850 public:
851 SystemDictionaryDCmd(outputStream* output, bool heap);
852 static const char* name() {
853 return "VM.systemdictionary";
854 }
855 static const char* description() {
856 return "Prints the statistics for dictionary hashtable sizes and bucket length";
857 }
858 static const char* impact() {
859 return "Medium: Depends on Java content.";
860 }
861 static const JavaPermission permission() {
862 JavaPermission p = {"java.lang.management.ManagementPermission",
863 "monitor", NULL};
864 return p;
865 }
866 static int num_arguments();
867 virtual void execute(DCmdSource source, TRAPS);
868 };
869
870 class VTBufferStatsDCmd : public DCmd {
871 public:
872 VTBufferStatsDCmd(outputStream* output, bool heap);
873 static const char* name() { return "VTBuffer.stats"; }
874 static const char* description() {
875 return "[EXPERIMENTAL] Print statistics about Value Types buffering.";
876 }
877 static const char* impact() {
878 return "Medium: Depends on the number of threads.";
879 }
880 static const JavaPermission permission() {
881 JavaPermission p = {"java.lang.management.ManagementPermission",
882 "monitor", NULL};
883 return p;
884 }
885 static int num_arguments() { return 0; }
886 virtual void execute(DCmdSource source, TRAPS);
887 };
888
889 #endif // SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP
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850 public:
851 SystemDictionaryDCmd(outputStream* output, bool heap);
852 static const char* name() {
853 return "VM.systemdictionary";
854 }
855 static const char* description() {
856 return "Prints the statistics for dictionary hashtable sizes and bucket length";
857 }
858 static const char* impact() {
859 return "Medium: Depends on Java content.";
860 }
861 static const JavaPermission permission() {
862 JavaPermission p = {"java.lang.management.ManagementPermission",
863 "monitor", NULL};
864 return p;
865 }
866 static int num_arguments();
867 virtual void execute(DCmdSource source, TRAPS);
868 };
869
870 #endif // SHARE_VM_SERVICES_DIAGNOSTICCOMMAND_HPP
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