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MemDumpAnalysis now outputs the count of allocated blocks, too. 

git-svn-id: http://mc-server.googlecode.com/svn/trunk@1313 0a769ca7-a7f5-676a-18bf-c427514a06d6
This commit is contained in:
madmaxoft@gmail.com 2013-03-24 19:26:01 +00:00
parent aae46468c7
commit f536011f97
1 changed files with 44 additions and 11 deletions
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55
MemDumpAnalysis/MemDumpAnalysis.cpp
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@ -22,11 +22,13 @@ typedef std::set<AString> AStringSet;
class cFunction
{
public:
int m_Size;
int m_Size; ///< Sum of memory block sizes allocated by this function or its children
int m_Count; ///< Total number of memory blocks allocated by this function or its children
AStringSet m_ChildrenNames;
cFunction(void) :
m_Size(0)
m_Size(0),
m_Count(0)
{
}
} ;
@ -126,6 +128,7 @@ void OnStartElement(void * a_Data, const char * a_Element, const char ** a_Attrs
AString FunctionName = fnName;
cFunction & Function = g_FnMap[FunctionName];
Function.m_Size += g_CurrentSize;
Function.m_Count += 1;
if (!g_PrevFunctionName.empty())
{
Function.m_ChildrenNames.insert(g_PrevFunctionName);
@ -153,7 +156,7 @@ void OnEndElement(void * a_Data, const char * a_Element)
bool CompareFnSize(const std::pair<AString, int> & a_First, const std::pair<AString, int> & a_Second)
bool CompareFnInt(const std::pair<AString, int> & a_First, const std::pair<AString, int> & a_Second)
{
return (a_First.second < a_Second.second);
}
@ -162,7 +165,7 @@ bool CompareFnSize(const std::pair<AString, int> & a_First, const std::pair<AStr
void WriteTotalStatistics(void)
void WriteSizeStatistics(void)
{
typedef std::vector<std::pair<AString, int> > StringIntPairs;
StringIntPairs FnSizes;
@ -178,7 +181,7 @@ void WriteTotalStatistics(void)
{
FnSizes.push_back(std::pair<AString, int>(itr->first, itr->second.m_Size));
} // for itr - g_FnSizes[]
std::sort(FnSizes.begin(), FnSizes.end(), CompareFnSize);
std::sort(FnSizes.begin(), FnSizes.end(), CompareFnInt);
for (StringIntPairs::const_iterator itr = FnSizes.begin(), end = FnSizes.end(); itr != end; ++itr)
{
@ -190,6 +193,34 @@ void WriteTotalStatistics(void)
void WriteCountStatistics(void)
{
typedef std::vector<std::pair<AString, int> > StringIntPairs;
StringIntPairs FnCounts;
cFile f("memdump_counts.txt", cFile::fmWrite);
if (!f.IsOpen())
{
LOGERROR("Cannot open memdump_counts.txt");
return;
}
for (FunctionMap::iterator itr = g_FnMap.begin(), end = g_FnMap.end(); itr != end; ++itr)
{
FnCounts.push_back(std::pair<AString, int>(itr->first, itr->second.m_Count));
} // for itr - g_FnSizes[]
std::sort(FnCounts.begin(), FnCounts.end(), CompareFnInt);
for (StringIntPairs::const_iterator itr = FnCounts.begin(), end = FnCounts.end(); itr != end; ++itr)
{
f.Printf("%d\t%s\n", itr->second, itr->first.c_str());
} // for itr - FnSizes[]
}
AString HTMLEscape(const AString & a_Text)
{
AString res;
@ -215,7 +246,7 @@ AString HTMLEscape(const AString & a_Text)
void WriteDotStatistics(void)
void WriteDotGraph(void)
{
cFile f("memdump.dot", cFile::fmWrite);
if (!f.IsOpen())
@ -227,11 +258,12 @@ void WriteDotStatistics(void)
f.Printf("digraph {\n\tnode [shape=plaintext]\n\n");
for (FunctionMap::const_iterator itrF = g_FnMap.begin(), endF = g_FnMap.end(); itrF != endF; ++itrF)
{
f.Printf("\t\"%s\" [label=<%s<BR/>%d bytes (%d KiB)>]\n",
f.Printf("\t\"%s\" [label=<%s<BR/>%d bytes (%d KiB)<BR/>%d blocks>]\n",
itrF->first.c_str(),
HTMLEscape(itrF->first).c_str(),
itrF->second.m_Size,
(itrF->second.m_Size + 1023) / 1024
(itrF->second.m_Size + 1023) / 1024,
itrF->second.m_Count
);
const AStringSet & Children = itrF->second.m_ChildrenNames;
for (AStringSet::const_iterator itrN = Children.begin(), endN = Children.end(); itrN != endN; ++itrN)
@ -262,7 +294,7 @@ int main(int argc, char * argv[])
XML_SetElementHandler(Parser, OnStartElement, OnEndElement);
// Feed the file through XML parser:
char Buffer[64 KiB];
char Buffer[512 KiB];
while (true)
{
int NumBytes = f.Read(Buffer, sizeof(Buffer));
@ -277,8 +309,9 @@ int main(int argc, char * argv[])
f.Close();
// Output the statistics
WriteTotalStatistics();
WriteDotStatistics();
WriteSizeStatistics();
WriteCountStatistics();
WriteDotGraph();
return 0;
}