Thursday, September 4, 2014

The Rack Endgame: A New Storage Architecture For the Data Center

Although today’s enterprise storage arrays target “the fat middle” of the market, virtualized and distributed storage change everything. What form does enterprise storage take in the new data center? Think top-of-rack flash, bottom-of-rack capacity, and a whole world of new interconnects!

Two Kinds of Storage
Enterprise storage has two jobs to do: Long-term capacity and short-term retention. In other words, applications don’t treat primary storage resources the same, but we’ve historically used a single solution for both performance and capacity. As I discussed in “The Fat Middle: Today’s Enterprise Storage Array“, this was necessary because we lacked any mechanism to identify and move storage in the heterogeneous data centers of yesterday.

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