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1 /* |
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2 * Copyright (c) 2012, 2018, 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 #include "precompiled.hpp" |
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26 #include "jvm.h" |
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27 #include "classfile/classLoaderStats.hpp" |
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28 #include "classfile/javaClasses.hpp" |
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29 #include "code/codeCache.hpp" |
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30 #include "compiler/compileBroker.hpp" |
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31 #include "gc_implementation/g1/g1HeapRegionEventSender.hpp" |
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32 #include "gc_implementation/shared/gcConfiguration.hpp" |
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33 #include "gc_implementation/shared/gcTrace.hpp" |
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34 #include "gc_implementation/shared/objectCountEventSender.hpp" |
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35 #include "gc_implementation/shared/vmGCOperations.hpp" |
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36 #include "jfr/jfrEvents.hpp" |
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37 #include "jfr/periodic/jfrOSInterface.hpp" |
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38 #include "jfr/periodic/jfrThreadCPULoadEvent.hpp" |
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39 #include "jfr/periodic/jfrThreadDumpEvent.hpp" |
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40 #include "jfr/periodic/jfrNetworkUtilization.hpp" |
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41 #include "jfr/recorder/jfrRecorder.hpp" |
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42 #include "jfr/support/jfrThreadId.hpp" |
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43 #include "jfr/utilities/jfrTime.hpp" |
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44 #include "jfrfiles/jfrPeriodic.hpp" |
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45 #include "memory/heapInspection.hpp" |
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46 #include "memory/resourceArea.hpp" |
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47 #include "oops/oop.inline.hpp" |
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48 #include "runtime/arguments.hpp" |
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49 #include "runtime/globals.hpp" |
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50 #include "runtime/os.hpp" |
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51 #include "runtime/os_perf.hpp" |
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52 #include "runtime/thread.inline.hpp" |
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53 #include "runtime/sweeper.hpp" |
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54 #include "runtime/vmThread.hpp" |
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55 #include "services/classLoadingService.hpp" |
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56 #include "services/management.hpp" |
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57 #include "services/threadService.hpp" |
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58 #include "utilities/exceptions.hpp" |
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59 #include "utilities/globalDefinitions.hpp" |
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60 |
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61 /** |
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62 * JfrPeriodic class |
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63 * Implementation of declarations in |
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64 * xsl generated traceRequestables.hpp |
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65 */ |
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66 #define TRACE_REQUEST_FUNC(id) void JfrPeriodicEventSet::request##id(void) |
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67 |
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68 TRACE_REQUEST_FUNC(JVMInformation) { |
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69 ResourceMark rm; |
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70 EventJVMInformation event; |
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71 event.set_jvmName(VM_Version::vm_name()); |
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72 event.set_jvmVersion(VM_Version::internal_vm_info_string()); |
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73 event.set_javaArguments(Arguments::java_command()); |
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74 event.set_jvmArguments(Arguments::jvm_args()); |
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75 event.set_jvmFlags(Arguments::jvm_flags()); |
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76 event.set_jvmStartTime(Management::vm_init_done_time()); |
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77 event.commit(); |
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78 } |
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79 |
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80 TRACE_REQUEST_FUNC(OSInformation) { |
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81 ResourceMark rm; |
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82 char* os_name = NEW_RESOURCE_ARRAY(char, 2048); |
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83 JfrOSInterface::os_version(&os_name); |
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84 EventOSInformation event; |
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85 event.set_osVersion(os_name); |
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86 event.commit(); |
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87 } |
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88 |
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89 /* |
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90 * This is left empty on purpose, having ExecutionSample as a requestable |
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91 * is a way of getting the period. The period is passed to ThreadSampling::update_period. |
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92 * Implementation in jfrSamples.cpp |
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93 */ |
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94 TRACE_REQUEST_FUNC(ExecutionSample) { |
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95 } |
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96 TRACE_REQUEST_FUNC(NativeMethodSample) { |
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97 } |
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98 |
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99 TRACE_REQUEST_FUNC(ThreadDump) { |
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100 ResourceMark rm; |
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101 EventThreadDump event; |
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102 event.set_result(JfrDcmdEvent::thread_dump()); |
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103 event.commit(); |
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104 } |
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105 |
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106 static int _native_library_callback(const char* name, address base, address top, void *param) { |
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107 EventNativeLibrary event(UNTIMED); |
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108 event.set_name(name); |
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109 event.set_baseAddress((u8)base); |
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110 event.set_topAddress((u8)top); |
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111 event.set_endtime(*(JfrTicks*) param); |
