server.requestTimeout
设置从客户端接收整个请求的超时值（以毫秒为单位）。
¥Sets the timeout value in milliseconds for receiving the entire request from the client.
如果超时到期，则服务器以状态 408 响应而不将请求转发给请求监听器，然后关闭连接。
¥If the timeout expires, the server responds with status 408 without forwarding the request to the request listener and then closes the connection.
必须将其设置为非零值（例如 120 秒）以防止潜在的拒绝服务攻击，以防在部署服务器之前没有反向代理的情况下。
¥It must be set to a non-zero value (e.g. 120 seconds) to protect against potential Denial-of-Service attacks in case the server is deployed without a reverse proxy in front.