Mercurial > hg > truffle
annotate test/gc/g1/TestGCLogMessages.java @ 18965:53fcb13db742
Always use read aware memory scheduling.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Tue, 27 Jan 2015 11:47:44 +0100 |
parents | 595c0f60d50d |
children | 570cb6369f17 |
rev | line source |
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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 TestPrintGCDetails |
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26 * @bug 8035406 8027295 8035398 |
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27 * @summary Ensure that the PrintGCDetails output for a minor GC with G1 |
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28 * includes the expected necessary messages. |
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29 * @key gc |
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30 * @library /testlibrary |
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31 */ |
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32 |
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33 import com.oracle.java.testlibrary.ProcessTools; |
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34 import com.oracle.java.testlibrary.OutputAnalyzer; |
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35 |
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36 public class TestGCLogMessages { |
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37 public static void main(String[] args) throws Exception { |
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38 testNormalLogs(); |
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39 testWithToSpaceExhaustionLogs(); |
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40 } |
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41 |
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42 private static void testNormalLogs() throws Exception { |
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43 |
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44 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", |
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45 "-Xmx10M", |
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46 GCTest.class.getName()); |
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47 |
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48 OutputAnalyzer output = new OutputAnalyzer(pb.start()); |
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49 |
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50 output.shouldNotContain("[Redirty Cards"); |
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51 output.shouldNotContain("[Code Root Purge"); |
17764 | 52 output.shouldNotContain("[String Dedup Fixup"); |
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53 output.shouldNotContain("[Young Free CSet"); |
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54 output.shouldNotContain("[Non-Young Free CSet"); |
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55 output.shouldHaveExitValue(0); |
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56 |
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57 pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", |
17764 | 58 "-XX:+UseStringDeduplication", |
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59 "-Xmx10M", |
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60 "-XX:+PrintGCDetails", |
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61 GCTest.class.getName()); |
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62 |
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63 output = new OutputAnalyzer(pb.start()); |
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64 |
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65 output.shouldContain("[Redirty Cards"); |
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66 output.shouldContain("[Code Root Purge"); |
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68 output.shouldNotContain("[Young Free CSet"); |
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69 output.shouldNotContain("[Non-Young Free CSet"); |
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70 output.shouldHaveExitValue(0); |
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71 |
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72 pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", |
17764 | 73 "-XX:+UseStringDeduplication", |
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74 "-Xmx10M", |
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75 "-XX:+PrintGCDetails", |
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76 "-XX:+UnlockExperimentalVMOptions", |
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77 "-XX:G1LogLevel=finest", |
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78 GCTest.class.getName()); |
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79 |
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80 output = new OutputAnalyzer(pb.start()); |
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81 |
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82 output.shouldContain("[Redirty Cards"); |
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83 output.shouldContain("[Code Root Purge"); |
17764 | 84 output.shouldContain("[String Dedup Fixup"); |
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85 output.shouldContain("[Young Free CSet"); |
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86 output.shouldContain("[Non-Young Free CSet"); |
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87 |
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88 // also check evacuation failure messages once |
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89 output.shouldNotContain("[Evacuation Failure"); |
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90 output.shouldNotContain("[Recalculate Used"); |
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91 output.shouldNotContain("[Remove Self Forwards"); |
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92 output.shouldNotContain("[Restore RemSet"); |
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93 output.shouldHaveExitValue(0); |
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94 } |
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95 |
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96 private static void testWithToSpaceExhaustionLogs() throws Exception { |
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97 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", |
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98 "-Xmx10M", |
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99 "-Xmn5M", |
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100 "-XX:+PrintGCDetails", |
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101 GCTestWithToSpaceExhaustion.class.getName()); |
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102 |
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103 OutputAnalyzer output = new OutputAnalyzer(pb.start()); |
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104 output.shouldContain("[Evacuation Failure"); |
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105 output.shouldNotContain("[Recalculate Used"); |
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106 output.shouldNotContain("[Remove Self Forwards"); |
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107 output.shouldNotContain("[Restore RemSet"); |
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108 output.shouldHaveExitValue(0); |
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109 |
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110 pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC", |
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111 "-Xmx10M", |
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112 "-Xmn5M", |
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113 "-XX:+PrintGCDetails", |
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114 "-XX:+UnlockExperimentalVMOptions", |
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115 "-XX:G1LogLevel=finest", |
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116 GCTestWithToSpaceExhaustion.class.getName()); |
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117 |
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118 output = new OutputAnalyzer(pb.start()); |
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119 output.shouldContain("[Evacuation Failure"); |
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120 output.shouldContain("[Recalculate Used"); |
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121 output.shouldContain("[Remove Self Forwards"); |
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122 output.shouldContain("[Restore RemSet"); |
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123 output.shouldHaveExitValue(0); |
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124 } |
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125 |
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126 static class GCTest { |
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127 private static byte[] garbage; |
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128 public static void main(String [] args) { |
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129 System.out.println("Creating garbage"); |
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130 // create 128MB of garbage. This should result in at least one GC |
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131 for (int i = 0; i < 1024; i++) { |
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132 garbage = new byte[128 * 1024]; |
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133 } |
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134 System.out.println("Done"); |
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135 } |
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136 } |
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137 |
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138 static class GCTestWithToSpaceExhaustion { |
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139 private static byte[] garbage; |
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140 private static byte[] largeObject; |
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141 public static void main(String [] args) { |
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142 largeObject = new byte[5*1024*1024]; |
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143 System.out.println("Creating garbage"); |
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144 // create 128MB of garbage. This should result in at least one GC, |
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145 // some of them with to-space exhaustion. |
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146 for (int i = 0; i < 1024; i++) { |
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147 garbage = new byte[128 * 1024]; |
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148 } |
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149 System.out.println("Done"); |
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150 } |
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151 } |
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152 } |