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RAID1 system storage device having a RAID group, and, control method of writing to a RAID1 system RAID group of
RAID1 system storage device having a RAID group, and, control method of writing to a RAID1 system RAID group of
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机译:具有RAID组的RAID1系统存储设备以及写入其中的RAID1系统RAID组的控制方法
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摘要
RAID groups RAID1 system has at least one pair of the second storage device and the first storage device. The whole area of the memory block of the first group including the first storage device, the write destination of the data to be written, the storage device reads the data. Based on the data of the write target, and staging data is data that has been read, the storage device, the same size as the memory blocks of the first group is composed of a copy thereof, or staging data portion and a copy or write target data I want to generate one or more data unit is data. Writing, and the controller, in the second storage device, any of the one or more data units in the memory block of the first group in the first storage device, any of the one or more data units , I write to the memory block the second group of the same size to that corresponding to the memory block of the first group.
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