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Allocator cache spliit into large/small pools

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This commit is contained in:
Peter Boyle
2020-05-10 05:24:26 -04:00
parent 2bb2c68e15
commit ea08f193e7
4 changed files with 15 additions and 5 deletions
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10
Grid/allocator/AlignedAllocator.cc
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@ -7,7 +7,11 @@ MemoryStats *MemoryProfiler::stats = nullptr;
bool MemoryProfiler::debug = false;
int PointerCache::NcacheSmall = PointerCache::NcacheSmallMax;
int PointerCache::Ncache = PointerCache::NcacheMax;
#ifdef GRID_CUDA
int PointerCache::Ncache = 32;
#else
int PointerCache::Ncache = 8;
#endif
int PointerCache::Victim;
int PointerCache::VictimSmall;
PointerCache::PointerCacheEntry PointerCache::Entries[PointerCache::NcacheMax];
@ -16,12 +20,16 @@ PointerCache::PointerCacheEntry PointerCache::EntriesSmall[PointerCache::NcacheS
void PointerCache::Init(void)
{
char * str;
str= getenv("GRID_ALLOC_NCACHE_LARGE");
if ( str ) Ncache = atoi(str);
if ( (Ncache<0) || (Ncache > NcacheMax)) Ncache = NcacheMax;
str= getenv("GRID_ALLOC_NCACHE_SMALL");
if ( str ) NcacheSmall = atoi(str);
if ( (NcacheSmall<0) || (NcacheSmall > NcacheSmallMax)) NcacheSmall = NcacheSmallMax;
// printf("Aligned alloocator cache: large %d/%d small %d/%d\n",Ncache,NcacheMax,NcacheSmall,NcacheSmallMax);
}
void *PointerCache::Insert(void *ptr,size_t bytes)
{