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112 event.commit(); |
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113 return 0; |
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114 } |
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115 |
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116 TRACE_REQUEST_FUNC(NativeLibrary) { |
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117 JfrTicks ts= JfrTicks::now(); |
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118 os::get_loaded_modules_info(&_native_library_callback, (void *)&ts); |
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119 } |
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120 |
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121 TRACE_REQUEST_FUNC(InitialEnvironmentVariable) { |
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122 JfrOSInterface::generate_initial_environment_variable_events(); |
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123 } |
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124 |
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125 TRACE_REQUEST_FUNC(CPUInformation) { |
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126 CPUInformation cpu_info; |
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127 int ret_val = JfrOSInterface::cpu_information(cpu_info); |
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128 if (ret_val == OS_ERR) { |
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129 if (LogJFR) tty->print_cr( "Unable to generate requestable event CPUInformation"); |
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130 return; |
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131 } |
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132 if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) { |
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133 return; |
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134 } |
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135 if (ret_val == OS_OK) { |
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136 EventCPUInformation event; |
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137 event.set_cpu(cpu_info.cpu_name()); |
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138 event.set_description(cpu_info.cpu_description()); |
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139 event.set_sockets(cpu_info.number_of_sockets()); |
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140 event.set_cores(cpu_info.number_of_cores()); |
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141 event.set_hwThreads(cpu_info.number_of_hardware_threads()); |
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142 event.commit(); |
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143 } |
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144 } |
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145 |
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146 TRACE_REQUEST_FUNC(CPULoad) { |
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147 double u = 0; // user time |
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148 double s = 0; // kernel time |
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149 double t = 0; // total time |
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150 int ret_val = JfrOSInterface::cpu_loads_process(&u, &s, &t); |
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151 if (ret_val == OS_ERR) { |
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152 if (LogJFR) tty->print_cr( "Unable to generate requestable event CPULoad"); |
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153 return; |
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154 } |
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155 if (ret_val == OS_OK) { |
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156 EventCPULoad event; |
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157 event.set_jvmUser((float)u); |
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158 event.set_jvmSystem((float)s); |
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159 event.set_machineTotal((float)t); |
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160 event.commit(); |
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161 } |
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162 } |
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163 |
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164 TRACE_REQUEST_FUNC(ThreadCPULoad) { |
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165 JfrThreadCPULoadEvent::send_events(); |
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166 } |
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167 |
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168 TRACE_REQUEST_FUNC(NetworkUtilization) { |
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169 JfrNetworkUtilization::send_events(); |
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170 } |
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171 |
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172 TRACE_REQUEST_FUNC(CPUTimeStampCounter) { |
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173 EventCPUTimeStampCounter event; |
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174 event.set_fastTimeEnabled(JfrTime::is_ft_enabled()); |
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175 event.set_fastTimeAutoEnabled(JfrTime::is_ft_supported()); |
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176 event.set_osFrequency(os::elapsed_frequency()); |
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177 event.set_fastTimeFrequency(JfrTime::frequency()); |
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178 event.commit(); |
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179 } |
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180 |
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181 TRACE_REQUEST_FUNC(SystemProcess) { |
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182 char pid_buf[16]; |
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183 SystemProcess* processes = NULL; |
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184 int num_of_processes = 0; |
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185 JfrTicks start_time = JfrTicks::now(); |
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186 int ret_val = JfrOSInterface::system_processes(&processes, &num_of_processes); |
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187 if (ret_val == OS_ERR) { |
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188 if (LogJFR) tty->print_cr( "Unable to generate requestable event SystemProcesses"); |
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189 return; |
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190 } |
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191 JfrTicks end_time = JfrTicks::now(); |
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192 if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) { |
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193 return; |
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194 } |
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195 if (ret_val == OS_OK) { |
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196 // feature is implemented, write real event |
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197 while (processes != NULL) { |
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198 SystemProcess* tmp = processes; |
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199 const char* info = processes->command_line(); |
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200 if (info == NULL) { |
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201 info = processes->path(); |
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202 } |
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203 if (info == NULL) { |
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204 info = processes->name(); |
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205 } |
