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Vol. 4 No. 3 May 2005

Moving from tape to disk: A six-step guide

Ever since computers have had hard drives, tape backup has been a tedious but indispensable operational process for protecting data. Way back when, the problem was manually replacing tapes each time a tape volume was full. Tape robots alleviated this issue, but low tape capacities still meant frequent manual operations. But as tape capacity grew, online data grew even faster. Even if all the media management problems disappeared, tape backup would be, and always will be, hard-pressed to keep up. Sadly, it seems like no matter what tape innovations are available, tape backup is the IT equivalent of Sisyphus forever pushing a huge boulder uphill. But there's an alternative: Eliminate tape drives and offsite rotation completely, and store all primary and backup data on disk drives. I remember hearing EMC founder Richard Egan saying pretty much the same thing almost 20 years ago. "Why do we need tape drives?" Egan asked rhetorically. "We don't. Someday, everything will be stored on disk." Of course, one could argue that the father ...

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Features in this issue

  • Real-World DR

    by  Marc Staimer

    Storage administrators often ask what their peers are doing to solve DR problems. However, information of this type is usually difficult to make public. These case studies have a central theme: Increasing data levels and stricter compliance regulations are forcing companies to look to newer technologies to solve their growing DR and backup pains.

  • Build a winning storage budget

    by  Dick Benton

    This tip offers advice on taking a business-plan approach to the process of building a storage budget.

  • Virtualization at your service

    New twist on virtualization

Columns in this issue