What is Global Active Device?

Global-active device is a data-mirroring technology of the Hitachi Storage Virtualization Operating System. Copies can be stored at two locations and because they are active/active, both copies can be read from and written to simultaneously. Global-active device enables a virtual storage machine that provides a logical abstract layer that hides the physical attributes of the arrays from the hosts.

About The Author
- Hitachi Data Systems provides information technologies, services and solutions that help companies improve IT costs and agility, and innovate with information to make a difference in the world. Our customers gain compelling return on investment (ROI), unmatched return on assets (ROA), and demonstrable business impact. With approximately 6,100 employees worldwide, Hitachi Data Systems does business in more than 100 countries and regions. Our products, services and solutions are trusted by the world's leading enterprises, including more than 70% of the Fortune 100 and more than 80% of the Fortune Global 100.

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