storage systems, data rebalancing program and data re-balancing method

摘要

The storage system includes a plurality of storage devices for storing data, storing a cache memory for storing data, from the information processing terminal, when an access request for a read or target data of the target data write, either with access to the system, an access control unit for storing the target data to the cache memory, a write unit for the target data stored in the cache memory, writes to the storage unit in which target data is not stored among the plurality of storage devices, including.