Invention Grant
US08775730B2 Storage apparatus and method for arranging storage areas and managing error correcting code (ECC) groups
有权
用于布置存储区域并管理纠错码（ECC）组的存储装置和方法
- Patent Title: Storage apparatus and method for arranging storage areas and managing error correcting code (ECC) groups
- Patent Title (中): 用于布置存储区域并管理纠错码（ECC）组的存储装置和方法
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Application No.: US12010293Application Date: 2008-01-23
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Publication No.: US08775730B2Publication Date: 2014-07-08
- Inventor: Shintaro Inoue , Yutaka Takata , Mikio Fukuoka , Eiju Katsuragi
- Applicant: Shintaro Inoue , Yutaka Takata , Mikio Fukuoka , Eiju Katsuragi
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Volpe and Koenig, P.C.
- Priority: JP2007-070826 20070319
- Main IPC: G06F3/06
- IPC: G06F3/06
Abstract:
This storage apparatus for providing a dynamically expandable virtual volume to a host system to access the virtual volume comprises an allocation unit for configuring a group with a plurality of disks for providing a storage area to be allocated to the virtual volume, and allocating the storage area respectively from a plurality of the groups to the virtual volume; and a storage area arrangement unit for rearranging the storage area in each of the groups being used by the virtual volume to become optimal among each of the groups based on external operation.
Public/Granted literature
- US20080235448A1 Storage apparatus and storage area arrangement method Public/Granted day:2008-09-25
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