You are basically describing the consensus problem [1] and one of the most popular algorithms used to solve is the paxos algorithm [2] [1] - http://en.wikipedi

You are basically describing the consensus problem [1] and one of the most popular algorithms used to solve is the paxos algorithm [2] [1] - http://en.wikipedia.org/wiki/Consensus_%28computer_science%29 http://en.wikipedia.org/wiki/Consensus_%28computer_science%2... [2]- http://en.wikipedia.org/wiki/Paxos_(computer_science) http://en.wikipedia.org/wiki/Paxos_(computer_science)