Cache memory device, the control device of the cache memory, information processing apparatus, control method of the cache memory, and a threshold determination program of the cache memory device

摘要

A cache memory device including a cache memory (4) that includes a plurality of entries (40) and includes at least one block including data (42) and a status (43) representing a status of the data (42) for each entry (40) and a control unit (5) that performs replacement of the data (42) on each block of the cache memory (4), wherein the control unit (5) includes a counter (53) that counts the number of replacements by which the data (42) is replaced in each entry (40) for each entry (40) and a switching unit (541) that switches a replacement scheme of the data (42) according to the number of replacements.