| 摘要 |
Summary > Problem Providing a computer system which, in the computer system dynamically assigning the storage capacity from pool volumes to the access target in the higher-level system, can immediately respond to the change of the status of the pool comprising the pool volumes. Solution Characterized by comprising a control device which sets the access target for the host computer to access, each time write to the access target occurs from the host computer, from the pool assigned to the access target to the write area of the access target, performs the processing of assigning the storage capacity from the logical volume in the pool, wherein the control device defines the logical volumes in advance, compiles the same into a management group as a preliminary for the pool and, in accordance with the change of the pool status, adds the logical volumes from the management group to the pool. |
