Mercurial > hg > truffle
annotate src/share/vm/services/diagnosticCommand.hpp @ 7956:16fb9f942703
6479360: PrintClassHistogram improvements
Summary: jcmd <pid> GC.class_stats (UnlockDiagnosticVMOptions)
Reviewed-by: coleenp, hseigel, sla, acorn
Contributed-by: ioi.lam@oracle.com
| author | acorn |
|---|---|
| date | Fri, 25 Jan 2013 15:06:18 -0500 |
| parents | fb19af007ffc |
| children | 8f696cf1a0fb |
| rev | line source |
|---|---|
| 4133 | 1 /* |
| 7956 | 2 * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. |
| 4133 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 * | |
| 23 */ | |
| 24 | |
| 25 #ifndef SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP | |
| 26 #define SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP | |
| 27 | |
| 28 #include "runtime/arguments.hpp" | |
| 29 #include "classfile/vmSymbols.hpp" | |
| 30 #include "utilities/ostream.hpp" | |
| 31 #include "runtime/vm_version.hpp" | |
| 32 #include "runtime/vmThread.hpp" | |
| 33 #include "runtime/os.hpp" | |
| 34 #include "services/diagnosticArgument.hpp" | |
| 35 #include "services/diagnosticCommand.hpp" | |
| 36 #include "services/diagnosticFramework.hpp" | |
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37 #include "services/diagnosticCommand_ext.hpp" |
| 4133 | 38 |
| 4773 | 39 class HelpDCmd : public DCmdWithParser { |
| 4133 | 40 protected: |
| 41 DCmdArgument<bool> _all; | |
| 42 DCmdArgument<char*> _cmd; | |
| 43 public: | |
| 44 HelpDCmd(outputStream* output, bool heap); | |
| 45 static const char* name() { return "help"; } | |
| 46 static const char* description() { | |
| 47 return "For more information about a specific command use 'help <command>'. " | |
| 48 "With no argument this will show a list of available commands. " | |
| 49 "'help all' will show help for all commands."; | |
| 50 } | |
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51 static const char* impact() { return "Low"; } |
| 4133 | 52 static int num_arguments(); |
| 53 virtual void execute(TRAPS); | |
| 54 }; | |
| 55 | |
| 56 class VersionDCmd : public DCmd { | |
| 57 public: | |
| 58 VersionDCmd(outputStream* output, bool heap) : DCmd(output,heap) { } | |
| 59 static const char* name() { return "VM.version"; } | |
| 60 static const char* description() { | |
| 61 return "Print JVM version information."; | |
| 62 } | |
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63 static const char* impact() { return "Low"; } |
| 4133 | 64 static int num_arguments() { return 0; } |
| 4773 | 65 virtual void execute(TRAPS); |
| 66 }; | |
| 67 | |
| 68 class CommandLineDCmd : public DCmd { | |
| 69 public: | |
| 70 CommandLineDCmd(outputStream* output, bool heap) : DCmd(output, heap) { } | |
| 71 static const char* name() { return "VM.command_line"; } | |
| 72 static const char* description() { | |
| 73 return "Print the command line used to start this VM instance."; | |
| 74 } | |
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75 static const char* impact() { return "Low"; } |
| 4773 | 76 static int num_arguments() { return 0; } |
| 77 virtual void execute(TRAPS) { | |
| 78 Arguments::print_on(_output); | |
| 79 } | |
| 80 }; | |
| 81 | |
| 82 // See also: get_system_properties in attachListener.cpp | |
| 83 class PrintSystemPropertiesDCmd : public DCmd { | |
| 84 public: | |
| 85 PrintSystemPropertiesDCmd(outputStream* output, bool heap) : DCmd(output, heap) { } | |
| 86 static const char* name() { return "VM.system_properties"; } | |
| 87 static const char* description() { | |
| 88 return "Print system properties."; | |
| 89 } | |
| 90 static const char* impact() { | |
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91 return "Low"; |
| 4773 | 92 } |
| 93 static int num_arguments() { return 0; } | |
| 94 virtual void execute(TRAPS); | |
| 95 }; | |
| 96 | |
| 97 // See also: print_flag in attachListener.cpp | |
| 98 class PrintVMFlagsDCmd : public DCmdWithParser { | |
| 99 protected: | |
| 100 DCmdArgument<bool> _all; | |
| 101 public: | |
| 102 PrintVMFlagsDCmd(outputStream* output, bool heap); | |
| 103 static const char* name() { return "VM.flags"; } | |
| 104 static const char* description() { | |
| 105 return "Print VM flag options and their current values."; | |
| 106 } | |
| 107 static const char* impact() { | |
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108 return "Low"; |
| 4773 | 109 } |
| 110 static int num_arguments(); | |
| 111 virtual void execute(TRAPS); | |
| 112 }; | |
| 113 | |
| 114 class VMUptimeDCmd : public DCmdWithParser { | |
| 115 protected: | |
| 116 DCmdArgument<bool> _date; | |
| 117 public: | |
| 118 VMUptimeDCmd(outputStream* output, bool heap); | |
| 119 static const char* name() { return "VM.uptime"; } | |
| 120 static const char* description() { | |
| 121 return "Print VM uptime."; | |
| 122 } | |
| 123 static const char* impact() { | |
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124 return "Low"; |
| 4773 | 125 } |
| 126 static int num_arguments(); | |
| 4133 | 127 virtual void execute(TRAPS); |
| 4773 | 128 }; |
| 129 | |
| 130 class SystemGCDCmd : public DCmd { | |
| 131 public: | |
| 132 SystemGCDCmd(outputStream* output, bool heap) : DCmd(output, heap) { } | |
| 133 static const char* name() { return "GC.run"; } | |
