768 protected:
769   DCmdArgument<char*> _log;
770   DCmdArgument<jlong> _max;
771 public:
772   static int num_arguments() { return 2; }
773   EventLogDCmd(outputStream* output, bool heap);
774   static const char* name() {
775     return "VM.events";
776   }
777   static const char* description() {
778     return "Print VM event logs";
779   }
780   static const char* impact() {
781     return "Low: Depends on event log size. ";
782   }
783   virtual void execute(DCmdSource source, TRAPS);
784 };
785 
786 class ThreadDumpToFileDCmd : public DCmdWithParser {
787 private:
788   void dumpToFile(Symbol* name, Symbol* signature, const char* path, bool overwrite, TRAPS);
789 protected:
790   DCmdArgument<bool> _overwrite;
791   DCmdArgument<char*> _format;

792   DCmdArgument<char*> _filepath;

793 public:
794   static int num_arguments() { return 3; }
795   ThreadDumpToFileDCmd(outputStream *output, bool heap);
796   static const char *name() {
797     return "Thread.dump_to_file";
798   }
799   static const char *description() {
800     return "Dump all threads, with stack traces, "
801            "to a file in plain text or JSON format.";
802   }
803   static const char* impact() {
804     return "Medium: Depends on the number of threads.";
805   }
806   virtual void execute(DCmdSource source, TRAPS);
807 };
808 
809 class VThreadSchedulerDCmd : public DCmd {
810 public:
811   VThreadSchedulerDCmd(outputStream* output, bool heap) : DCmd(output, heap) { }
812   static const char* name() {
813     return "Thread.vthread_scheduler";
814   }

768 protected:
769   DCmdArgument<char*> _log;
770   DCmdArgument<jlong> _max;
771 public:
772   static int num_arguments() { return 2; }
773   EventLogDCmd(outputStream* output, bool heap);
774   static const char* name() {
775     return "VM.events";
776   }
777   static const char* description() {
778     return "Print VM event logs";
779   }
780   static const char* impact() {
781     return "Low: Depends on event log size. ";
782   }
783   virtual void execute(DCmdSource source, TRAPS);
784 };
785 
786 class ThreadDumpToFileDCmd : public DCmdWithParser {
787 private:
788   void dumpToFile(Symbol* name, Symbol* signature, const char* path, bool overwrite, bool no_prettyprint, TRAPS);
789 protected:

790   DCmdArgument<char*> _format;
791   DCmdArgument<bool> _no_prettyprint;
792   DCmdArgument<char*> _filepath;
793   DCmdArgument<bool> _overwrite;
794 public:
795   static int num_arguments() { return 4; }
796   ThreadDumpToFileDCmd(outputStream *output, bool heap);
797   static const char *name() {
798     return "Thread.dump_to_file";
799   }
800   static const char *description() {
801     return "Dump all threads, with stack traces, "
802            "to a file in plain text or JSON format.";
803   }
804   static const char* impact() {
805     return "Medium: Depends on the number of threads.";
806   }
807   virtual void execute(DCmdSource source, TRAPS);
808 };
809 
810 class VThreadSchedulerDCmd : public DCmd {
811 public:
812   VThreadSchedulerDCmd(outputStream* output, bool heap) : DCmd(output, heap) { }
813   static const char* name() {
814     return "Thread.vthread_scheduler";
815   }