David Marwood

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This paper exposes the concurrency control problem in groupware when it is implemented as a distributed system. Traditional concurrency control methods cannot be applied directly to groupware because system interactions include people as well as computers. Methods, such as locking, serialization, and their degree of optimism, are shown to have quite(More)
The growing popularity of the World Wide Web is placing tremendous demands on the Internet. A key strategy for scaling the Internet to meet these increasing demands is to cache data near clients and thus improve access latency and reduce network and server load. Unfortunately, research in this area has been hampered by a poor understanding of the locality(More)
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