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1 /* |
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2 * Copyright (c) 2018, 2019, 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 /* |
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26 * @test |
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27 * @summary Test automatic relocation of archive heap regions dur to heap size changes. |
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28 * @requires vm.cds.archived.java.heap |
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29 * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds |
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30 * @modules jdk.jartool/sun.tools.jar |
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31 * @compile ../test-classes/Hello.java |
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32 * @build sun.hotspot.WhiteBox |
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33 * @run driver ClassFileInstaller sun.hotspot.WhiteBox |
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34 * @run main/othervm/timeout=160 -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. DifferentHeapSizes |
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35 */ |
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36 |
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37 import jdk.test.lib.process.OutputAnalyzer; |
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38 import sun.hotspot.WhiteBox; |
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39 import jdk.test.lib.cds.CDSTestUtils; |
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40 |
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41 public class DifferentHeapSizes { |
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42 static final String DEDUP = "-XX:+UseStringDeduplication"; // This increases code coverage. |
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43 |
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44 static class Scenario { |
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45 int dumpSize; // in MB |
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46 int runSizes[]; // in MB |
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47 Scenario(int ds, int... rs) { |
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48 dumpSize = ds; |
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49 runSizes = rs; |
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50 } |
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51 } |
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52 |
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53 static Scenario[] scenarios = { |
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54 // dump -Xmx , run -Xmx |
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55 new Scenario( 32, 32, 64, 512, 2048, 4097, 16374, 31000), |
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56 new Scenario( 128, 32, 64, 512, 2048, 4097, 16374, 31000, 40000), |
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57 new Scenario( 2048, 32, 512, 2600, 4097, 8500, 31000, 40000), |
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58 new Scenario( 17000, 32, 512, 2048, 4097, 8500, 31000, 40000), |
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59 new Scenario( 31000, 32, 512, 2048, 4097, 8500, 17000, 40000) |
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60 }; |
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61 |
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62 public static void main(String[] args) throws Exception { |
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63 JarBuilder.getOrCreateHelloJar(); |
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64 String appJar = TestCommon.getTestJar("hello.jar"); |
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65 String appClasses[] = TestCommon.list("Hello"); |
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66 |
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67 for (Scenario s : scenarios) { |
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68 String dumpXmx = "-Xmx" + s.dumpSize + "m"; |
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69 OutputAnalyzer output = TestCommon.dump(appJar, appClasses, dumpXmx); |
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70 |
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71 for (int runSize : s.runSizes) { |
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72 String runXmx = "-Xmx" + runSize + "m"; |
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73 CDSTestUtils.Result result = TestCommon.run("-cp", appJar, "-showversion", |
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74 "-Xlog:cds", runXmx, DEDUP, "Hello"); |
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75 if (runSize < 32768) { |
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76 result |
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77 .assertNormalExit("Hello World") |
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78 .assertNormalExit(out -> { |
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79 out.shouldNotContain(CDSTestUtils.MSG_RANGE_NOT_WITHIN_HEAP); |
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80 out.shouldNotContain(CDSTestUtils.MSG_RANGE_ALREADT_IN_USE); |
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81 }); |
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82 } else { |
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83 result.assertAbnormalExit(CDSTestUtils.MSG_COMPRESSION_MUST_BE_USED); |
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84 } |
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85 } |
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86 } |
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87 |
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88 // Test various settings of -XX:HeapBaseMinAddress that would trigger |
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89 // "CDS heap data need to be relocated because the desired range ... is outside of the heap" |
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90 long default_base = WhiteBox.getWhiteBox().getSizeTVMFlag("HeapBaseMinAddress").longValue(); |
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91 long M = 1024 * 1024; |
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92 long bases[] = new long[] { |
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93 /* dump xmx */ /* run xmx */ /* dump base */ /* run base */ |
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94 128 * M, 128 * M, default_base, default_base + 256L * 1024 * 1024, |
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95 128 * M, 16376 * M, 0x0000000119200000L, -1, |
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96 }; |
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97 |
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98 for (int i = 0; i < bases.length; i += 4) { |
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99 String dump_xmx = getXmx(bases[i+0]); |
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100 String run_xmx = getXmx(bases[i+1]); |
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101 String dump_base = getHeapBaseMinAddress(bases[i+2]); |
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102 String run_base = getHeapBaseMinAddress(bases[i+3]); |
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103 |
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104 TestCommon.dump(appJar, appClasses, dump_xmx, dump_base); |
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105 TestCommon.run("-cp", appJar, "-showversion", "-Xlog:cds", run_xmx, run_base, DEDUP, "Hello") |
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106 .assertNormalExit("Hello World") |
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107 .assertNormalExit(out -> { |
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108 out.shouldNotContain(CDSTestUtils.MSG_RANGE_NOT_WITHIN_HEAP); |
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109 out.shouldNotContain(CDSTestUtils.MSG_RANGE_ALREADT_IN_USE); |
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110 }); |
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111 } |
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112 } |
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113 |
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114 static String getXmx(long value) { |
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115 if (value < 0) { |
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116 return "-showversion"; // This is a harmless command line arg |
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117 } else { |
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118 return "-Xmx" + (value / 1024 / 1024) + "m"; |
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119 } |
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120 } |
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121 static String getHeapBaseMinAddress(long value) { |
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122 if (value < 0) { |
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123 return "-showversion"; // This is a harmless command line arg |
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124 } else { |
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125 return "-XX:HeapBaseMinAddress=0x" + Long.toHexString(value); |
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126 } |
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127 } |
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128 } |