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206 if (info == NULL) { |
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207 info = "?"; |
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208 } |
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209 jio_snprintf(pid_buf, sizeof(pid_buf), "%d", processes->pid()); |
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210 EventSystemProcess event(UNTIMED); |
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211 event.set_pid(pid_buf); |
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212 event.set_commandLine(info); |
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213 event.set_starttime(start_time); |
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214 event.set_endtime(end_time); |
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215 event.commit(); |
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216 processes = processes->next(); |
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217 delete tmp; |
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218 } |
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219 } |
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220 } |
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221 |
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222 TRACE_REQUEST_FUNC(ThreadContextSwitchRate) { |
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223 double rate = 0.0; |
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224 int ret_val = JfrOSInterface::context_switch_rate(&rate); |
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225 if (ret_val == OS_ERR) { |
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226 if (LogJFR) tty->print_cr( "Unable to generate requestable event ThreadContextSwitchRate"); |
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227 return; |
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228 } |
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229 if (ret_val == FUNCTIONALITY_NOT_IMPLEMENTED) { |
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230 return; |
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231 } |
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232 if (ret_val == OS_OK) { |
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233 EventThreadContextSwitchRate event; |
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234 event.set_switchRate((float)rate + 0.0f); |
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235 event.commit(); |
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236 } |
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237 } |
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238 |
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239 #define SEND_FLAGS_OF_TYPE(eventType, flagType) \ |
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240 do { \ |
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241 Flag *flag = Flag::flags; \ |
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242 while (flag->_name != NULL) { \ |
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243 if (flag->is_ ## flagType()) { \ |
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244 if (flag->is_unlocked()) { \ |
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245 Event ## eventType event; \ |
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246 event.set_name(flag->_name); \ |
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247 event.set_value(flag->get_ ## flagType()); \ |
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248 event.set_origin(flag->get_origin()); \ |
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249 event.commit(); \ |
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250 } \ |
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251 } \ |
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252 ++flag; \ |
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253 } \ |
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254 } while (0) |
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255 |
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256 TRACE_REQUEST_FUNC(IntFlag) { |
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257 SEND_FLAGS_OF_TYPE(IntFlag, intx); |
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258 } |
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259 |
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260 TRACE_REQUEST_FUNC(UnsignedIntFlag) { |
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261 SEND_FLAGS_OF_TYPE(UnsignedIntFlag, uintx); |
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262 } |
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263 |
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264 TRACE_REQUEST_FUNC(LongFlag) { |
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265 SEND_FLAGS_OF_TYPE(LongFlag, intx); |
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266 } |
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267 |
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268 TRACE_REQUEST_FUNC(UnsignedLongFlag) { |
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269 SEND_FLAGS_OF_TYPE(UnsignedLongFlag, uintx); |
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270 SEND_FLAGS_OF_TYPE(UnsignedLongFlag, uint64_t); |
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271 } |
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272 |
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273 TRACE_REQUEST_FUNC(DoubleFlag) { |
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274 SEND_FLAGS_OF_TYPE(DoubleFlag, double); |
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275 } |
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276 |
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277 TRACE_REQUEST_FUNC(BooleanFlag) { |
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278 SEND_FLAGS_OF_TYPE(BooleanFlag, bool); |
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279 } |
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280 |
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281 TRACE_REQUEST_FUNC(StringFlag) { |
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282 SEND_FLAGS_OF_TYPE(StringFlag, ccstr); |
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283 } |
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284 |
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285 class VM_GC_SendObjectCountEvent : public VM_GC_HeapInspection { |
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286 public: |
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287 VM_GC_SendObjectCountEvent() : VM_GC_HeapInspection(NULL, true) {} |
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288 virtual void doit() { |
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289 ObjectCountEventSender::enable_requestable_event(); |
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290 collect(); |
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291 ObjectCountEventSender::disable_requestable_event(); |
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292 } |
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293 }; |
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294 |
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295 TRACE_REQUEST_FUNC(ObjectCount) { |
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296 VM_GC_SendObjectCountEvent op; |
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297 VMThread::execute(&op); |
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298 } |
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299 |
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300 class VM_G1SendHeapRegionInfoEvents : public VM_Operation { |
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301 virtual void doit() { |
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302 G1HeapRegionEventSender::send_events(); |
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303 } |
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304 virtual VMOp_Type type() const { return VMOp_HeapIterateOperation; } |
