(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,与以下内容一致:"memory_size","slots_memory_size","values_memory_size","segment_size","segment_num","miss","hits","fails","kicks","recycles","slots_size","slots_used"