private static function readLog($name, $size)
 {
     $pattern = "/" . $name . "\$/";
     $files = kFile::recursiveDirList(self::LOG_DIR, true, false, $pattern);
     $result = array();
     if ($files) {
         foreach ($files as $file) {
             $data = kFile::getFileData($file);
             $data->content = kFile::readLastBytesFromFile($file, $size);
             $result[] = $data;
         }
     }
     return $result;
 }