Storage control device, control method and storage medium recording a control program

摘要

The storage control device of the present invention controls a plurality of storage devices. The storage control device comprises an LRU write-back unit writing back data stored in the cache memory of the storage control device into the plurality of storage devices by the LRU method, and a write-back schedule processing unit selecting a storage device with a small number of write-backs executed by the LRU write-back unit and writing back data into the selected storage device.