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annotate src/share/vm/services/diagnosticCommand.hpp @ 14518:d8041d695d19

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Merged with jdk9/dev/hotspot changeset 3812c088b945
author twisti
date Tue, 11 Mar 2014 18:45:59 -0700
parents afa21611f918
children 4ca6dc0799b6
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1 /*
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2 * Copyright (c) 2011, 2013, 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 #ifndef SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP
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26 #define SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP
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27
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28 #include "runtime/arguments.hpp"
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29 #include "classfile/vmSymbols.hpp"
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30 #include "utilities/ostream.hpp"
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31 #include "runtime/vm_version.hpp"
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32 #include "runtime/vmThread.hpp"
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33 #include "runtime/os.hpp"
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34 #include "services/diagnosticArgument.hpp"
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35 #include "services/diagnosticCommand.hpp"
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36 #include "services/diagnosticFramework.hpp"
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37 #include "services/diagnosticCommand_ext.hpp"
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38 #include "utilities/macros.hpp"
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39
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40 class HelpDCmd : public DCmdWithParser {
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41 protected:
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42 DCmdArgument<bool> _all;
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43 DCmdArgument<char*> _cmd;
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44 public:
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45 HelpDCmd(outputStream* output, bool heap);
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46 static const char* name() { return "help"; }
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47 static const char* description() {
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48 return "For more information about a specific command use 'help <command>'. "
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49 "With no argument this will show a list of available commands. "
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50 "'help all' will show help for all commands.";
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51 }
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52 static const char* impact() { return "Low"; }
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53 static int num_arguments();
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54 virtual void execute(DCmdSource source, TRAPS);
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55 };
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56
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57 class VersionDCmd : public DCmd {
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58 public:
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59 VersionDCmd(outputStream* output, bool heap) : DCmd(output,heap) { }
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60 static const char* name() { return "VM.version"; }
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61 static const char* description() {
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62 return "Print JVM version information.";
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63 }
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64 static const char* impact() { return "Low"; }
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65 static const JavaPermission permission() {
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66 JavaPermission p = {"java.util.PropertyPermission",
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67 "java.vm.version", "read"};
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68 return p;
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69 }
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70 static int num_arguments() { return 0; }
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71 virtual void execute(DCmdSource source, TRAPS);
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72 };
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73
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74 class CommandLineDCmd : public DCmd {
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75 public:
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76 CommandLineDCmd(outputStream* output, bool heap) : DCmd(output, heap) { }
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77 static const char* name() { return "VM.command_line"; }
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78 static const char* description() {
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79 return "Print the command line used to start this VM instance.";
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80 }
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81 static const char* impact() { return "Low"; }
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82 static const JavaPermission permission() {
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83 JavaPermission p = {"java.lang.management.ManagementPermission",
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84 "monitor", NULL};
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85 return p;
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86 }
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87 static int num_arguments() { return 0; }
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88 virtual void execute(DCmdSource source, TRAPS) {
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89 Arguments::print_on(_output);
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90 }
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91 };
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92
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93 // See also: get_system_properties in attachListener.cpp
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94 class PrintSystemPropertiesDCmd : public DCmd {
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95 public:
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96 PrintSystemPropertiesDCmd(outputStream* output, bool heap) : DCmd(output, heap) { }
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97 static const char* name() { return "VM.system_properties"; }
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98 static const char* description() {
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99 return "Print system properties.";
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100 }
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101 static const char* impact() {
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102 return "Low";
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103 }
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104 static const JavaPermission permission() {
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105 JavaPermission p = {"java.util.PropertyPermission",
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106 "*", "read"};
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107 return p;
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108 }
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109 static int num_arguments() { return 0; }
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110 virtual void execute(DCmdSource source, TRAPS);
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111 };
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112
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113 // See also: print_flag in attachListener.cpp
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114 class PrintVMFlagsDCmd : public DCmdWithParser {
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115 protected:
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116 DCmdArgument<bool> _all;
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117 public:
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118 PrintVMFlagsDCmd(outputStream* output, bool heap);
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119 static const char* name() { return "VM.flags"; }
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120 static const char* description() {
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121 return "Print VM flag options and their current values.";
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122 }
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123 static const char* impact() {
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124 return "Low";
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125 }
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126 static const JavaPermission permission() {
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127 JavaPermission p = {"java.lang.management.ManagementPermission",
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128 "monitor", NULL};
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129 return p;
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130 }
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131 static int num_arguments();
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132 virtual void execute(DCmdSource source, TRAPS);
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133 };
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134
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135 class VMDynamicLibrariesDCmd : public DCmd {
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136 public:
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137 VMDynamicLibrariesDCmd(outputStream* output, bool heap);
