Introduction

The world of storage is beginning to undergo a massive evolution. The next few years will bring changes to the technology, market, and vendor base like nothing we have ever seen. The changes will be as profound and far-reaching as the migration from mainframes to UNIX and then to Linux in their impact on the IT industry.
Many pillars of our industry are about to be toppled. We are seeing consolidation already, as with Dell and EMC, and acquisitions too are changing the face of the industry. The advent of new technologies such as SSD and the ascendancy of Ethernet as a storage network have doomed the traditional RAID array and forced very rapid changes across array vendors.
At the same time, alternatives to network-attached storage such ...

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