Takayuki Nakagawa

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Recent developments of global computing systems such as Ninf, NetSolve and Globus have opened up the oppor-tunites for providing high-performance computing services over wide-area networks. However, most research focused on the individual architectural aspects of the system, or application deployment examples, instead of the necessary charactersistics such(More)
This paper discusses the design concepts of a lock mechanism for a Parallel Inference Machine (the PIM/c prototype) and investigates the performance of the mechanism in detail. Lock operations are extremely frequent on the PIM; however, lock contention rarely occurs during normal memory usage. For this reason, the lock mechanism is designed so as to(More)
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