Как узнать фактор использования аллокатора?

static size_t gSizeP;
static size_t gReqP = 0;
static size_t gTotP = 0;
 
size_t getReqP();
size_t getTotP();

bool pmpa_init_thread(pmpa_memory_int size)
{   
    if ( (master_memory_block = malloc(size)) ) {
        master_memory_block->size = size - PMPA_MEMORY_BLOCK_HEADER_SIZE;
        master_memory_block->allocated = false;
 
        master_memory_block_size = size;
        gSize = size;
        return true;
    } else {
        return false;
    }
}
 
void *pmpa_malloc(size_t size)
{
size_t minSize = gSize;
size_t oldSize = size;
    pmpa_memory_block *memory_block = find_first_block(false, size);
 
    if (memory_block) {
        split_block(memory_block, size);
        memory_block->allocated = true;
gReq += oldSize;
gTot += size;       
 
        return &(memory_block->data);
    } else {
        return NULL;
    }
}