| 134 static const char* description() { | |
| 135 return "Call java.lang.System.gc()."; | |
| 136 } | |
| 137 static const char* impact() { | |
| 138 return "Medium: Depends on Java heap size and content."; | |
| 139 } | |
| 140 static int num_arguments() { return 0; } | |
| 141 virtual void execute(TRAPS); | |
| 142 }; | |
| 143 | |
| 144 class RunFinalizationDCmd : public DCmd { | |
| 145 public: | |
| 146 RunFinalizationDCmd(outputStream* output, bool heap) : DCmd(output, heap) { } | |
| 147 static const char* name() { return "GC.run_finalization"; } | |
| 148 static const char* description() { | |
| 149 return "Call java.lang.System.runFinalization()."; | |
| 150 } | |
| 151 static const char* impact() { | |
| 152 return "Medium: Depends on Java content."; | |
| 153 } | |
| 154 static int num_arguments() { return 0; } | |
| 155 virtual void execute(TRAPS); | |
| 156 }; | |
| 157 | |
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158 #if INCLUDE_SERVICES // Heap dumping supported |
| 4773 | 159 // See also: dump_heap in attachListener.cpp |
| 160 class HeapDumpDCmd : public DCmdWithParser { | |
| 161 protected: | |
| 162 DCmdArgument<char*> _filename; | |
| 163 DCmdArgument<bool> _all; | |
| 164 public: | |
| 165 HeapDumpDCmd(outputStream* output, bool heap); | |
| 166 static const char* name() { | |
| 167 return "GC.heap_dump"; | |
| 168 } | |
| 169 static const char* description() { | |
| 170 return "Generate a HPROF format dump of the Java heap."; | |
| 171 } | |
| 172 static const char* impact() { | |
| 173 return "High: Depends on Java heap size and content. " | |
| 174 "Request a full GC unless the '-all' option is specified."; | |
| 175 } | |
| 176 static int num_arguments(); | |
| 177 virtual void execute(TRAPS); | |
| 178 }; | |
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179 #endif // INCLUDE_SERVICES |
| 4773 | 180 |
| 7956 | 181 // See also: inspectheap in attachListener.cpp |
| 4773 | 182 class ClassHistogramDCmd : public DCmdWithParser { |
| 183 protected: | |
| 184 DCmdArgument<bool> _all; | |
| 185 public: | |
| 186 ClassHistogramDCmd(outputStream* output, bool heap); | |
| 187 static const char* name() { | |
| 188 return "GC.class_histogram"; | |
| 189 } | |
| 190 static const char* description() { | |
| 191 return "Provide statistics about the Java heap usage."; | |
| 192 } | |
| 193 static const char* impact() { | |
| 194 return "High: Depends on Java heap size and content."; | |
| 195 } | |
| 196 static int num_arguments(); | |
| 197 virtual void execute(TRAPS); | |
| 198 }; | |
| 199 | |
| 7956 | 200 class ClassStatsDCmd : public DCmdWithParser { |
| 201 protected: | |
| 202 DCmdArgument<bool> _all; | |
| 203 DCmdArgument<bool> _csv; | |
| 204 DCmdArgument<bool> _help; | |
| 205 DCmdArgument<char*> _columns; | |
| 206 public: | |
| 207 ClassStatsDCmd(outputStream* output, bool heap); | |
| 208 static const char* name() { | |
| 209 return "GC.class_stats"; | |
| 210 } | |
| 211 static const char* description() { | |
| 212 return "Provide statistics about Java class meta data. Requires -XX:+UnlockDiagnosticVMOptions."; | |
| 213 } | |
| 214 static const char* impact() { | |
| 215 return "High: Depends on Java heap size and content."; | |
| 216 } | |
| 217 static int num_arguments(); | |
| 218 virtual void execute(TRAPS); | |
| 219 }; | |
| 220 | |
| 4773 | 221 // See also: thread_dump in attachListener.cpp |
| 222 class ThreadDumpDCmd : public DCmdWithParser { | |
| 223 protected: | |
| 224 DCmdArgument<bool> _locks; | |
| 225 public: | |
| 226 ThreadDumpDCmd(outputStream* output, bool heap); | |
| 227 static const char* name() { return "Thread.print"; } | |
| 228 static const char* description() { | |
| 229 return "Print all threads with stacktraces."; | |
| 230 } | |
| 231 static const char* impact() { | |
| 232 return "Medium: Depends on the number of threads."; | |
| 233 } | |
| 234 static int num_arguments(); | |
| 235 virtual void execute(TRAPS); | |
| 4133 | 236 }; |
| 237 | |
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238 // Enhanced JMX Agent support |
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239 |
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240 class JMXStartRemoteDCmd : public DCmdWithParser { |
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241 |
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242 // Explicitly list all properties that could be |
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243 // passed to Agent.startRemoteManagementAgent() |
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244 // com.sun.management is omitted |
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245 |
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246 DCmdArgument<char *> _config_file; |
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247 DCmdArgument<char *> _jmxremote_port; |
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248 DCmdArgument<char *> _jmxremote_rmi_port; |
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249 DCmdArgument<char *> _jmxremote_ssl; |
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250 DCmdArgument<char *> _jmxremote_registry_ssl; |
