DR in a Virtual Environment Using Imaging Technologies

Virtualization technology presents a classic dilemma for IT departments. On the positive side, virtualization offers clear economic and operational benefits for consolidating servers, supporting legacy applications, and managing pre-production test environments. Yet it also presents a disaster-recovery challenge. Virtualization not only puts many eggs in one basket, magnifying the impact of hardware failures; it also complicates backup and recovery. Using simple back-up techniques on a server that hosts multiple virtual machines isn’t sufficient to ensure that the state of individual virtual machines is fully recoverable. IT managers that are planning to employ virtualization are discovering that they need data protection…