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305 }; |
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306 |
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307 TRACE_REQUEST_FUNC(G1HeapRegionInformation) { |
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308 if (UseG1GC) { |
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309 VM_G1SendHeapRegionInfoEvents op; |
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310 VMThread::execute(&op); |
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311 } |
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312 } |
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313 |
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314 // Java Mission Control (JMC) uses (Java) Long.MIN_VALUE to describe that a |
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315 // long value is undefined. |
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316 static jlong jmc_undefined_long = min_jlong; |
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317 |
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318 TRACE_REQUEST_FUNC(GCConfiguration) { |
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319 GCConfiguration conf; |
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320 jlong pause_target = conf.has_pause_target_default_value() ? jmc_undefined_long : conf.pause_target(); |
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321 EventGCConfiguration event; |
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322 event.set_youngCollector(conf.young_collector()); |
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323 event.set_oldCollector(conf.old_collector()); |
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324 event.set_parallelGCThreads(conf.num_parallel_gc_threads()); |
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325 event.set_concurrentGCThreads(conf.num_concurrent_gc_threads()); |
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326 event.set_usesDynamicGCThreads(conf.uses_dynamic_gc_threads()); |
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327 event.set_isExplicitGCConcurrent(conf.is_explicit_gc_concurrent()); |
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328 event.set_isExplicitGCDisabled(conf.is_explicit_gc_disabled()); |
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329 event.set_gcTimeRatio(conf.gc_time_ratio()); |
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330 event.set_pauseTarget((s8)pause_target); |
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331 event.commit(); |
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332 } |
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333 |
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334 TRACE_REQUEST_FUNC(GCTLABConfiguration) { |
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335 GCTLABConfiguration conf; |
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336 EventGCTLABConfiguration event; |
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337 event.set_usesTLABs(conf.uses_tlabs()); |
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338 event.set_minTLABSize(conf.min_tlab_size()); |
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339 event.set_tlabRefillWasteLimit(conf.tlab_refill_waste_limit()); |
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340 event.commit(); |
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341 } |
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342 |
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343 TRACE_REQUEST_FUNC(GCSurvivorConfiguration) { |
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344 GCSurvivorConfiguration conf; |
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345 EventGCSurvivorConfiguration event; |
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346 event.set_maxTenuringThreshold(conf.max_tenuring_threshold()); |
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347 event.set_initialTenuringThreshold(conf.initial_tenuring_threshold()); |
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348 event.commit(); |
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349 } |
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350 |
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351 TRACE_REQUEST_FUNC(GCHeapConfiguration) { |
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352 GCHeapConfiguration conf; |
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353 EventGCHeapConfiguration event; |
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354 event.set_minSize(conf.min_size()); |
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355 event.set_maxSize(conf.max_size()); |
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356 event.set_initialSize(conf.initial_size()); |
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357 event.set_usesCompressedOops(conf.uses_compressed_oops()); |
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358 event.set_compressedOopsMode(conf.narrow_oop_mode()); |
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359 event.set_objectAlignment(conf.object_alignment_in_bytes()); |
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360 event.set_heapAddressBits(conf.heap_address_size_in_bits()); |
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361 event.commit(); |
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362 } |
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363 |
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364 TRACE_REQUEST_FUNC(YoungGenerationConfiguration) { |
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365 GCYoungGenerationConfiguration conf; |
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366 jlong max_size = conf.has_max_size_default_value() ? jmc_undefined_long : conf.max_size(); |
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367 EventYoungGenerationConfiguration event; |
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368 event.set_maxSize((u8)max_size); |
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369 event.set_minSize(conf.min_size()); |
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370 event.set_newRatio(conf.new_ratio()); |
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371 event.commit(); |
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372 } |
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373 |
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374 TRACE_REQUEST_FUNC(InitialSystemProperty) { |
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375 SystemProperty* p = Arguments::system_properties(); |
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376 JfrTicks time_stamp = JfrTicks::now(); |
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377 while (p != NULL) { |
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378 if (true/* XXX fix me if you want !p->internal()*/) { |
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379 EventInitialSystemProperty event(UNTIMED); |
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380 event.set_key(p->key()); |
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381 event.set_value(p->value()); |
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382 event.set_endtime(time_stamp); |
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383 event.commit(); |
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384 } |
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385 p = p->next(); |
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386 } |
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387 } |
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388 |
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389 TRACE_REQUEST_FUNC(ThreadAllocationStatistics) { |
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390 ResourceMark rm; |
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391 int initial_size = Threads::number_of_threads(); |
