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    • 3. 发明授权
    • Storage system and storage system network
    • 存储系统和存储系统网络
    • US08806163B2
    • 2014-08-12
    • US13595394
    • 2012-08-27
    • Takashi KawadaYoshinari ShinozakiHidenori Yamada
    • Takashi KawadaYoshinari ShinozakiHidenori Yamada
    • G06F12/00
    • G06F11/2064G06F11/2074
    • A storage system includes a first storage unit, a second storage unit and a controller to receive a write request for updated data to a first storage unit from the host and write the updated data into the first storage area, when the controller determines that there is not a free area in a storage area to be processed in the second storage unit, the controller changes the storage area to be processed to another storage area to be processed and instructs change of a storage area to be processed to another storage system to be connected to the host, and the controller reads the updated data from the first storage unit and transmits the updated data and writing destination information relating to the updated data to another storage system for backup.
    • 存储系统包括:第一存储单元,第二存储单元和控制器,用于当所述控制器确定存在所述第一存储单元,所述第二存储单元和控制器时,从所述主机接收对所述更新数据的写入请求,并将更新后的数据写入所述第一存储区域; 不是在第二存储单元中要处理的存储区域中的空闲区域,所以控制器将要处理的存储区域改变为要处理的另一个存储区域,并且指示要处理的存储区域的变化到要连接的另一个存储系统 并且控制器从第一存储单元读取更新的数据,并将更新的数据和与更新的数据相关的写入目的地信息发送到另一存储系统进行备份。