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add CommitIndex API #560

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merged 2 commits into from Jul 10, 2023
Merged

add CommitIndex API #560

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34372fb
add CommitIndex API
niebayes Jun 27, 2023
cb1cb83
fix format issues
niebayes Jul 1, 2023
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7 changes: 7 additions & 0 deletions api.go
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Expand Up @@ -1194,6 +1194,13 @@ func (r *Raft) LastIndex() uint64 {
return r.getLastIndex()
}

// CommitIndex returns the committed index.
// This API maybe helpful for server to implement the read index optimization
// as described in the Raft paper.
func (r *Raft) CommitIndex() uint64 {
return r.getCommitIndex()
}

// AppliedIndex returns the last index applied to the FSM. This is generally
// lagging behind the last index, especially for indexes that are persisted but
// have not yet been considered committed by the leader. NOTE - this reflects
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