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R - Maarten van Steen

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Flooding-based consensus<br />

• Assume:<br />

– Fail-crash semantics<br />

– Reliable failure detection<br />

– Unreliable communication<br />

• Basic idea:<br />

– Processes multicast their proposed operations<br />

– All apply the same selection procedure → all process will execute the<br />

same if no failures occur<br />

• Problem:<br />

– Suppose a process crashes before completing its multicast<br />

8.2 Process resilience

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