/**
* 初始化缓存配置信息
* @param array $configs 缓存配置信息
*/
public function __construct($configs)
{
if (!$configs) {
if (APP_DEBUG) {
E("必须传入缓存配置信息！");
}
}
$this->configs = $configs;
$Mem = new \Memcache();
foreach ($this->configs['server'] as $value) {
call_user_func_array(array($Mem, 'addServer'), $value);
}
if (!$Mem->getstats()) {
if (APP_DEBUG) {
E("Unable to connect the Memcache server!");
}
}
self::$Mem = $Mem;
}
function mem_status()
{
global $config;
$config = object_to_array($config);
$mem = new Memcache();
$host = "127.0.0.1";
$port = isset($config['module']['memcached1.2.6']['port']) ? $config['module']['memcached1.2.6']['port'] : 11211;
$mem->connect($host, $port);
print "<table style='border: 1px solid #D9D9D9;'>";
print "<thead><th>Memcache Status</th></thead>";
foreach ($mem->getstats() as $key => $value) {
print "<tr><td style='background: #E3E3F1;'>{$key}</td> <td>{$value}</td></tr>\n";
}
print "</table>";
print "<p>";
$mem->set('test', 'This is a test value', 0, 60);
print $mem->get('test');
print "</p>";
$mem->flush();
}
/**
* 初始化缓存配置信息
* @param array $configs 缓存配置信息
*/
public function __construct($configs)
{
if (!$configs) {
if (APP_DEBUG) {
E("cache configure args is needed！");
}
}
if (!extension_loaded("memcache")) {
E("please install memcache extension.");
}
$this->configs = $configs;
$Mem = new \Memcache();
foreach ($this->configs['server'] as $value) {
call_user_func_array(array($Mem, 'addServer'), $value);
}
if (!$Mem->getstats()) {
if (APP_DEBUG) {
E("Unable to connect the Memcache server!");
}
}
self::$Mem = $Mem;
}
<?php
/**
* Created by PhpStorm.
* User: PSV
* Date: 29.09.15
* Time: 19:29
*/
$cache = new Memcache();
$cache->connect("localhost", 11211, 1);
$cache->set("putin", "hamlo");
echo $cache->get("putin") . "<br>";
$cache->set("putin1", "durak");
echo "putin1" . $cache->get("putin1") . "<br>";
$a = 2;
$a = $a++ + ++$a - $a--;
echo $a;
$cache->delete("putin1");
//file_get_contents()
$res = $cache->get("putin1");
echo "putin1" . $res . "<br>";
//$cache->add("putin2","hamlokhflsdfsds", MEMCACHE_COMPRESSED, 10);
echo $cache->get("putin2");
$cache->add("views", 1);
$cache->increment("views");
echo $cache->get("views");
//$cache->delete("views");
echo "<pre>";
//$cache->flush();
var_dump($cache->getstats());
$cache->close();
function memCache2html()
{
$html = '';
if (!class_exists('Memcache')) {
return '';
}
$cache = new Memcache();
$cache->connect('127.0.0.1', 11211);
if ($res = $cache->getstats('items') and !empty($res['items'])) {
if (MEMCACHE_CRYPT) {
return '<b>Memcache</b>: Для отображения таблицы, отключите шифрование кэша в sys/config.php <b>MEMCACHE_CRYPT</b>';
}
$html .= '<b>Memcache</b>. В целях безопасности включите шифрование кэша в sys/config.php <b>MEMCACHE_CRYPT</b>.
<style type="text/css">
table.sys th{background-color: #9999ff; padding:7px; text-align: center;}
table.sys td{background-color: #ccccff; padding:7px; text-align: center;white-space:pre}
table.sys td.left{text-align: left;}
.red{color:red;}
</style><table class="sys" style="width:100%;">
<tr><th style="width:50px;">№</th><th>Ключ</th><th>Значение</th><th>Время жизни</th><th><a href="' . H . '/panel/settings/memcache_table_off" title="Закрыть таблицу" class="red">[X]</a></th></tr>';
$i = 0;
foreach ($res['items'] as $key => $val) {
$items = $cache->getStats('cachedump', $key);
foreach ($items as $key => $val) {
$i++;
$live_time = $val[1] - TIME;
if ($live_time < 0) {
$live_time = 'Вечная';
} else {
$live_time .= ' сек.';
}
$html .= '<tr><td>' . $i . '</td><td>' . $key . '</td>
<td class="left">' . htmlspecialchars(print_r($cache->get($key), true)) . '</td>
<td>' . $live_time . '</td><td><a class="red" title="Удалить" href="' . H . '/panel/settings/del_memcached/' . $key . '">[X]</a></td></tr>';
}
}
$html .= '</table>';
}
return $html;
}
/**
* @see Temporary_cache_driver::get_info()
*/
public function get_info()
{
$info = $this->memcache->getstats();
return array('available' => $info['limit_maxbytes'] - $info['bytes'], 'max' => $info['limit_maxbytes'], 'occupied' => $info['bytes']);
}
<?php
/*
* 统计各节点的平均命中率
*/
require './13-01-config.php';
$mem = new Memcache();
$gets = 0;
$hits = 0;
foreach ($_memserv as $k => $v) {
$mem->connect($v['host'], $v['port'], 2);
$res = $mem->getstats();
$gets += $res['cmd_get'];
$hits += $res['get_hits'];
}
$rate = 1;
if ($gets > 0) {
$rate = $hits / $gets;
}
echo $rate * 100, '%';
