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[2019] COMPSCI 711 Parallel and Distributed Computing - Snapshot Algorithm

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Question 3 CourseNana.COM


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(a) Why is it difficult to obtain a consistent distributed snapshot in a distributed system? Use an example to support your argument. CourseNana.COM


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(b) What are the conditions that need to be satisfied to make a global state consistent? CourseNana.COM


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(c) Modify the Chandy-Lamport distributed snapshots algorithm so that all the channel states are recorded empty. You need to give a full description of the algorithm and explain why your algorithm can obtain a consistent distributed snapshot in terms of the discussion in CourseNana.COM

point (b). CourseNana.COM

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