1.列出所有keys
stats items
-------------------------
STAT items:8:number 6
STAT items:8:number_hot 1
STAT items:8:number_warm
STAT items:8:number_cold
STAT items:8:age_hot 146
2.通过itemid获取key
stats cachedump 8 0
-----------------------------------
stats cachedump 8 0ITEM 0c2b5af9a656329f8f5346903f499eaa [337 b; 1505973901 s]
ITEM bea9f8e273b0b196701907d590ae2d3a [337 b; 1505973600 s]
ITEM d80556bfab43e4624ad3d6120cabceb8 [337 b; 1505973300 s]
ITEM 437df9f7646d765d6de9afd81688dc60 [337 b; 1505973001 s]
ITEM ddf507563579185c161dff156c8d6df7 [337 b; 1505972700 s]
3.通过get获取key值
get bea9f8e273b0b196701907d590ae2d3a
