code: private void postLog(RequestDTO request, byte[] reqBytes, byte[] resBytes, long start) {
          LOG.info(String.format("Navi rpc call end - %d\t%s\t%s\t%s\t%d\t%d\t%d", request
                  .getTraceId(), url, request.getMethod(), serializeHandler.getProtocol().getName(),
                  reqBytes == null ? 0 : reqBytes.length, resBytes == null ? 0 : resBytes.length,
                  (System.currentTimeMillis() - start)));
      }
docs: 执行后打印日志
  
  @param request
  @param reqBytes
  @param resBytes
  @param start