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0024380: OSD_MAllocHook - Improvement of malloc hook to follow maximal peack size

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pdn 2013-11-22 13:07:17 +04:00 committed by bugmaster
parent f823def059
commit 941a7a240c
2 changed files with 15 additions and 2 deletions
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14
src/OSD/OSD_MAllocHook.cxx
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@ -470,7 +470,8 @@ OSD_MAllocHook::CollectBySize::CollectBySize()
: myArray(NULL), : myArray(NULL),
myTotalLeftSize(0), myTotalLeftSize(0),
myTotalPeakSize(0), myTotalPeakSize(0),
myBreakSize(0) myBreakSize(0),
myBreakPeak(0)
{ {
Reset(); Reset();
} }
@ -587,7 +588,18 @@ void OSD_MAllocHook::CollectBySize::AllocEvent
myTotalLeftSize += theSize; myTotalLeftSize += theSize;
int nbLeft = myArray[ind].nbAlloc - myArray[ind].nbFree; int nbLeft = myArray[ind].nbAlloc - myArray[ind].nbFree;
if (nbLeft > myArray[ind].nbLeftPeak) if (nbLeft > myArray[ind].nbLeftPeak)
{
myArray[ind].nbLeftPeak = nbLeft; myArray[ind].nbLeftPeak = nbLeft;
if (myBreakPeak != 0
&& (myBreakSize == theSize || myBreakSize == 0))
{
const Standard_Size aSizePeak = myArray[ind].nbLeftPeak * theSize;
if (aSizePeak > myBreakPeak)
{
place_for_breakpoint();
}
}
}
if (myTotalLeftSize > (ptrdiff_t)myTotalPeakSize) if (myTotalLeftSize > (ptrdiff_t)myTotalPeakSize)
myTotalPeakSize = myTotalLeftSize; myTotalPeakSize = myTotalLeftSize;
myMutex.Unlock(); myMutex.Unlock();

3
src/OSD/OSD_MAllocHook.hxx
View File

@ -148,7 +148,8 @@ public:
Numbers* myArray; //!< indexed from 0 to myMaxAllocSize-1 Numbers* myArray; //!< indexed from 0 to myMaxAllocSize-1
ptrdiff_t myTotalLeftSize; //!< currently remained allocated size ptrdiff_t myTotalLeftSize; //!< currently remained allocated size
size_t myTotalPeakSize; //!< maxium cumulative allocated size size_t myTotalPeakSize; //!< maxium cumulative allocated size
size_t myBreakSize; size_t myBreakSize; //!< user defined allocation size to debug (see place_for_breakpoint())
size_t myBreakPeak; //!< user defined peak size limit to debug
}; };
//! Set handler of allocation/deallocation events //! Set handler of allocation/deallocation events