Title:
ストレージシステム、ストレージ制御装置及び方法
Document Type and Number:
Japanese Patent JP5104817
Kind Code:
B2
Abstract:
A storage system has a storage pool for at least one of a logical volume having a plurality of slices, a memory for storing a slice table indicating whether each slices of the logical volume is assigned from the storage pool or not, and a controller for receiving a release command for releasing one of the slices, sending out a response indicating the releasing of one of the slices corresponding to the release command has completed regardless of an execution of processing corresponding to the release command, duplicating a copy target area included in the one of the slices corresponding to the release command into a copy target volume included in the storage pool, and releasing the one of the slices upon completely duplicating the copy target area into the copy target volume.
Inventors:
Furuya Masanori
Application Number:
JP2009155929A
Publication Date:
December 19, 2012
Filing Date:
June 30, 2009
Export Citation:
Assignee:
富士通株式会社
International Classes:
G06F3/06; G06F12/00; G06F13/10
Domestic Patent References:
| JP11353234A | ||||
| JP2002278706A | ||||
| JP2007310861A | ||||
| JP11143779A | ||||
| JP2006146580A | ||||
| JP2002342038A | ||||
| JP10508967A |
Attorney, Agent or Firm:
Tadahiko Ito
Akinori Yamaguchi
Akinori Yamaguchi