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每日一记:搭建Memcached + php 缓存系统

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Release: 2016-06-13 09:32:59
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服务器环境,Centos6.5

1.安装Memcached服务端

Yum -y install memcached
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2.配置Memcached服务端用户以及自动启动服务等

<span>将服务配置成自启动
chkconfig </span>--level 2345 memcached on
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3.配置配置文件

vi /etc/sysconfig/<span>memcached
PORT</span>=&rdquo;11211<span>&Prime; 端口 
USER</span>=<span>&rdquo;root&rdquo; 使用的用户名 
MAXCONN</span>=&rdquo;1024&Prime; 同时最大连接数 CACHESIZE=&rdquo;64&Prime; 使用的内存大小 OPTIONS=&rdquo;" 附加参数 
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客户端环境,WindowsXp + php5.3.13 + Apache

1.记住这个php版本很重要,因为很多时候下载的php_memcache.dll扩展都是对不上的,导致服务无法正常启动,扩展自然也无法使用

2.Php5.3.13对应的扩展文件,在包里,包含了5.2,5.3,5.4的memcache扩展包,使用5.3的即可

下载地址:http://www.tanbo.name/wp-content/uploads/2012/12/php_memcache.dll_.zip

3.讲扩展dll文件放到php目录下的ext目录下,然后在php.ini中,把 " extension=php_memcache.dll ",加到最后一行

4、重启一下服务,然后phpinfo(),如果找到了memcache扩展,就OK了!

5.代码失意,简单:

<?<span>php
    </span><span>/*</span><span> memcached </span><span>*/</span>
    <span>$obj</span> = <span>new</span> memcache();<span>//</span><span>实例化</span>
    <span>$obj</span>->connect('192.168.1.9',11211);<span>//</span><span>连接</span>
    <span>$key</span> = 'Name';<span>//</span><span>设置key</span>
    <span>$val</span> = 'Php';<span>//</span><span>设置value</span>
    <span>$obj</span>->set(<span>$key</span>,<span>$val</span>);<span>//</span><span>设置值(存在则修改,不存在则创建并赋值)</span>
    <span>$obj</span>->add(<span>$key</span>,<span>$val</span>);<span>//</span><span>设置值(不存在创建,存在不能修改)</span>
    <span>$obj</span>->get(<span>$key</span>);<span>//</span><span>获取值
    //$obj->delete($key);//删除值</span>
    <span>var_dump</span>(<span>$obj</span>->getServerStatus('192.168.1.9',11211));<span>//</span><span>监听memcached服务器状态</span>
    <span>var_dump</span>(<span>$obj</span>->getStats());<span>//</span><span>获取服务器信息</span>
    <span>$obj</span>->close();<span>//</span><span>关闭</span>
?>
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版本是最坑人的一步:;

 

 

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