heterogeneous computers to be used as a coherent and flexible concurrent computational resource, or a "parallel virtual machine". The individual computers may be shared- or local-memory multiprocessors, vector supercomputers, specialized graphics engines, or scalar workstations and PCs, that may be interconnected by a variety of networks, such as Ethernet or FDDI. PVM consists of a run-time environment and library for message-passing, task and resource management, and fault notification. While PVM…
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