FlashCopy is an IBM feature supported on various IBM storage devices that made it possible to create, nearly instantaneously, point-in-time snapshot copies of entire logical volumes or data sets. The Hitachi Data Systems implementation providing similar function was branded as ShadowImage.
FlashCopy is an IBM feature supported on various IBM storage devices that made it possible to create, nearly instantaneously, point-in-time snapshot copies of entire logical volumes or data sets. The Hitachi Data Systems implementation providing similar function was branded as ShadowImage.
Source: Wikipedia "FlashCopy" · CC BY-SA 4.0
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