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251 DCmdArgument<char *> _jmxremote_authenticate; |
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252 DCmdArgument<char *> _jmxremote_password_file; |
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253 DCmdArgument<char *> _jmxremote_access_file; |
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254 DCmdArgument<char *> _jmxremote_login_config; |
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255 DCmdArgument<char *> _jmxremote_ssl_enabled_cipher_suites; |
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256 DCmdArgument<char *> _jmxremote_ssl_enabled_protocols; |
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257 DCmdArgument<char *> _jmxremote_ssl_need_client_auth; |
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258 DCmdArgument<char *> _jmxremote_ssl_config_file; |
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259 |
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260 public: |
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261 JMXStartRemoteDCmd(outputStream *output, bool heap_allocated); |
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262 |
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263 static const char *name() { |
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264 return "ManagementAgent.start"; |
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265 } |
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266 |
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267 static const char *description() { |
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268 return "Start remote management agent."; |
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269 } |
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270 |
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271 static int num_arguments(); |
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272 |
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273 virtual void execute(TRAPS); |
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274 |
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275 }; |
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276 |
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277 class JMXStartLocalDCmd : public DCmd { |
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278 |
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279 // Explicitly request start of local agent, |
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280 // it will not be started by start dcmd |
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281 |
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282 |
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283 public: |
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284 JMXStartLocalDCmd(outputStream *output, bool heap_allocated); |
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285 |
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286 static const char *name() { |
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287 return "ManagementAgent.start_local"; |
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288 } |
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289 |
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290 static const char *description() { |
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291 return "Start local management agent."; |
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292 } |
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293 |
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294 virtual void execute(TRAPS); |
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295 |
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296 }; |
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297 |
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298 class JMXStopRemoteDCmd : public DCmd { |
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299 public: |
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300 JMXStopRemoteDCmd(outputStream *output, bool heap_allocated) : |
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301 DCmd(output, heap_allocated) { |
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302 // Do Nothing |
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303 } |
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304 |
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305 static const char *name() { |
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306 return "ManagementAgent.stop"; |
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307 } |
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308 |
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309 static const char *description() { |
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310 return "Stop remote management agent."; |
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311 } |
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312 |
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313 virtual void execute(TRAPS); |
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314 }; |
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315 |
| 4133 | 316 #endif // SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP |