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Data Mirroring

1. Data Mirroring is the act of copying data from one storage medium to another in real time so that there are always two copies of the same data.

Related Terms: Mirroring.


BCMBoK Competency Level
BCMBoK 4: Recovery Strategy CL 4: Intermediate (DR)

(Source: Business Continuity Management Institute - BCM Institute)


2. A process whereby critical data is copied instantaneously to another location so that it is not lost in the event of a Business Continuity E/I/C.

(Source: Business Continuity Institute - BCI)