php-memcached

memcached 服务的安装及php-memcached的扩展详见脚本。

安装及启动    
yum install libevent libevent-deve  memcached  -y  
 memcached -d -u root -m 1024M -p 11211

文档 http://www.php.net/manual/en/book.memcached.php

php-memcached代码的应用：

<?php
 $mem  = new Memcached();
     $mem->addServer('10.30.47.25',11211);
     $mem->add("name","yyydn",3600); // 添加
     $mem->replace("name","asd2dan");  //替换
     echo $mem->get('name');  //获取
?>

 Node.js memcached 模块查看状态

var Memcached = require('memcached');
var memcached  = new Memcached('***I****P***:11211');
memcached.stats(function(err,data){
  console.log('memcached进程' + data[0].pid);
  console.log('分配的内存大小' + (data[0].limit_maxbytes/1048576).toFixed(2) + 'Mb');
  console.log('当前存储占用空间' + (data[0].bytes/1048576).toFixed(2) + 'Mb');
  console.log('存储占用比' + ((data[0].bytes/data[0].limit_maxbytes).toFixed(4)*100 + '%'));
})