启动memcached
# service memcachedstart

设置memcached自动启动
# chkconfig memcached on
memcached 配置文件

memcached 配置文件

#memcached 监听端口号

PORT="11211"

#memcached启动用户

USER="nobody"
# 最大并发链接数
MAXCONN="2048"
# memcached 启动后分配内存大小
CACHESIZE="4096"
# memcached启动的其它参数, memcached 监听的ip地址,只监听本机使用127.0.0.1
OPTIONS="-l 127.0.0.1"

安装php的memcached扩展包

# yum install php-pecl-memcache

使用下面测试例子测试

$memcache = new Memcache;
$memcache->connect('localhost', 11211) or die ("Could not connect");

$version = $memcache->getVersion();
echo "Server's version: ".$version."
\n";



$tmp_object = new stdClass;
$tmp_object->str_attr = 'test';
$tmp_object->int_attr = 123;

$memcache->set('key', $tmp_object, false, 10) or die ("Failed to save data at the server");
echo "Store data in the cache (data will expire in 10 seconds)
\n";

$get_result = $memcache->get('key');
echo "Data from the cache:
\n";

var_dump($get_result);

?>