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392 GrowableArray<jlong> allocated(initial_size); |
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393 GrowableArray<traceid> thread_ids(initial_size); |
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394 JfrTicks time_stamp = JfrTicks::now(); |
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395 { |
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396 // Collect allocation statistics while holding threads lock |
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397 MutexLockerEx ml(Threads_lock); |
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398 for (JavaThread *thread = Threads::first(); thread != NULL; thread = thread->next()) { |
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399 allocated.append(thread->cooked_allocated_bytes()); |
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400 thread_ids.append(JFR_THREAD_ID(thread)); |
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401 } |
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402 } |
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403 |
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404 // Write allocation statistics to buffer. |
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405 for(int i = 0; i < thread_ids.length(); i++) { |
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406 EventThreadAllocationStatistics event(UNTIMED); |
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407 event.set_allocated(allocated.at(i)); |
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408 event.set_thread(thread_ids.at(i)); |
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409 event.set_endtime(time_stamp); |
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410 event.commit(); |
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411 } |
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412 } |
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413 |
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414 /** |
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415 * PhysicalMemory event represents: |
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416 * |
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417 * @totalSize == The amount of physical memory (hw) installed and reported by the OS, in bytes. |
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418 * @usedSize == The amount of physical memory currently in use in the system (reserved/committed), in bytes. |
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419 * |
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420 * Both fields are systemwide, i.e. represents the entire OS/HW environment. |
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421 * These fields do not include virtual memory. |
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422 * |
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423 * If running inside a guest OS on top of a hypervisor in a virtualized environment, |
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424 * the total memory reported is the amount of memory configured for the guest OS by the hypervisor. |
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425 */ |
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426 TRACE_REQUEST_FUNC(PhysicalMemory) { |
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427 u8 totalPhysicalMemory = os::physical_memory(); |
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428 EventPhysicalMemory event; |
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429 event.set_totalSize(totalPhysicalMemory); |
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430 event.set_usedSize(totalPhysicalMemory - os::available_memory()); |
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431 event.commit(); |
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432 } |
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433 |
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434 TRACE_REQUEST_FUNC(JavaThreadStatistics) { |
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435 EventJavaThreadStatistics event; |
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436 event.set_activeCount(ThreadService::get_live_thread_count()); |
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437 event.set_daemonCount(ThreadService::get_daemon_thread_count()); |
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438 event.set_accumulatedCount(ThreadService::get_total_thread_count()); |
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439 event.set_peakCount(ThreadService::get_peak_thread_count()); |
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440 event.commit(); |
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441 } |
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442 |
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443 TRACE_REQUEST_FUNC(ClassLoadingStatistics) { |
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444 EventClassLoadingStatistics event; |
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445 event.set_loadedClassCount(ClassLoadingService::loaded_class_count()); |
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446 event.set_unloadedClassCount(ClassLoadingService::unloaded_class_count()); |
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447 event.commit(); |
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448 } |
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449 |
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450 class JfrClassLoaderStatsClosure : public ClassLoaderStatsClosure { |
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451 public: |
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452 JfrClassLoaderStatsClosure() : ClassLoaderStatsClosure(NULL) {} |
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453 |
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454 bool do_entry(oop const& key, ClassLoaderStats* const& cls) { |
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455 const ClassLoaderData* this_cld = cls->_class_loader != NULL ? |
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456 java_lang_ClassLoader::loader_data(cls->_class_loader) : (ClassLoaderData*)NULL; |
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457 const ClassLoaderData* parent_cld = cls->_parent != NULL ? |
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458 java_lang_ClassLoader::loader_data(cls->_parent) : (ClassLoaderData*)NULL; |
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459 EventClassLoaderStatistics event; |
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460 event.set_classLoader(this_cld); |
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461 event.set_parentClassLoader(parent_cld); |
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462 event.set_classLoaderData((intptr_t)cls->_cld); |
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463 event.set_classCount(cls->_classes_count); |
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464 event.set_chunkSize(cls->_chunk_sz); |
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465 event.set_blockSize(cls->_block_sz); |
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466 event.set_anonymousClassCount(cls->_anon_classes_count); |
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467 event.set_anonymousChunkSize(cls->_anon_chunk_sz); |
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468 event.set_anonymousBlockSize(cls->_anon_block_sz); |
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469 event.commit(); |
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470 return true; |
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471 } |
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472 |
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473 void createEvents(void) { |
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474 _stats->iterate(this); |
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475 } |
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476 }; |
