private function getServerConfig() {

		$this->server['apc_on'] = extension_loaded('apc') && function_exists('apc_add') && ini_get('apc.enabled') && ini_get('apc.rfc1867');

		$fs = ini_get('upload_max_filesize');
		$suffix = strtoupper(substr($fs, -1));
		switch($suffix) {
			case 'K':
				$mult = 1024; break;
			case 'M':
				$mult = 1024*1024; break;
			case 'G':
				$mult = 1024*1024*1024; break;
			default:
				$mult = 0;
		}

		$this->server['max_upload_filesize'] = $mult ? (float) (substr($fs, 0, -1)) * $mult : (int) $fs;

	}