| 摘要 |
PROBLEM TO BE SOLVED: To provide a cache control device capable of suppressing the performance degradation of a disk array device even when the state and information related to I/O processing vary dynamically.SOLUTION: The cache control device 1 includes: a priority value calculation unit 2 for calculating the priority value of a cache of a cache group by a predetermined calculation on the basis of configuration information, load information, and priority information of a controller; and a cache attribute control unit 3 that determines the attribute of each cache in accordance with the calculated priority value and performs change to the determined attribute. |