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138 static const char* name() {
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139 return "VM.dynlibs";
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140 }
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141 static const char* description() {
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142 return "Print loaded dynamic libraries.";
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143 }
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144 static const char* impact() {
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145 return "Low";
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146 }
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147 static const JavaPermission permission() {
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148 JavaPermission p = {"java.lang.management.ManagementPermission",
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149 "monitor", NULL};
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150 return p;
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151 }
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152 static int num_arguments() {
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153 return 0;
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154 };
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155 virtual void execute(DCmdSource source, TRAPS);
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156 };
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157
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158 class VMUptimeDCmd : public DCmdWithParser {
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159 protected:
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160 DCmdArgument<bool> _date;
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161 public:
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162 VMUptimeDCmd(outputStream* output, bool heap);
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163 static const char* name() { return "VM.uptime"; }
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164 static const char* description() {
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165 return "Print VM uptime.";
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166 }
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167 static const char* impact() {
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168 return "Low";
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169 }
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170 static int num_arguments();
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171 virtual void execute(DCmdSource source, TRAPS);
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172 };
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173
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174 class SystemGCDCmd : public DCmd {
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175 public:
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176 SystemGCDCmd(outputStream* output, bool heap) : DCmd(output, heap) { }
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177 static const char* name() { return "GC.run"; }
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178 static const char* description() {
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179 return "Call java.lang.System.gc().";
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180 }
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181 static const char* impact() {
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182 return "Medium: Depends on Java heap size and content.";
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183 }
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184 static int num_arguments() { return 0; }
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185 virtual void execute(DCmdSource source, TRAPS);
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186 };
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187
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188 class RunFinalizationDCmd : public DCmd {
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189 public:
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190 RunFinalizationDCmd(outputStream* output, bool heap) : DCmd(output, heap) { }
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191 static const char* name() { return "GC.run_finalization"; }
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192 static const char* description() {
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193 return "Call java.lang.System.runFinalization().";
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194 }
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195 static const char* impact() {
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196 return "Medium: Depends on Java content.";
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197 }
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198 static int num_arguments() { return 0; }
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199 virtual void execute(DCmdSource source, TRAPS);
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200 };
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201
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202 #if INCLUDE_SERVICES // Heap dumping supported
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203 // See also: dump_heap in attachListener.cpp
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204 class HeapDumpDCmd : public DCmdWithParser {
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205 protected:
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206 DCmdArgument<char*> _filename;
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207 DCmdArgument<bool> _all;
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208 public:
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209 HeapDumpDCmd(outputStream* output, bool heap);
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210 static const char* name() {
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211 return "GC.heap_dump";
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212 }
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213 static const char* description() {
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214 return "Generate a HPROF format dump of the Java heap.";
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215 }
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216 static const char* impact() {
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217 return "High: Depends on Java heap size and content. "
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218 "Request a full GC unless the '-all' option is specified.";
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219 }
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220 static const JavaPermission permission() {
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221 JavaPermission p = {"java.lang.management.ManagementPermission",
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222 "monitor", NULL};
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223 return p;
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224 }
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225 static int num_arguments();
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226 virtual void execute(DCmdSource source, TRAPS);
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227 };
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228 #endif // INCLUDE_SERVICES
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229
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230 // See also: inspectheap in attachListener.cpp
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231 class ClassHistogramDCmd : public DCmdWithParser {
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232 protected:
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233 DCmdArgument<bool> _all;
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234 public:
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235 ClassHistogramDCmd(outputStream* output, bool heap);
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236 static const char* name() {
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237 return "GC.class_histogram";
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238 }
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239 static const char* description() {
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240 return "Provide statistics about the Java heap usage.";
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241 }
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242 static const char* impact() {
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243 return "High: Depends on Java heap size and content.";
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244 }
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245 static const JavaPermission permission() {
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246 JavaPermission p = {"java.lang.management.ManagementPermission",
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247 "monitor", NULL};
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248 return p;
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249 }
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250 static int num_arguments();
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251 virtual void execute(DCmdSource source, TRAPS);
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252 };
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253
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254 class ClassStatsDCmd : public DCmdWithParser {
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255 protected:
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256 DCmdArgument<bool> _all;
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257 DCmdArgument<bool> _csv;
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258 DCmdArgument<bool> _help;
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259 DCmdArgument<char*> _columns;
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260 public:
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261 ClassStatsDCmd(outputStream* output, bool heap);
