发明名称 |
Data processing system providing remote copy in a system having first, second and third storage systems and establishing first, second and third copy pairs |
摘要 |
A data processing system includes a first storage system that is connected to a host device and sends and receives data to and from the host device; a second storage system that is connected to the first storage system and receives data from the first storage system; and a third storage system that is connected to the first storage system and receives data from the first storage system. The first storage system, the second storage system and the third storage system are arranged to be changeable between a first status including first and second copy pairs and a second status including a third copy pair in response to a predetermined condition at the first storage system. |
申请公布号 |
US8495319(B2) |
申请公布日期 |
2013.07.23 |
申请号 |
US201113285453 |
申请日期 |
2011.10.31 |
申请人 |
SUISHU KAZUHITO;HIRAKAWA YUSUKE;ASAKA YOSHIHIRO;HITACHI, LTD. |
发明人 |
SUISHU KAZUHITO;HIRAKAWA YUSUKE;ASAKA YOSHIHIRO |
分类号 |
G06F3/06;G06F12/16;G06F11/07;G06F11/20;G06F12/00 |
主分类号 |
G06F3/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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