MemoryMonitorModule.cxx

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
 
 
 
//
// includes
//
 
#include <EventLoop/MemoryMonitorModule.h>
 
#include <EventLoop/ModuleData.h>
#include <TSystem.h>
 
//
// method implementations
//
 
namespace EL
{
  namespace Detail
  {
    StatusCode MemoryMonitorModule ::
    firstInitialize (ModuleData& /*data*/)
    {
      ANA_CHECK (printMemoryUsage ("firstInitialize"));
      return StatusCode::SUCCESS;
    }
 
 
 
    StatusCode MemoryMonitorModule ::
    onInitialize (ModuleData& /*data*/)
    {
      ANA_CHECK (printMemoryUsage ("onInitialize"));
      return StatusCode::SUCCESS;
    }
 
 
 
    StatusCode MemoryMonitorModule ::
    onExecute (ModuleData& /*data*/)
    {
      if (++ m_numExecute == m_executeNext)
      {
        m_executeNext += m_executeStep;
        if (m_executeNext == m_executeTarget)
          m_executeStep *= 10, m_executeTarget *= 10;
 
        ANA_CHECK (printMemoryUsage ("onExecute(" + std::to_string (m_numExecute) + ")"));
      }
      return StatusCode::SUCCESS;
    }
 
 
 
    StatusCode MemoryMonitorModule ::
    postFirstEvent (ModuleData& /*data*/)
    {
      ANA_CHECK (printMemoryUsage ("postFirstEvent"));
      return StatusCode::SUCCESS;
    }
 
 
 
    StatusCode MemoryMonitorModule ::
    onFinalize (ModuleData& /*data*/)
    {
      ANA_CHECK (printMemoryUsage ("onFinalize"));
      return StatusCode::SUCCESS;
    }
 
 
 
    StatusCode MemoryMonitorModule ::
    onWorkerEnd (ModuleData& /*data*/)
    {
      ANA_CHECK (printMemoryUsage ("onWorkerEnd"));
      return StatusCode::SUCCESS;
    }
 
 
 
    StatusCode MemoryMonitorModule ::
    printMemoryUsage (const std::string& location)
    {
      ::ProcInfo_t pinfo;
      if (gSystem->GetProcInfo (&pinfo) != 0) {
        ANA_MSG_ERROR ("Could not get memory usage information");
        return StatusCode::FAILURE;
      }
      ANA_MSG_INFO ("Memory usage at " << location << ": " << pinfo.fMemResident << " kB resident, " << pinfo.fMemVirtual << " kB virtual");
      lastRSS = pinfo.fMemResident;
      return StatusCode::SUCCESS;
    }
  }
}