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global memory debug through command line flag

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This commit is contained in:
Antonin Portelli
2017-12-07 14:40:58 +01:00
parent 0fbf445edd
commit f9aa39e1c4
6 changed files with 57 additions and 42 deletions
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25
lib/allocator/AlignedAllocator.cc
View File

@@ -97,4 +97,29 @@ void check_huge_pages(void *Buf,uint64_t BYTES)
#endif
}
std::string sizeString(const size_t bytes)
{
constexpr unsigned int bufSize = 256;
const char *suffixes[7] = {"", "K", "M", "G", "T", "P", "E"};
char buf[256];
size_t s = 0;
double count = bytes;
while (count >= 1024 && s < 7)
{
s++;
count /= 1024;
}
if (count - floor(count) == 0.0)
{
snprintf(buf, bufSize, "%d %sB", (int)count, suffixes[s]);
}
else
{
snprintf(buf, bufSize, "%.1f %sB", count, suffixes[s]);
}
return std::string(buf);
}
}

21
lib/allocator/AlignedAllocator.h
View File

@@ -64,6 +64,8 @@ namespace Grid {
};
std::string sizeString(size_t bytes);
struct MemoryStats
{
size_t totalAllocated{0}, maxAllocated{0},
@@ -77,15 +79,20 @@ namespace Grid {
static bool debug;
};
#define memString(bytes) std::to_string(bytes) + " (" + sizeString(bytes) + ")"
#define profilerDebugPrint \
if (MemoryProfiler::stats)\
{\
auto s = MemoryProfiler::stats;\
std::cout << "[Memory debug] Stats " << MemoryProfiler::stats << std::endl;\
std::cout << "[Memory debug] Total : " << s->totalAllocated << "B" << std::endl;\
std::cout << "[Memory debug] Max : " << s->maxAllocated << "B" << std::endl;\
std::cout << "[Memory debug] Current: " << s->totalAllocated << "B" << std::endl;\
std::cout << "[Memory debug] Freed : " << s->totalFreed << "B" << std::endl;\
std::cout << GridLogDebug << "[Memory debug] Stats " << MemoryProfiler::stats << std::endl;\
std::cout << GridLogDebug << "[Memory debug] total : " << memString(s->totalAllocated) \
<< std::endl;\
std::cout << GridLogDebug << "[Memory debug] max : " << memString(s->maxAllocated) \
<< std::endl;\
std::cout << GridLogDebug << "[Memory debug] current: " << memString(s->currentlyAllocated) \
<< std::endl;\
std::cout << GridLogDebug << "[Memory debug] freed : " << memString(s->totalFreed) \
<< std::endl;\
}
#define profilerAllocate(bytes)\
@@ -98,7 +105,7 @@ namespace Grid {
}\
if (MemoryProfiler::debug)\
{\
std::cout << "[Memory debug] allocating " << bytes << "B" << std::endl;\
std::cout << GridLogDebug << "[Memory debug] allocating " << memString(bytes) << std::endl;\
profilerDebugPrint;\
}
@@ -111,7 +118,7 @@ namespace Grid {
}\
if (MemoryProfiler::debug)\
{\
std::cout << "[Memory debug] freeing " << bytes << "B" << std::endl;\
std::cout << GridLogDebug << "[Memory debug] freeing " << memString(bytes) << std::endl;\
profilerDebugPrint;\
}