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Vol. 7 No. 7 September 2008

Don't get stuck with old backup ideas: Best Practices

Backup may have been around forever, but it sure looks different these days. It's said a shark must keep moving or die. While this may not be entirely true, it's something to consider when talking about the realities of IT today. If you aren't moving forward, you're almost certainly falling behind, and standing still inevitably leads to an inability to meet the service needs of your organization. Data backup is as old as computing itself. Ever since the first paper tapes and punch-card decks were duplicated, IT admins have recognized the need for multiple copies to guard against the unexpected. But even in the days of batch computing, accomplishing this task presented the ever-familiar challenges of resource constraints, limited time to accomplish the backup and managing multiple copies. Until recently, the basic nature of backup has remained largely a batch-oriented tape management process. Magnetic tape, evolving for decades in terms of speed, capacity and reliability, was the core technology that enabled offsite and long-term...

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Features in this issue

  • Ask the Experts: RTOs and RPOs

    Is there a standard ratio between RTOs and RPOs, or are they independent of each other?

  • CDP in depth

    Continuous data protection (CDP) technology is now a viable alternative to traditional backup software and storage system-based replication software. But CDP products can vary significantly, especially in the context of different storage architectures. Depending on specific environments, companies may have to evaluate very different criteria before settling on a CDP product.

  • The lure of open-source backup programs

Columns in this issue