This class uses the Tmpfs as the cache engine.
The TmpfsCacheEngine allows to store the cache files in the /dev/shm tmpfs.
$cache = new \ByJG\Cache\Psr16\TmpfsCacheEngine($prefix, $logger)$cachePool = \ByJG\Cache\Factory::createTmpfsCachePool($prefix, $logger)or
$cachePool = new \ByJG\Cache\Psr6\CachePool(new \ByJG\Cache\Psr16\TmpfsCacheEngine($prefix, $logger));