Memcached列表全部KEY

1.链接telnet 127.0.0.1 11211

2.使用 stats items 命令
STAT items:1:number 1   //items数量
STAT items:1:age 15
STAT items:1:evicted 0
STAT items:1:evicted_nonzero 0
STAT items:1:evicted_time 0
STAT items:1:outofmemory 0
STAT items:1:tailrepairs 0
STAT items:1:reclaimed 1
STAT items:1:expired_unfetched 0
STAT items:1:evicted_unfetched 0
END
3.stats cachedump 1 0
ITEM user [7 b; 1541251850 s]  //user为key,7b为key值的长度
ITEM username [4 b; 1541251850 s]
4. get user //获取key值
VALUE user 0 7
abdefff