(PECL yac >= 1.0.0)
Yac::info — 缓存状态
获取缓存系统的状态
此函数没有参数。
返回一个数组,包含以下键值对:"memory_size", "slots_memory_size", "values_memory_size", "segment_size", "segment_num", "miss", "hits", "fails", "kicks", "recycles", "slots_size", "slots_used"