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Linux Journal: Linux in Government: Navy Sonar Opens New Opportunities for Linux Clusters...

Sep 19, 2004, 16:00 (0 Talkback[s])
(Other stories by Tom Adelstein)

[ Thanks to Tom Adelstein for this link. ]

"Lockheed Martin delivered a High Performance Computing (HPC) solution to the US Navy last year to run sonar systems in nuclear submarines. The solutions involved Apple Xserve systems using G4 processors and a Red Hat Linux-based operating system. While few people noticed the announcements made by Terra Soft, makers of Yellow Dog Linux, the event triggered ripples in the industry.

"The Lockheed Martin Linux systems varied in two respects from the standard solution of the Apple Xserve. First, the solution did not use Apple's Mac OS X operating system. Secondly, Lockheed Martin built their own chassis and only used the internals of the Xserve. Lockheed Martin wanted the G4 PowerPC chips and Linux to provide a low heat, low power consumption solution. On a nuclear submarine, such features are essential..."

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