Designed for cloud computing, the Hadoop data management system handles petabytes of data at a time, pairing Google's MapReduce with a distributed file management system for use on large clusters.
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Eric Baldeschwieler, Yahoo's vice president of Hadoop engineering, stands amidst Yahoo's supercomputing cluster for university research, M45, named after one of the best know open star clusters. It has 4,000 processors, 3 terabytes of memory, 1.5 petabytes of disks and a peak performance of more than 27 teraflops. M45 in this photo is running the latest version of Hadoop.
Google in the Enterprise SurveyThere's no doubt Google has made headway into businesses: Just 28 percent discourage or ban use of its productivity products, and 69 percent cite Google Apps' good or excellent mobility. But progress could still stall: 59 percent of nonusers distrust the security of Google's cloud. Its data privacy is an open question, and 37 percent worry about integration.