Mercurial > hg > truffle
annotate src/share/vm/services/diagnosticCommand.hpp @ 5251:467de393651a
optimization: frame prologue & epilogue ommitted for methods with no spills, no callee-saved registers, no incoming stack args and no debug info
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 18 Apr 2012 23:39:07 +0200 |
parents | a42c07c38c47 |
children | 645162d94294 |
rev | line source |
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4133 | 1 /* |
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. | |
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" | |
4851
a42c07c38c47
7132515: Add dcmd to manage UnlockingCommercialFeature flag
dsamersoff
parents:
4773
diff
changeset
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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 } | |
51 static const char* impact() { return "Low: "; } | |
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 } | |
63 static const char* impact() { return "Low: "; } | |
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 } | |
75 static const char* impact() { return "Low: "; } | |
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() { | |
91 return "Low: "; | |
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() { | |
108 return "Low: "; | |
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() { | |
124 return "Low: "; | |
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 | |
158 #ifndef SERVICES_KERNEL // Heap dumping not supported | |
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 }; | |
179 #endif // SERVICES_KERNEL | |
180 | |
181 // See also: inspeactheap in attachListener.cpp | |
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 | |
200 // See also: thread_dump in attachListener.cpp | |
201 class ThreadDumpDCmd : public DCmdWithParser { | |
202 protected: | |
203 DCmdArgument<bool> _locks; | |
204 public: | |
205 ThreadDumpDCmd(outputStream* output, bool heap); | |
206 static const char* name() { return "Thread.print"; } | |
207 static const char* description() { | |
208 return "Print all threads with stacktraces."; | |
209 } | |
210 static const char* impact() { | |
211 return "Medium: Depends on the number of threads."; | |
212 } | |
213 static int num_arguments(); | |
214 virtual void execute(TRAPS); | |
4133 | 215 }; |
216 | |
217 #endif // SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP |