作者: Kenta Ninose , Yasutomo Yamamoto , Takashige Iwamura , Hisao Homma , Yoshiaki Eguchi
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摘要: Availability of an information system including a storage apparatus and computer is improved. First second apparatuses execute remote copy copying data written into first primary volume from the to volume, at least one executes local or in self-storage corresponding secondary switches destination write request case failure occurring apparatus.