APC storage engine for cache
File Storage engine for cache. Filestorage is the slowest cache storage to read and write. However, it is good for servers that don't have other storage engine available, or have content which is not performance sensitive.
Memcached storage engine for cache. Memcached has some limitations in the amount of control you have over expire times far in the future. See MemcachedEngine::write() for more information.
Null cache engine, all operations return false.
Redis storage engine for cache.
Wincache storage engine for cache
Xcache storage engine for cache