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Clusters for High Availability: A Primer of HP Solutions, Second Edition by Peter S. Weygant - Hewlett-Packard Company

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Foreword to the 1996 Edition

Over the last ten years, UNIX systems have moved from the specialized role of providing desktop computing power for engineers into the broader arena of commercial computing. This evolution is the result of continual dramatic improvements in functionality, reliability, performance, and supportability. We are now well into the next phase of the UNIX evolution: providing solutions for mission-critical computing.

To best meet the requirements of the data center for availability, scalability, and flexibility, Hewlett-Packard has developed a robust cluster architecture for HP-UX that combines multiple systems into a high availability cluster. Individual computers, known as nodes, are connected in a loosely-coupled manner, ...

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