Storage controlling device and control method for a storage controlling device

摘要

A storage controlling device is connected to an external device, where both devices are configured to communicate with each other. The storage controlling device is further configured to execute input/output processes in response to data input/output requests. The input/output processes are executed in response to the data input/output requests attached to priority level determining information in an order that is determined based on priority level determining information that is attached as attribute information of the data input/output requests received from the external device.