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March 2017, Vol. 16, No. 1

SAN arrays maintain primary data storage dominance, for now

Enterprises today may be discovering new and innovative ways to make better use of secondary storage assets to advance business interests through improved analytics, data protection and DevOps, but it is primary data storage that remains the lifeblood of most organizations. And while newer primary storage system technologies such as unified arrays and hyper-converged infrastructures have gained market share over the last few years, most data centers continue to run off the tried-and-true, good-old SAN and NAS arrays. In fact, the numbers aren't close at all. Surveys show that more than two-thirds of enterprises currently deploy SANs for primary storage, followed by NAS arrays at around a third. Both of these far outnumber hyper-converged, converged and unified arrays, which account for a mere 10% of primary storage deployments each. These ratios are changing, however, albeit slightly. When asked about their primary storage purchase plans for the next 12 months, a lower percentage of respondents (slightly less than half) ...

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