StaticWeb.io

<p>SnapCache accelerates WordPress by providing a fast, reliable persistent object cache backed by Memcached.<br />
It dramatically reduces database load, speeds up page generation, and improves scalability under heavy traffic.</p>
<p>SnapCache is designed to be safe and fast.<br />
See the Benchmarks section for performance results.</p>
<h4>Features</h4>
<ul>
<li>Persistent object cache using Memcached</li>
<li>Automatic prefetching of frequently accessed keys</li>
<li>WP-CLI commands for inspecting and managing the cache</li>
<li>Continues to operate even if Memcached is unreachable</li>
</ul>
<h4>Benchmarks</h4>
<p>Requests per second in a default WordPress installation. Comparison of object cache functionality only.</p>
<ul>
<li><strong>SnapCache v1.0.0 with Memcached – 387.0 req/sec</strong></li>
<li>Redis Cache v2.7.0 – 367.1 req/sec</li>
<li>LiteSpeed v7.6.2 with Redis – 218.6 req/sec</li>
<li>LiteSpeed v7.6.2 with Memcached – 218.0 req/sec</li>
</ul>
<h3>Requirements</h3>
<ul>
<li>WordPress 6.4 or later</li>
<li>PHP 8.1+ with the Memcached extension installed</li>
<li>At least one accessible Memcached server</li>
</ul>


SnapCache

A high-performance persistent object cache powered by Memcached.

Redis Labs

<p>Changed the <a href="https://github.com/tollmanz/wordpress-memcached-backend" rel="nofollow ugc">wordpress-memcached-backend</a> backend to use <a href="http://pecl.php.net/package/memcached" rel="nofollow ugc">Memcached ver. 2.2.0 PECL package</a> with SASL authentication support, to implement WP Object Cache.</p>
<p>Inehernt support for <a href="http://redislabs.com/memcached-cloud" rel="nofollow ugc">Memcached Cloud</a> on Heroku and AppFog- just add the Memcached Cloud add-on.</p>
<h3>Credits</h3>
<p>We used the <a href="https://github.com/tollmanz/wordpress-memcached-backend" rel="nofollow ugc">wordpress-memcached-backend</a>, so all credit goes to Zack Tollman.</p>
<h3>Examples</h3>
<p>1.</p>
<pre><code>wp_cache_set('key', 'val');  
wp_cache_get('key');
</code></pre>
<p>2.</p>
<pre><code>wp_cache_set_multi ( 
    array ( 'key1' => 'val1', 'key2' => 'val2', 'key3' => 'val3' ), 
    'group1' 
);  

wp_cache_get_multi ( 
    array ( 'key1', 'key2' ), 
    'group1' 
);
</code></pre>


Memcached Cloud

Use Memcached with SASL authentication to implement WP Object Cache

SnapCache vs Memcached Cloud