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A summary of and historical perspective on work done to implement easy-to-share distributed file systems based on the Unix model are presented. Andrew and Coda are distributed Unix file systems that embody many of the recent advances in solving the problem of data sharing in large, physically dispersed workstation environments. The Andrew architecture is presented, the scalability and security of the system are discussed. The Coda system is examined, with emphasis on its high availability.>
Mahadev Satyanarayanan (Tue,) studied this question.