连上memcache，然后stats，详细如下：
mqq@32_167_game:~> telnet server port
Trying 172.16.32.166...
Connected to 172.16.32.166.
Escape character is '^]'.
stats
STAT pid 26530
STAT uptime 5807
STAT time 1258643806
STAT version 1.2.2
STAT pointer_size 64
STAT rusage_user 12.372773
STAT rusage_system 24.233514
STAT curr_items 72820
STAT total_items 5526
STAT bytes 95306264
STAT curr_connections 115
STAT total_connections 1
STAT connection_structures 116
STAT cmd_get 12507
STAT cmd_set 5526
STAT get_hits 12498
STAT get_misses 9
STAT evictions 0
STAT bytes_read 7363968
STAT bytes_written 15636889
STAT limit_maxbytes 2147483648
STAT threads 1
END
mqq@32_167_game:~> telnet server port
Trying 172.16.32.166...
Connected to 172.16.32.166.
Escape character is '^]'.
stats
STAT pid 26530
STAT uptime 5807
STAT time 1258643806
STAT version 1.2.2
STAT pointer_size 64
STAT rusage_user 12.372773
STAT rusage_system 24.233514
STAT curr_items 72820
STAT total_items 5526
STAT bytes 95306264
STAT curr_connections 115
STAT total_connections 1
STAT connection_structures 116
STAT cmd_get 12507
STAT cmd_set 5526
STAT get_hits 12498
STAT get_misses 9
STAT evictions 0
STAT bytes_read 7363968
STAT bytes_written 15636889
STAT limit_maxbytes 2147483648
STAT threads 1
END
| pid | memcache服务器的进程ID |
| uptime | 服务器已经运行的秒数 |
| time | 服务器当前的unix时间戳 |
| version | memcache版本 |
| pointer_size | 当前OS的指针大小（32位系统一般是32bit） |
| rusage_user | 进程的累计用户时间 |
| rusage_system | 进程的累计系统时间 |
| curr_items | 服务器当前存储的items数量 |
| total_items | 从服务器启动以后存储的items总数量 |
| bytes | 当前服务器存储items占用的字节数 |
| curr_connections | 当前打开着的连接数 |
| total_connections | 从服务器启动以后曾经打开过的连接数 |
| connection_structures | 服务器分配的连接构造数 |
| cmd_get | get命令（获取）总请求次数 |
| cmd_set | set命令（保存）总请求次数 |
| get_hits | 总命中次数 |
| get_misses | 总未命中次数 |
| evictions | 为获取空闲内存而删除的items数（分配给memcache的空间用满后需要删除旧的items来得到空间分配给新的items） |
| bytes_read | 总读取字节数（请求字节数） |
| bytes_written | 总发送字节数（结果字节数） |
| limit_maxbytes | 分配给memcache的内存大小（字节） |
| threads | 当前线程数 |