Basic HTML version of Foils prepared May 7 1996

Foil 131 Advantages/Disadvantages to Using PVM

From MetaComputing -- MRA Meeting Part I:Concepts and Issues Tutorial for CRPC MRA Meeting at Cornell -- May 7 1996. by Mark Baker, Geoffrey Fox
Disadvantages
Performance: Even with recent advancements, PVM may be slower than other message passing languages
There is no real PVM standard
It is deficient in some of the message passing functionality.
Limited fault tolerance. The user must monitor the processes and hosts to insure that no hosts have gone down during execution. In this event, the user must reset the virtual machine and restart the processes.

Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu

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