Data processing method, system and equipment and storage medium

The invention discloses a data processing method, which comprises the following steps of: in response to a received data writing request, judging whether the data writing request is a data updating request or not; in response to the fact that the data writing request is a data updating request, obtaining old data and putting the old data into a temporary area; reading metadata corresponding to the old data, and updating the metadata according to an address carried in the data write-in request; and writing new data in the data writing request. The invention further discloses a system, computer equipment and a readable storage medium. According to the scheme provided by the invention, the old data is managed by adding the temporary area so as to avoid metadata clone, the influence of too many SSD operation times on the performance and the service life of the SSD in the data writing process is solved, the performance is improved, and the cost is reduced. 本发明公开了一种数据处理方法，包括以下步骤：响应于接收到数据写入请求，判断所述数据写入请求是否为数据更新请求；响应于