Patent ID: 8762670
Filing Date: 2014-06-24
Classification: G06F

Abstract:
1. A storage device for storing data, comprising: a storage part which stores data; a tape library which stores backup data of the data stored in the storage part, the tape library including a magnetic tape; a writing order determination part which determines a writing order of data stored in the storage part to the tape library such that the writing order is an order from data having a longest remaining storage period to data having a shortest remaining storage period, the storage period being set by a user of the storage device; and a writing control part which performs control such that the data stored in the storage part is written to the magnetic tape of the tape library in accordance with the writing order determined by the writing order determination part, the writing control part writing the data having the longest remaining storage period into the magnetic tape of the tape library first in accordance with the determined writing order, the writing control part writing the data having the shortest remaining storage period into the magnetic tape of the tape library last in accordance with the determined writing order, wherein an end-of-file is assigned to the data having the shortest remaining storage period written in the magnetic tape of the tape library last.