Hitachi G1000 - 1 Overview of global-active device

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Overview of global-active device
This chapter provides an overview of the global-active device feature of the
Hitachi Virtual Storage Platform G1000 storage system.
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About global-active device
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Global-active device solutions
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GAD and global storage virtualization
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Monitoring GAD status
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Global-active device and server I/O
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Quorum disk and server I/O
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GAD pair operations
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Initial copy and differential copy
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GAD components
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User interfaces for global-active device operations
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Configuration workflow for global-active device
Overview of global-active device
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Hitachi Virtual Storage Platform G1000 Global-Active Device User Guide