利用shell命令操作Memcached
来源:优易学  2011-12-4 11:36:45   【优易学:中国教育考试门户网】   资料下载   IT书店
  1、数据存储(假设key为zhangyan,value为12345)
  printf "set zhangyan 0 0 5\r\n12345\r\n" | nc 127.0.0.1 11211
  STORED
  2、数据取回(假设key为zhangyan)
  printf "get zhangyan\r\n" | nc 127.0.0.1 11211
  VALUE zhangyan 0 5
  12345
  END
  3、数值增加1(假设key为zhangyan,并且value为正整数)
  printf "incr zhangyan 1\r\n" | nc 127.0.0.1 11211
  12346
  4、数值减少3(假设key为zhangyan,并且value为正整数)
  printf "decr zhangyan 3\r\n" | nc 127.0.0.1 11211
  12343
  5、数据删除(假设key为zhangyan)
  printf "delete zhangyan\r\n" | nc 127.0.0.1 11211
  DELETED
  6、查看Memcached状态
  printf "stats\r\n" | nc 127.0.0.1 11211
  STAT pid 3025
  STAT uptime 4120500
  STAT time 1228021767
  STAT version 1.2.6
  STAT pointer_size 32
  STAT rusage_user 433.463103
  STAT rusage_system 1224.515845
  STAT curr_items 1132460
  STAT total_items 8980260
  STAT bytes 1895325386
  STAT curr_connections 252
  STAT total_connections 547850
  STAT connection_structures 1189
  STAT cmd_get 13619685
  STAT cmd_set 8980260
  STAT get_hits 6851607
  STAT get_misses 6768078
  STAT evictions 0
  STAT bytes_read 160396238246
  STAT bytes_written 260080686529
  STAT limit_maxbytes 2147483648
  STAT threads 1
  END
  7、模拟top命令,查看Memcached状态:
  watch "printf 'stats\r\n' | nc 127.0.0.1 11211"
  或者
  watch "echo stats | nc 127.0.0.1 11211"。

责任编辑:小草

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