Invention Grant
- Patent Title: Storage system for multi-site remote copy
- Patent Title (中): 多站点远程复制存储系统
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Application No.: US12007724Application Date: 2008-01-15
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Publication No.: US07685387B2Publication Date: 2010-03-23
- Inventor: Noboru Morishita , Toshio Nakano , Seiichi Higaki
- Applicant: Noboru Morishita , Toshio Nakano , Seiichi Higaki
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Mattingly & Malur, P.C.
- Priority: JP2002-220603 20020730
- Main IPC: G06F12/16
- IPC: G06F12/16 ; G06F13/00
Abstract:
Information about remote copy target volumes of other storage systems 2 each having one and the same original volume V1 is registered for each remote copy target volume in advance. When there occurs a failure in a copy source storage system 2, a copy source volume for remote copy target volumes using the storage system 2 having a failure as their copy source is selected newly from the registered copy source volumes, and remote copy is resumed.
Public/Granted literature
- US20080126725A1 Storage system for multi-site remote copy Public/Granted day:2008-05-29
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