The overall task of selecting a JMS should not be taken lightly by compute site administrators and managers as it requires a rigorous study that may take weeks if not months to reach a satisfying decision. This article has attempted to educate the reader about how to evaluate and compare the three most popular JMSs that are available on the Sun HPC platform.
The first part of this article outlined the classification of the most important JMS features and requirements. The second portion of this article was devoted to a brief architectural description of the three JMSs and the Cluster Runtime Environment. Finally, the last part portion of this article compared the three JMSs and offered useful recommendations on how to select the most appropriate JMS on a Sun platform.