"Just a few years ago, clustering technology was only for
companies with huge budgets and sizeable IT departments. An
enterprise needed workers with a fair amount of specialized
knowledge to set up a clustered system, and costs could be
"Now, however, the practice of using Commodity Off The Shelf
(COTS) systems as cluster nodes has driven prices down
considerably. Companies that would have considered clustering too
expensive and complicated just a few years ago are taking the
plunge. And their goal is not just to achieve high performance.
High availability is also a top priority.
"Red Hat's Brian Stevens confirmed that clustering has become
cost-effective for smaller operations, thanks to increasing
popularity of systems that use commodity hardware and Linux. 'It's
not necessarily just for eBay or Wall Street anymore,' he told
NewsFactor, adding that 'applications are at the department level
now, and not just the IT backbone and Web presence...'"
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