D3PDReader::D3PDPerfStats Class Reference

Specific class for collecting information about a D3PD file access pattern. More...

#include <D3PDPerfStats.h>

List of all members.

Public Member Functions
	~D3PDPerfStats ()
	Destructor, sometimes called by PROOF.
const D3PDReadStats &	GetStats () const
	Function for accessing the collected statistics information.
void	NewTreeAccessed (::TTree *tree)
	Function that should be called when a new TTree is accessed.
void	Start (::Bool_t clear=kTRUE)
	Start the statistics collection.
void	Stop ()
	Stop the statistics collection.
virtual void	SimpleEvent (EEventType type)
virtual void	PacketEvent (const char *slave, const char *slavename, const char *filename,::Long64_t eventsprocessed,::Double_t latency,::Double_t proctime,::Double_t cputime,::Long64_t bytesRead)
virtual void	FileEvent (const char *slave, const char *slavename, const char *nodename, const char *filename,::Bool_t isStart)
virtual void	FileOpenEvent (::TFile *file, const char *filename,::Double_t start)
virtual void	FileReadEvent (::TFile *file,::Int_t len,::Double_t start)
virtual void	UnzipEvent (::TObject *tree,::Long64_t pos,::Double_t start,::Int_t complen,::Int_t objlen)
virtual void	RateEvent (::Double_t proctime,::Double_t deltatime,::Long64_t eventsprocessed,::Long64_t bytesRead)
virtual void	SetBytesRead (::Long64_t num)
virtual ::Long64_t	GetBytesRead () const
virtual void	SetNumEvents (::Long64_t num)
virtual ::Long64_t	GetNumEvents () const
Static Public Member Functions
static D3PDPerfStats *	Instance ()
	Function accessing the singleton instance.
Protected Member Functions
	D3PDPerfStats ()
	The constructor is protected, as it's a singleton.

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Detailed Description

Specific class for collecting information about a D3PD file access pattern.

This class is used for collecting the basic information about the file access during a D3PD analysis.

Author:

Attila Krasznahorkay <Attila.Krasznahorkay@cern.ch>

$Revision$ $Date$

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The documentation for this class was generated from the following file:

• SusyNtuple/D3PDPerfStats.h