XIV’s Tier 1 external-disk system is completely distributed. It packages all data storage into 1MB chunks and spreads them around the system, so that no one or two disks have to handle most of the workload. This saves on disk life and increases performance.
– A full 18 months after IBM plunked down $300
million in January 2008 to buy relatively unknown XIV and its large-scale
storage systems, Big Blue on July 14 finally announced its own enhancements to
the product line.

XIV’s Tier 1 external-disk system is completely distributed. It packages all
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