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Summary: Evaluating Quorum Systems over the Internet
Yair Amir
Department of Computer Science
The Johns Hopkins University
Baltimore MD 21218
and the NASA Center of Excellence
in Space Data and Information Sciences
yairamir@cs.jhu.edu
Avishai Wool
Department of Applied Mathematics
and Computer Science
The Weizmann Institute of Science
Rehovot 76100, Israel
yash@wisdom.weizmann.ac.il
Abstract
Quorum systems serve as a basic tool providing a uni
form and reliable way to achieve coordination in a dis
tributed system. They are useful for distributed and repli
cated databases, name servers, mutual exclusion, and dis
tributed access control and signatures.
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