DISK ARRAY DEVICE AND CACHE CONTROL METHOD FOR DISK ARRAY DEVICE

摘要

PPROBLEM TO BE SOLVED: To provide a disk array device capable of effectively using a cache at the time of operating data resident on a cache memory by flexibly controlling the residence of data on the cache memory, and a cache control method for the disk array device. PSOLUTION: In this disk array device, a storage control device 100 controls the residence or non-residence of data relevant to jobs within the cache memory 130 on the basis of cache residence information issued for a job processed in a server 300. PCOPYRIGHT: (C)2006,JPO&NCIPI