'file', // allows to specify default cache directl from config file 'prefix' => 'cache1_', //used to avoid duplicates when using _sanitize_id 'apcu' => [ 'driver' => 'apcu', 'default_expire' => 3600, 'prefix' => 'cache_apcu_', // if set uses this prefix instead of global 'prefix' ], 'wincache' => [ 'driver' => 'wincache', 'default_expire' => 3600, ], 'sqlite' => [ 'driver' => 'sqlite', 'default_expire' => 3600, 'database' => APPPATH.'cache/ko7-cache.sql3', 'schema' => 'CREATE TABLE caches(id VARCHAR(127) PRIMARY KEY, tags VARCHAR(255), expiration INTEGER, cache TEXT)', ], 'eaccelerator' => [ 'driver' => 'eaccelerator', ], 'xcache' => [ 'driver' => 'xcache', 'default_expire' => 3600, ], 'file' => [ 'driver' => 'file', 'cache_dir' => APPPATH.'cache', 'default_expire' => 3600, 'ignore_on_delete' => array( '.gitignore', '.git', '.svn' ) ], 'redis' => [ 'driver' => 'redis', 'default_expire' => 3600, 'cache_prefix' => 'cache', 'tag_prefix' => '_tag', 'servers' => [ 'local' => [ //'host' => 'unix:///var/run/redis/redis.sock', 'host' => 'localhost', 'port' => 6379, 'persistent' => FALSE, 'prefix' => '', 'password' => '', ], ], ] */ ];