| COMMAND | DESCRIPTION | EXAMPLE |
|---|---|---|
| get | Reads a value | get mykey |
| set | Set a key unconditionally | set mykey 0 60 5 |
| add | Add a new key | add newkey 0 60 5 |
| replace | Overwrite existing key | replace key 0 60 5 |
| append | Append data to existing key | append key 0 60 15 |
| prepend | Prepend data to existing key | prepend key 0 60 15 |
| incr | Increments numerical key value by given number | incr mykey 2 |
| decr | Decrements numerical key value by given number | decr mykey 5 |
| delete | Deletes an existing key | delete mykey |
| flush_all | Invalidate specific items immediately | flush_all |
| Invalidate all items in n seconds | flush_all 900 | |
| stats | Prints general statistics | stats |
| Prints memory statistics | stats slabs | |
| Prints memory statistics | stats malloc | |
| Print higher level allocation statistics | stats items | |
| stats detail | ||
| stats sizes | ||
| Resets statistics | stats reset | |
| version | Prints server version. | version |
| verbosity | Increases log level | verbosity |
| quit | Terminate telnet session | quit |
| 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 | 当前操作系统的指针大小（32位系统一般是32bit） |
| rusage_user | 进程的累计用户时间 |
