MemoryAuditor Class Reference

Monitors the memory use of each algorithm. More...

#include <MemoryAuditor.h>

Inheritance diagram for MemoryAuditor:

Collaboration diagram for MemoryAuditor:

List of all members.

Public Member Functions
	MemoryAuditor (const std::string &name, ISvcLocator *pSvcLocator)
Protected Member Functions
virtual void	i_before (CustomEventTypeRef evt, const std::string &caller)
	Default (catch-all) "before" Auditor hook.
virtual void	i_after (CustomEventTypeRef evt, const std::string &caller, const StatusCode &sc)
	Default (catch-all) "after" Auditor hook.
virtual void	i_printinfo (const std::string &msg, CustomEventTypeRef evt, const std::string &caller)
	Report the memory usage.
Static Protected Member Functions
static bool	getProcInfo (procInfo &info)
	Get the process informations.

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Detailed Description

Monitors the memory use of each algorithm.

Author:

M. Shapiro, LBNL

Marco Clemencic

Definition at line 11 of file MemoryAuditor.h.

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Constructor & Destructor Documentation

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

Definition at line 16 of file MemoryAuditor.cpp.

: CommonAuditor(name, pSvcLocator) {
}

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Member Function Documentation

static bool MemoryAuditor::getProcInfo

(

procInfo &

info )

[inline, static, protected]

Get the process informations.

Returns true if it was possible to retrieve the informations.

Definition at line 27 of file MemoryAuditor.h.

                                                 {
    return ProcStats::instance()->fetch(info);
  }

void MemoryAuditor::i_after	(	CustomEventTypeRef	evt,
		const std::string &	caller,
		const StatusCode &	sc
	)		[protected, virtual]

Default (catch-all) "after" Auditor hook.

Implements CommonAuditor.

Definition at line 24 of file MemoryAuditor.cpp.

                                                                                             {
  i_printinfo("Memory usage has changed after", evt, caller);
}

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

Default (catch-all) "before" Auditor hook.

Implements CommonAuditor.

Reimplemented in MemStatAuditor.

Definition at line 20 of file MemoryAuditor.cpp.

                                                                            {
  i_printinfo("Memory usage before", evt, caller);
}

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

Report the memory usage.

Reimplemented in MemStatAuditor.

Definition at line 28 of file MemoryAuditor.cpp.

{
   procInfo info;
   // The fetch method returns true if memory usage has changed...
   if(getProcInfo(info)) {
     MsgStream log(msgSvc(), name());
     log << MSG::INFO << msg << " " << caller << " " << evt <<
       " virtual size = " << info.vsize << " MB"  <<
       " resident set size = " << info.rss << " MB" << endmsg;
   }
}

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

• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r0/GaudiAud/src/MemoryAuditor.h
• /afs/cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v23r0/GaudiAud/src/MemoryAuditor.cpp