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This Auto-recovery node has to be started in each Bookie machine. All recovery nodes will participate in leader election and one Auditor may become the leader and others will just watch the elected auditor failure to participate again in next election.

Auditor:

Once the Auditor thread is started, the auditor elector will go for the election to win the auditing job for Bookie cluster. Here, auditing job would be that, it has to detect the under-replicated ledgers in the cluster due to Bookie failures.

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