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Vol. 1 No. 8 October 2002

Where ATA arrays can save you money

In the enterprise storage array market, SCSI has traditionally been the only game in town. IT managers rarely think twice about rubber-stamping orders for disk arrays using high-end SCSI hardware, especially for use in data centers and other mission-critical environments. Today, however, SCSI may be losing its iron grip on the enterprise RAID market. A growing number of storage vendors have introduced ATA-based RAID products that offer solid - and rapidly improving - performance and reliability, combined with management tools suitable for enterprise applications. Many of these products are designed primarily for disk-to-disk backup applications. Analysts, vendors and end users generally agree that SCSI-based RAID is still the best choice for volatile, high-intensity applications such as databases. Yet many analysts also predict that ATA technology, as well as new products based on the next-generation Serial ATA standard will eventually challenge SCSI even in the high-end enterprise RAID market. "In the past," says Tim Klein, CEO...

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