| # Gaudi Framework, version v22r2 |

Home |  | Generated: Tue May 10 2011

Public Member Functions | Protected Member Functions | Static Protected Member Functions

# MemoryAuditor Class Reference

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

`#include <MemoryAuditor.h>`

Inheritance diagram for MemoryAuditor:
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Collaboration diagram for MemoryAuditor:
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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.

## Detailed Description

Monitors the memory use of each algorithm.

Author:
  M. Shapiro, LBNL
  Marco Clemencic

Definition at line 11 of file MemoryAuditor.h.

## Constructor & Destructor Documentation

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

Definition at line 16 of file MemoryAuditor.cpp.

    : CommonAuditor(name, pSvcLocator) {
    }

## 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;
       }
    }

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

- /afs/.cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r2/GaudiAud/src/MemoryAuditor.h
- /afs/.cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r2/GaudiAud/src/MemoryAuditor.cpp

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