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1. Get the Memcached backend working. See below.

2. Upload advanced-cache.php to the /wp-content/ directory

3. Add this line the top of wp-config.php to activate Batcache:

define('WP_CACHE', true);

1. Test by reloading a page in your browser several times and then viewing the source. Just above the </head> closing tag you should see some Batcache stats.

2. Tweak the options near the top of advanced-cache.php

3. Optional Upload batcache.php to the /wp-content/plugins/ directory.

Memcached backend

1. Install memcached on at least one server. Note the connection info. The default is 127.0.0.1:11211.

2. Install the PECL memcached extension and Ryan's Memcached backend 2.0. Use the 1.0 branch if you don't have or can't install the PECL extension.