STAT_MEM_FREE_AMOUNT  377 mysqlnd/mysqlnd_alloc.c 											  persistent? STAT_MEM_FREE_AMOUNT:STAT_MEM_EFREE_AMOUNT, free_amount);
STAT_MEM_FREE_AMOUNT  523 mysqlnd/mysqlnd_alloc.c 		MYSQLND_INC_GLOBAL_STATISTIC_W_VALUE2(STAT_MEM_FREE_COUNT, 1, STAT_MEM_FREE_AMOUNT, free_amount);