Chapter 10. Redundancy Over Distance with Remote Copy

Upon completing this chapter, you will be able to

  • Participate in planning meetings and discussions in your company related to disaster protection and remote copy solutions

  • Describe and diagram remote copy designs, including bunker storage and remote tertiary storage

  • Analyze the system performance impact of remote copy implementations, including distance

  • Discuss designs of remote copy products with vendors and compare product feature capabilities

Most redundancy technologies cover component failures such as disk drive, GBIC, cable, host bus adapter (HBA), or controller failures. But component failures are not the only threat to data access, of course. Storage subsystems can also fail or suffer ...

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