The Communication Software and Parallel Environment of the IBM SP2

This paper describes the software available on the IBM SP2* for parallel program development and execution. It presents the rationale for the design of the Message-Passing Library used on the SP2, outlines its current implentation, and gives information on performance. In addition, the paper describes the programming environment and the program development tools available for developing and executing parallel codes. (ScalParSys)

By: Marc Snir, Peter Hochschild, D. Frye (IBM Power Parallel Systems), and Kevin Gildea (IBM Power Parallel Systems)

Published in: IBM Systems Journal, volume 34, (no 2), pages 205-21 in 1995

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