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477 |
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478 class JfrClassLoaderStatsVMOperation : public ClassLoaderStatsVMOperation { |
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479 public: |
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480 JfrClassLoaderStatsVMOperation() : ClassLoaderStatsVMOperation(NULL) { } |
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481 |
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482 void doit() { |
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483 JfrClassLoaderStatsClosure clsc; |
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484 ClassLoaderDataGraph::cld_do(&clsc); |
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485 clsc.createEvents(); |
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486 } |
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487 }; |
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488 |
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489 TRACE_REQUEST_FUNC(ClassLoaderStatistics) { |
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490 JfrClassLoaderStatsVMOperation op; |
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491 VMThread::execute(&op); |
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492 } |
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493 |
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494 TRACE_REQUEST_FUNC(CompilerStatistics) { |
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495 EventCompilerStatistics event; |
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496 event.set_compileCount(CompileBroker::get_total_compile_count()); |
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497 event.set_bailoutCount(CompileBroker::get_total_bailout_count()); |
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498 event.set_invalidatedCount(CompileBroker::get_total_invalidated_count()); |
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499 event.set_osrCompileCount(CompileBroker::get_total_osr_compile_count()); |
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500 event.set_standardCompileCount(CompileBroker::get_total_standard_compile_count()); |
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501 event.set_osrBytesCompiled(CompileBroker::get_sum_osr_bytes_compiled()); |
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502 event.set_standardBytesCompiled(CompileBroker::get_sum_standard_bytes_compiled()); |
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503 event.set_nmetodsSize(CompileBroker::get_sum_nmethod_size()); |
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504 event.set_nmetodCodeSize(CompileBroker::get_sum_nmethod_code_size()); |
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505 event.set_peakTimeSpent(CompileBroker::get_peak_compilation_time()); |
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506 event.set_totalTimeSpent(CompileBroker::get_total_compilation_time()); |
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507 event.commit(); |
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508 } |
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509 |
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510 TRACE_REQUEST_FUNC(CompilerConfiguration) { |
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511 EventCompilerConfiguration event; |
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512 event.set_threadCount(CICompilerCount); |
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513 event.set_tieredCompilation(TieredCompilation); |
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514 event.commit(); |
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515 } |
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516 |
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517 TRACE_REQUEST_FUNC(CodeCacheStatistics) { |
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518 EventCodeCacheStatistics event; |
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519 event.set_codeBlobType((u1)0/*bt*/); // XXX |
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520 event.set_startAddress((u8)CodeCache::low_bound()); |
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521 event.set_reservedTopAddress((u8)CodeCache::high_bound()); |
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522 event.set_entryCount(CodeCache::nof_blobs()); |
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523 event.set_methodCount(CodeCache::nof_nmethods()); |
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524 event.set_adaptorCount(CodeCache::nof_adapters()); |
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525 event.set_unallocatedCapacity(CodeCache::unallocated_capacity()); |
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526 event.set_fullCount(CodeCache::get_codemem_full_count()); |
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527 event.commit(); |
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528 } |
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529 |
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530 TRACE_REQUEST_FUNC(CodeCacheConfiguration) { |
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531 EventCodeCacheConfiguration event; |
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532 event.set_initialSize(InitialCodeCacheSize); |
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533 event.set_reservedSize(ReservedCodeCacheSize); |
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534 event.set_nonNMethodSize(0/*NonNMethodCodeHeapSize*/); // XXX |
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535 event.set_profiledSize(0/*ProfiledCodeHeapSize*/); // XXX |
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536 event.set_nonProfiledSize(0/*NonProfiledCodeHeapSize*/); // XXX |
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537 event.set_expansionSize(CodeCacheExpansionSize); |
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538 event.set_minBlockLength(CodeCacheMinBlockLength); |
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539 event.set_startAddress((u8)CodeCache::low_bound()); |
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540 event.set_reservedTopAddress((u8)CodeCache::high_bound()); |
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541 event.commit(); |
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542 } |
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543 |
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544 TRACE_REQUEST_FUNC(CodeSweeperStatistics) { |
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545 EventCodeSweeperStatistics event; |
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546 event.set_sweepCount(NMethodSweeper::traversal_count()); |
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547 event.set_methodReclaimedCount(NMethodSweeper::total_nof_methods_reclaimed()); |
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548 event.set_totalSweepTime(NMethodSweeper::total_time_sweeping()); |
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549 event.set_peakFractionTime(NMethodSweeper::peak_sweep_fraction_time()); |
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550 event.set_peakSweepTime(NMethodSweeper::peak_sweep_time()); |
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551 event.commit(); |
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552 } |
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553 |
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554 TRACE_REQUEST_FUNC(CodeSweeperConfiguration) { |
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555 EventCodeSweeperConfiguration event; |
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556 event.set_sweeperEnabled(MethodFlushing); |
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557 event.set_flushingEnabled(UseCodeCacheFlushing); |
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558 event.commit(); |
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559 } |