1 /* |
1 /* |
2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
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 |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
176 static int num_arguments(); |
176 static int num_arguments(); |
177 virtual void execute(TRAPS); |
177 virtual void execute(TRAPS); |
178 }; |
178 }; |
179 #endif // INCLUDE_SERVICES |
179 #endif // INCLUDE_SERVICES |
180 |
180 |
181 // See also: inspeactheap in attachListener.cpp |
181 // See also: inspectheap in attachListener.cpp |
182 class ClassHistogramDCmd : public DCmdWithParser { |
182 class ClassHistogramDCmd : public DCmdWithParser { |
183 protected: |
183 protected: |
184 DCmdArgument<bool> _all; |
184 DCmdArgument<bool> _all; |
185 public: |
185 public: |
186 ClassHistogramDCmd(outputStream* output, bool heap); |
186 ClassHistogramDCmd(outputStream* output, bool heap); |
187 static const char* name() { |
187 static const char* name() { |
188 return "GC.class_histogram"; |
188 return "GC.class_histogram"; |
189 } |
189 } |
190 static const char* description() { |
190 static const char* description() { |
191 return "Provide statistics about the Java heap usage."; |
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 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."; |
192 } |
213 } |
193 static const char* impact() { |
214 static const char* impact() { |
194 return "High: Depends on Java heap size and content."; |
215 return "High: Depends on Java heap size and content."; |
195 } |
216 } |
196 static int num_arguments(); |
217 static int num_arguments(); |