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262 static const char* name() {
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263 return "GC.class_stats";
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264 }
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265 static const char* description() {
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266 return "Provide statistics about Java class meta data. Requires -XX:+UnlockDiagnosticVMOptions.";
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267 }
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268 static const char* impact() {
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269 return "High: Depends on Java heap size and content.";
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270 }
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271 static int num_arguments();
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272 virtual void execute(DCmdSource source, TRAPS);
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273 };
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274
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275 // See also: thread_dump in attachListener.cpp
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276 class ThreadDumpDCmd : public DCmdWithParser {
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277 protected:
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278 DCmdArgument<bool> _locks;
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279 public:
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280 ThreadDumpDCmd(outputStream* output, bool heap);
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281 static const char* name() { return "Thread.print"; }
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282 static const char* description() {
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283 return "Print all threads with stacktraces.";
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284 }
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285 static const char* impact() {
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286 return "Medium: Depends on the number of threads.";
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287 }
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288 static const JavaPermission permission() {
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289 JavaPermission p = {"java.lang.management.ManagementPermission",
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290 "monitor", NULL};
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291 return p;
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292 }
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293 static int num_arguments();
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294 virtual void execute(DCmdSource source, TRAPS);
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295 };
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296
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297 // Enhanced JMX Agent support
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298
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299 class JMXStartRemoteDCmd : public DCmdWithParser {
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300
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301 // Explicitly list all properties that could be
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302 // passed to Agent.startRemoteManagementAgent()
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303 // com.sun.management is omitted
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304
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305 DCmdArgument<char *> _config_file;
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306 DCmdArgument<char *> _jmxremote_port;
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307 DCmdArgument<char *> _jmxremote_rmi_port;
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308 DCmdArgument<char *> _jmxremote_ssl;
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309 DCmdArgument<char *> _jmxremote_registry_ssl;
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310 DCmdArgument<char *> _jmxremote_authenticate;
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311 DCmdArgument<char *> _jmxremote_password_file;
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312 DCmdArgument<char *> _jmxremote_access_file;
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313 DCmdArgument<char *> _jmxremote_login_config;
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314 DCmdArgument<char *> _jmxremote_ssl_enabled_cipher_suites;
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315 DCmdArgument<char *> _jmxremote_ssl_enabled_protocols;
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316 DCmdArgument<char *> _jmxremote_ssl_need_client_auth;
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317 DCmdArgument<char *> _jmxremote_ssl_config_file;
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318
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319 // JDP support
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320 // Keep autodiscovery char* not bool to pass true/false
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321 // as property value to java level.
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322 DCmdArgument<char *> _jmxremote_autodiscovery;
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323 DCmdArgument<jlong> _jdp_port;
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324 DCmdArgument<char *> _jdp_address;
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325 DCmdArgument<char *> _jdp_source_addr;
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326 DCmdArgument<jlong> _jdp_ttl;
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327 DCmdArgument<jlong> _jdp_pause;
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328 DCmdArgument<char *> _jdp_name;
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329
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330 public:
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331 JMXStartRemoteDCmd(outputStream *output, bool heap_allocated);
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332
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333 static const char *name() {
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334 return "ManagementAgent.start";
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335 }
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336
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337 static const char *description() {
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338 return "Start remote management agent.";
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339 }
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340
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341 static int num_arguments();
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342
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343 virtual void execute(DCmdSource source, TRAPS);
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344
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345 };
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346
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347 class JMXStartLocalDCmd : public DCmd {
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348
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349 // Explicitly request start of local agent,
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350 // it will not be started by start dcmd
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351
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352
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353 public:
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354 JMXStartLocalDCmd(outputStream *output, bool heap_allocated);
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355
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356 static const char *name() {
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357 return "ManagementAgent.start_local";
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358 }
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359
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360 static const char *description() {
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361 return "Start local management agent.";
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362 }
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363
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364 virtual void execute(DCmdSource source, TRAPS);
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365
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366 };
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367
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368 class JMXStopRemoteDCmd : public DCmd {
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369 public:
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370 JMXStopRemoteDCmd(outputStream *output, bool heap_allocated) :
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371 DCmd(output, heap_allocated) {
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372 // Do Nothing
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373 }
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374
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375 static const char *name() {
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376 return "ManagementAgent.stop";
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377 }
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378
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379 static const char *description() {
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380 return "Stop remote management agent.";
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381 }
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382
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383 virtual void execute(DCmdSource source, TRAPS);
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384 };
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385
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386 #endif // SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP