作者: Sam Toueg , Bernadette Charron-Bost , Emmanuelle Anceaume , Pascale Minet
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摘要: The problem of group membership has been the focus much theoretical and experimental work on fault-tolerant distributed systems. This resulted in a voluminous literature several formal specifications this have given. In paper, we examine two most referenced show that they are unsatisfactory: One flaws formalism allows undesirable executions, other can be satisfied by useless protocols.