MemStatAuditor Class Reference

Just a minor modification of MemoryAuditor to allow the output memory statistics table to be printed. More...

#include <GaudiAud/MemStatAudit.h>

Inheritance diagram for MemStatAuditor:

Collaboration diagram for MemStatAuditor:

List of all members.

Public Member Functions
	MemStatAuditor (const std::string &name, ISvcLocator *pSvcLocator)
	local
virtual	~MemStatAuditor ()
virtual StatusCode	initialize ()
Private Member Functions
virtual void	i_before (CustomEventTypeRef evt, const std::string &caller)
	Re-implement i_before to avoid monitoring the memory usage before a function.
virtual void	i_printinfo (const std::string &msg, CustomEventTypeRef evt, const std::string &caller)
	Report the memory usage.
SmartIF< IChronoStatSvc > &	statSvc ()
Private Attributes
SmartIF< IChronoStatSvc >	m_stat
double	m_vSize
	vsize of the previous call to printinfo

---

Detailed Description

Just a minor modification of MemoryAuditor to allow the output memory statistics table to be printed.

Author:

Vanya Belyaev

Marco Clemencic

Date:

04/02/2001

Definition at line 15 of file MemStatAuditor.h.

---

Constructor & Destructor Documentation

MemStatAuditor::MemStatAuditor	(	const std::string &	name,
		ISvcLocator *	pSvcLocator
	)

local

Definition at line 19 of file MemStatAuditor.cpp.

                                                                              :
  MemoryAuditor(name, pSvcLocator), m_vSize(-1.)
{
}

MemStatAuditor::~MemStatAuditor

(

)

[virtual]

Definition at line 24 of file MemStatAuditor.cpp.

{}

---

Member Function Documentation

void MemStatAuditor::i_before	(	CustomEventTypeRef	evt,
		const std::string &	caller
	)		[private, virtual]

Re-implement i_before to avoid monitoring the memory usage before a function.

Reimplemented from MemoryAuditor.

Definition at line 39 of file MemStatAuditor.cpp.

                                                                                     {
  // It's not interesting to monitor the memory usage before the methods.
}

void MemStatAuditor::i_printinfo	(	const std::string &	msg,
		CustomEventTypeRef	evt,
		const std::string &	caller
	)		[private, virtual]

Report the memory usage.

Reimplemented from MemoryAuditor.

Definition at line 43 of file MemStatAuditor.cpp.

                                                                                                      {
  // cannot be exactly 0
  double deltaVSize = 0.00001;

  procInfo info;
  if (getProcInfo(info)) {
    MsgStream log(msgSvc(), name());

    if (info.vsize > 0) {
      if (m_vSize > 0){
        deltaVSize = info.vsize - m_vSize;
      }
      // store the current VSize to be able to monitor the increment
      m_vSize = info.vsize;
    }

    log << MSG::INFO << msg << " " << caller << " " << evt <<
        " \tvirtual size = " << info.vsize << " MB"  <<
        " \tresident set size = " << info.rss << " MB" <<
        " deltaVsize = " << deltaVSize << "  MB" << endmsg;
  }
  // fill the stat for every call, not just when there is a change
  // only monitor the increment in VSize
  // Stat stv(statSvc(), caller + ":VMemUsage", info.vsize);
  // Stat str(statSvc(), caller + ":RMemUsage", info.rss);
  Stat sts(statSvc(), caller + ":VMem", deltaVSize);
}

StatusCode MemStatAuditor::initialize

(

)

[virtual]

Reimplemented from Auditor.

Definition at line 26 of file MemStatAuditor.cpp.

                                      {
  StatusCode sc = CommonAuditor::initialize();
  if (UNLIKELY(sc.isFailure())) return sc;

  m_stat = serviceLocator()->service("ChronoStatSvc");
  if (UNLIKELY(!m_stat.get())) {
    MsgStream log(msgSvc(), name());
    log << MSG::ERROR << "Cannot get ChronoStatSvc" << endmsg;
    return StatusCode::FAILURE;
  }
  return StatusCode::SUCCESS;
}

SmartIF<IChronoStatSvc>& MemStatAuditor::statSvc

(

)

[inline, private]

Definition at line 27 of file MemStatAuditor.h.

{ return m_stat; }

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Member Data Documentation

SmartIF<IChronoStatSvc> MemStatAuditor::m_stat [private]

Definition at line 28 of file MemStatAuditor.h.

double MemStatAuditor::m_vSize [private]

vsize of the previous call to printinfo

Definition at line 31 of file MemStatAuditor.h.

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

• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r2/GaudiAud/src/MemStatAuditor.h
• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r2/GaudiAud/src/MemStatAuditor.cpp