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Vol. 1 No. 12 February 2003

Off-site copies on the cheap

If you're not enhancing your data protection system by using ATA disk arrays, you should be. New ATA disks arrays connected to SCSI or Fibre Channel (FC) converters offer high-capacity, SAN- or NAS-addressable storage for as little as $5,000/TB. I wrote about these arrays in the June ("Surprise! Cheap disks cure slow backup") and September ("Pick the right ATA array for backup") issues of Storage, and explained how people are using them as a disk cache for their tape-based backup and recovery systems. This article concentrates on other ways to use these incredibly inexpensive arrays to increase the level of data protection in your environment. ATA disk arrays make an excellent target for off-site replication. Traditionally, replication is relatively high on the adoption curve. First, people make sure their data is being backed up. Then they make sure that it's protected against disasters by moving and backing it up off site. After that, most storage administrators begin to look at high-availability designs. Most ...

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Features in this issue

  • Midrange Arrays Inherit High-End Smarts

    Virtualization layers, once a feature of only the most expensive storage subsystems, are beginning to ship with midrange storage systems.

  • Optimize database storage

    by  Jim Booth

    In this article, author and consultant Jim Booth maintains that different database objects may each require their own type of storage to make the database operations run more smoothly. Whether you're dealing with tablespaces, indexes, redo logs or archives -- there's a right and wrong storage choice for each database component. This article explains what they are.

  • Inside the new Symmetrix

    by  Michael Desmond

    Inside the new Symmetrix

Columns in this issue