While PVM is OK for small scale use (maybe up to 10 or 20 nodes in a VM), it doesn't scale well above that, and lacks much of the finesse of a proper queueing scheduler, making it unsuitable for use in an environment of managed and equitably shared resources.​

Please note that the 2019 CSD Release is the last to include the ability to use GOLD with Parallel Virtual Machine (PVM) for UNIX-based platforms. We recommend using a grid-engine based environment rather than PVM.

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