Portability and performance for parallel processing [Book Reviews]

Portability and Performance for Parallel Processing edited by Tony Hey and Jeanne Ferrante 272 pages $49.95 John Wiley &Sons, Chichester, UK 1994 ISBN 0-47 1-94246-4 retrieving data due to polling. This cost is negligible if the system is close to periodic, a somewhat uncommon situation in distributed environments. Schiitz then introduces the concept of testing a distributed system. He presents three ways to do a cluster test, where a cluster is a set of nodes forming a part of a distributed system: