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Memory.h

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// $Header: /local/reps/Gaudi/GaudiKernel/GaudiKernel/Memory.h,v 1.2 2006/12/10 20:29:17 leggett Exp $
//====================================================================
//      Memory.h
//--------------------------------------------------------------------
//
//      Package    : System (The LHCb System service)
//
//  Description: Information of memory usage from a given process
//
//      Author     : M.Frank
//  Created    : 13/11/00
//      Changes    : 
//
//====================================================================
#ifndef GAUDIKERNEL_MEMORY_H
#define GAUDIKERNEL_MEMORY_H

// Framework include files
#include "GaudiKernel/Kernel.h"
#include "GaudiKernel/SystemBase.h"


namespace System    {
  enum MemoryUnit { Byte, kByte, MByte, GByte, TByte, PByte, EByte };
  long adjustMemory(MemoryUnit typ, long value);
  long procID();
  long parentID(InfoType fetch = ProcessBasics, long pid = -1);
  long affinityMask(InfoType fetch = ProcessBasics, long pid = -1);
  long exitStatus(InfoType fetch = ProcessBasics, long pid = -1);
  long basePriority(InfoType fetch = ProcessBasics, long pid = -1);
  long priorityBoost(InfoType fetch = PriorityBoost, long pid = -1);

  long numPageFault(InfoType fetch = Memory, long pid = -1);
  long pagefileUsage(MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1);
  long pagefileUsagePeak(MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1);
  long pagefileUsageLimit(MemoryUnit unit = kByte, InfoType fetch = Quota, long pid = -1);

  long nonPagedMemory( MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1 );
  long nonPagedMemoryPeak( MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1 );
  long nonPagedMemoryLimit( MemoryUnit unit = kByte, InfoType fetch = Quota, long pid = -1 );

  long pagedMemory( MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1 );
  long pagedMemoryPeak( MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1 );
  long pagedMemoryLimit( MemoryUnit unit = kByte, InfoType fetch = Quota, long pid = -1 );

  long minMemoryLimit( MemoryUnit unit = kByte, InfoType fetch = Quota, long pid = -1 );
  long maxMemoryLimit( MemoryUnit unit = kByte, InfoType fetch = Quota, long pid = -1 );
  long mappedMemory( MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1 );
  long mappedMemoryPeak( MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1 );
  long virtualMemory( MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1 );
  long virtualMemoryPeak( MemoryUnit unit = kByte, InfoType fetch = Memory, long pid = -1 );
  long virtualMemoryLimit( MemoryUnit unit = kByte, InfoType fetch = Quota, long pid = -1 );
}
#endif //GAUDIKERNEL_MEMORY_H

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