portelli/Grid
1
0
Fork 0
mirror of https://github.com/paboyle/Grid.git synced 2024-11-10 07:55:35 +00:00
Code Releases Activity

memory profiler update

Browse Source
This commit is contained in:
Antonin Portelli 2017-09-22 14:21:18 +01:00
parent a56e3b40c4
commit df21668f2c
2 changed files with 66 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
lib/allocator/AlignedAllocator.cc
View File

@ -3,9 +3,11 @@
namespace Grid {
MemoryStats *MemoryProfiler::stats = nullptr;
int PointerCache::victim;
PointerCache::PointerCacheEntry PointerCache::Entries[PointerCache::Ncache];
PointerCache::PointerCacheEntry PointerCache::Entries[PointerCache::Ncache];
void *PointerCache::Insert(void *ptr,size_t bytes) {

72
lib/allocator/AlignedAllocator.h
View File

@ -63,6 +63,18 @@ namespace Grid {
static void *Lookup(size_t bytes) ;
};
struct MemoryStats
{
size_t totalAllocated{0}, maxAllocated{0},
currentlyAllocated{0}, totalFreed{0};
};
class MemoryProfiler
{
public:
static MemoryStats *stats;
};
void check_huge_pages(void *Buf,uint64_t BYTES);
@ -93,6 +105,13 @@ public:
{
size_type bytes = __n*sizeof(_Tp);
if (auto s = MemoryProfiler::stats)
{
s->totalAllocated += bytes;
s->currentlyAllocated += bytes;
s->maxAllocated = std::max(s->maxAllocated, s->currentlyAllocated);
}
_Tp *ptr = (_Tp *) PointerCache::Lookup(bytes);
// if ( ptr != NULL )
// std::cout << "alignedAllocator "<<__n << " cache hit "<< std::hex << ptr <<std::dec <<std::endl;
@ -122,6 +141,12 @@ public:
void deallocate(pointer __p, size_type __n) {
size_type bytes = __n * sizeof(_Tp);
if (auto s = MemoryProfiler::stats)
{
s->totalFreed += bytes;
s->currentlyAllocated -= bytes;
}
pointer __freeme = (pointer)PointerCache::Insert((void *)__p,bytes);
#ifdef HAVE_MM_MALLOC_H
@ -172,10 +197,18 @@ public:
#ifdef GRID_COMMS_SHMEM
pointer allocate(size_type __n, const void* _p= 0)
{
size_type bytes = __n*sizeof(_Tp);
if (auto s = MemoryProfiler::stats)
{
s->totalAllocated += bytes;
s->currentlyAllocated += bytes;
s->maxAllocated = std::max(s->maxAllocated, s->currentlyAllocated);
}
#ifdef CRAY
_Tp *ptr = (_Tp *) shmem_align(__n*sizeof(_Tp),64);
_Tp *ptr = (_Tp *) shmem_align(bytes,64);
#else
_Tp *ptr = (_Tp *) shmem_align(64,__n*sizeof(_Tp));
_Tp *ptr = (_Tp *) shmem_align(64,bytes);
#endif
#ifdef PARANOID_SYMMETRIC_HEAP
static void * bcast;
@ -193,18 +226,32 @@ public:
#endif
return ptr;
}
void deallocate(pointer __p, size_type) {
void deallocate(pointer __p, size_type __n) {
size_type bytes = __n*sizeof(_Tp);
if (auto s = MemoryProfiler::stats)
{
s->totalFreed += bytes;
s->currentlyAllocated -= bytes;
}
shmem_free((void *)__p);
}
#else
pointer allocate(size_type __n, const void* _p= 0)
{
#ifdef HAVE_MM_MALLOC_H
_Tp * ptr = (_Tp *) _mm_malloc(__n*sizeof(_Tp),GRID_ALLOC_ALIGN);
#else
_Tp * ptr = (_Tp *) memalign(GRID_ALLOC_ALIGN,__n*sizeof(_Tp));
#endif
size_type bytes = __n*sizeof(_Tp);
if (auto s = MemoryProfiler::stats)
{
s->totalAllocated += bytes;
s->currentlyAllocated += bytes;
s->maxAllocated = std::max(s->maxAllocated, s->currentlyAllocated);
}
#ifdef HAVE_MM_MALLOC_H
_Tp * ptr = (_Tp *) _mm_malloc(bytes, GRID_ALLOC_ALIGN);
#else
_Tp * ptr = (_Tp *) memalign(GRID_ALLOC_ALIGN, bytes);
#endif
uint8_t *cp = (uint8_t *)ptr;
// One touch per 4k page, static OMP loop to catch same loop order
#pragma omp parallel for schedule(static)
@ -213,7 +260,14 @@ public:
}
return ptr;
}
void deallocate(pointer __p, size_type) {
void deallocate(pointer __p, size_type __n) {
size_type bytes = __n*sizeof(_Tp);
if (auto s = MemoryProfiler::stats)
{
s->totalFreed += bytes;
s->currentlyAllocated -= bytes;
}
#ifdef HAVE_MM_MALLOC_H
_mm_free((void *)__p);
#else