Leader Election and Log Replication in Raft – Part 2

In the last part of this post, I gave a general overview of Raft followed by Leader Election algorithm. We now need to discuss, how leader does the consistent replication of log onto the follower nodes, few more safety properties, and constraints on the election mechanism. Log Replication For now let's assume that client requests... Continue Reading →

Leader Election and Log Replication in Raft – Part 1

In this post, I will talk about two critical components of Raft consensus algorithm. My post will majorly focus on the explanation of these concepts as I interpreted from this extremely good paper on Raft. Of few papers I have read, it is one of the most well written paper on distributed systems and related... Continue Reading →

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