genie::GMCJMonitor Class Reference

Simple class to create & update MC job status files and env. vars. This is used to be able to keep track of an MC job status even when all output is suppressed or redirected to /dev/null. More...

#include <GMCJMonitor.h>

Public Member Functions
	GMCJMonitor (Long_t runnu)
	~GMCJMonitor ()
void	SetRefreshRate (int rate)
void	Update (int iev, const EventRecord *event)
void	CustomizeFilename (string filename)

Private Member Functions
void	Init (void)

Private Attributes
Long_t	fRunNu
	run number
string	fStatusFile
	name of output status file
TStopwatch	fWatch
double	fCpuTime
	total cpu time so far
int	fRefreshRate
	update output every so many events

Detailed Description

Simple class to create & update MC job status files and env. vars. This is used to be able to keep track of an MC job status even when all output is suppressed or redirected to /dev/null.

Author

Costas Andreopoulos <c.andreopoulos \at cern.ch> University of Liverpool

Created:\n July 13, 2005

License:\n Copyright (c) 2003-2025, The GENIE Collaboration

For the full text of the license visit http://copyright.genie-mc.org

Definition at line 31 of file GMCJMonitor.h.

Constructor & Destructor Documentation

GMCJMonitor()

GMCJMonitor::GMCJMonitor

(

Long_t

runnu

)

Definition at line 32 of file GMCJMonitor.cxx.

                                     :
fRunNu(runnu)
{
  this->Init();
}

References fRunNu, and Init().

~GMCJMonitor()

GMCJMonitor::~GMCJMonitor

(

)

Definition at line 38 of file GMCJMonitor.cxx.

{
 
}

Member Function Documentation

CustomizeFilename()

void GMCJMonitor::CustomizeFilename

(

string

filename

)

Definition at line 97 of file GMCJMonitor.cxx.

{
  fStatusFile = filename;
}

References fStatusFile.

Referenced by GenerateEventsAtFixedInitState().

Init()

void GMCJMonitor::Init ( void )

private

Definition at line 76 of file GMCJMonitor.cxx.

{
  // build the filename of the GENIE status file
  ostringstream filename;
  filename   << "genie-mcjob-" << fRunNu << ".status";
  fStatusFile = filename.str();
 
  // create a stopwatch
  fWatch.Reset();
  fWatch.Start();
  fCpuTime = 0;
 
  // get rehreah rate of set default / protect from invalid refresh rates
  if( gSystem->Getenv("GMCJMONREFRESH") ) {
   fRefreshRate = atoi( gSystem->Getenv("GMCJMONREFRESH") );
  } else fRefreshRate = 100;
 
  fRefreshRate = TMath::Max(1,fRefreshRate);
}

References fCpuTime, fRefreshRate, fRunNu, fStatusFile, and fWatch.

Referenced by GMCJMonitor().

SetRefreshRate()

void GMCJMonitor::SetRefreshRate

(

int

rate

)

Definition at line 43 of file GMCJMonitor.cxx.

{
  fRefreshRate = TMath::Max(1,rate);
}

References fRefreshRate.

Referenced by GenerateEventsAtFixedInitState(), and main().

Update()

void GMCJMonitor::Update	(	int	iev,
		const EventRecord *	event )

Definition at line 48 of file GMCJMonitor.cxx.

{
  if(iev%fRefreshRate) return; // continue only every fRefreshRate events
 
  fWatch.Stop();
  fCpuTime += (fWatch.CpuTime());
 
  ofstream out(fStatusFile.c_str(), ios::out);
 
  ostringstream status;
 
  status << endl;
  status << "Current Event Number: " << iev << endl;
 
  status << "Approximate total processing time: "
                             << fCpuTime << " s" << endl;
  status << "Approximate processing time/event: "
                     << fCpuTime/(iev+1) << " s" << endl;
 
  if(!event) status << "NULL" << endl;
  else       status << *event << endl;
 
  out << status.str();
  out.close();
 
  fWatch.Start();
}

References fCpuTime, fRefreshRate, fStatusFile, and fWatch.

Referenced by GenerateEventsAtFixedInitState(), and main().

Member Data Documentation

fCpuTime

double genie::GMCJMonitor::fCpuTime

private

total cpu time so far

Definition at line 48 of file GMCJMonitor.h.

Referenced by Init(), and Update().

fRefreshRate

int genie::GMCJMonitor::fRefreshRate

private

update output every so many events

Definition at line 49 of file GMCJMonitor.h.

Referenced by Init(), SetRefreshRate(), and Update().

fRunNu

Long_t genie::GMCJMonitor::fRunNu

private

run number

Definition at line 45 of file GMCJMonitor.h.

Referenced by GMCJMonitor(), and Init().

fStatusFile

string genie::GMCJMonitor::fStatusFile

private

name of output status file

Definition at line 46 of file GMCJMonitor.h.

Referenced by CustomizeFilename(), Init(), and Update().

fWatch

TStopwatch genie::GMCJMonitor::fWatch

private

Definition at line 47 of file GMCJMonitor.h.

Referenced by Init(), and Update().

---

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

• GMCJMonitor.h
• GMCJMonitor.cxx