发明授权
US09491240B2 Maintenance of a fabric priority during synchronous copy operations
有权
在同步复制操作期间维护Fabric优先级
- 专利标题: Maintenance of a fabric priority during synchronous copy operations
- 专利标题(中): 在同步复制操作期间维护Fabric优先级
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申请号: US14318012申请日: 2014-06-27
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公开(公告)号: US09491240B2公开(公告)日: 2016-11-08
- 发明人: Roger G. Hathorn , Bret W. Holley , Harry M. Yudenfriend
- 申请人: INTERNATIONAL BUSINESS MACHINES CORPORATION
- 申请人地址: US NY Armonk
- 专利权人: INTERNATIONAL BUSINESS MACHINES CORPORATION
- 当前专利权人: INTERNATIONAL BUSINESS MACHINES CORPORATION
- 当前专利权人地址: US NY Armonk
- 代理机构: Konrad Raynes Davda & Victor LLP
- 代理商 Rabindranath Dutta
- 主分类号: H04L29/08
- IPC分类号: H04L29/08 ; G06F15/167 ; G06F17/30 ; H04L12/931
摘要:
A primary storage controller receives a write command from a host, wherein Fibre Channel frames corresponding to the write command have a priority indicated by the host. The primary storage controller performs a synchronous copy operation to copy data written by the write command from the primary storage controller to a secondary storage controller, wherein Fibre Channel frames corresponding to the synchronous copy operations have an identical priority to the priority indicated by the host.
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