-yardstick_utils.makedirs(constants.YARDSTICK_LOG_DIR)
-LOG_FILE = os.path.join(constants.YARDSTICK_LOG_DIR, 'yardstick.log')
-LOG_FORMATTER = ('%(asctime)s '
- '%(name)s %(filename)s:%(lineno)d '
- '%(levelname)s %(message)s')
+LOG_FILE = os.path.join(constants.LOG_DIR, 'yardstick.log')
+LOG_FORMATTER = '%(asctime)s [%(levelname)s] %(name)s %(filename)s:%(lineno)d %(message)s'