Wed, 06 May 2015 17:04:06 +0200 |
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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 TestGCId |
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26 * @bug 8043607 |
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27 * @summary Ensure that the GCId is logged |
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28 * @key gc |
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29 * @library /testlibrary |
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30 */ |
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31 |
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32 import com.oracle.java.testlibrary.ProcessTools; |
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33 import com.oracle.java.testlibrary.OutputAnalyzer; |
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34 |
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35 public class TestGCId { |
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36 public static void main(String[] args) throws Exception { |
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37 testGCId("UseParallelGC", "PrintGC"); |
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38 testGCId("UseParallelGC", "PrintGCDetails"); |
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39 |
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40 testGCId("UseG1GC", "PrintGC"); |
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41 testGCId("UseG1GC", "PrintGCDetails"); |
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42 |
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43 testGCId("UseConcMarkSweepGC", "PrintGC"); |
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44 testGCId("UseConcMarkSweepGC", "PrintGCDetails"); |
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45 |
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46 testGCId("UseSerialGC", "PrintGC"); |
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47 testGCId("UseSerialGC", "PrintGCDetails"); |
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48 } |
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49 |
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50 private static void verifyContainsGCIDs(OutputAnalyzer output) { |
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51 output.shouldMatch("^#0: \\["); |
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52 output.shouldMatch("^#1: \\["); |
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53 output.shouldHaveExitValue(0); |
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54 } |
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55 |
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56 private static void verifyContainsNoGCIDs(OutputAnalyzer output) { |
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57 output.shouldNotMatch("^#[0-9]+: \\["); |
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58 output.shouldHaveExitValue(0); |
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59 } |
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60 |
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61 private static void testGCId(String gcFlag, String logFlag) throws Exception { |
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62 // GCID logging enabled |
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63 ProcessBuilder pb_enabled = |
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64 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", "-XX:+PrintGCID", GCTest.class.getName()); |
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65 verifyContainsGCIDs(new OutputAnalyzer(pb_enabled.start())); |
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66 |
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67 // GCID logging disabled |
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68 ProcessBuilder pb_disabled = |
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69 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", "-XX:-PrintGCID", GCTest.class.getName()); |
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70 verifyContainsNoGCIDs(new OutputAnalyzer(pb_disabled.start())); |
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71 |
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72 // GCID logging default |
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73 ProcessBuilder pb_default = |
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74 ProcessTools.createJavaProcessBuilder("-XX:+" + gcFlag, "-XX:+" + logFlag, "-Xmx10M", GCTest.class.getName()); |
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75 verifyContainsNoGCIDs(new OutputAnalyzer(pb_default.start())); |
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76 } |
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77 |
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78 static class GCTest { |
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79 private static byte[] garbage; |
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80 public static void main(String [] args) { |
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81 System.out.println("Creating garbage"); |
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82 // create 128MB of garbage. This should result in at least one GC |
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83 for (int i = 0; i < 1024; i++) { |
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84 garbage = new byte[128 * 1024]; |
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85 } |
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86 // do a system gc to get one more gc |
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87 System.gc(); |
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88 System.out.println("Done"); |
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89 } |
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90 } |
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91 } |