Identifies the unique accept message, and hence unique value, which is being committed into the identified slot.
A value which changes for each heartbeat message which indicates that the leader is alive.
A value which changes for each heartbeat message which indicates that the leader is alive.
Identifies the unique accept message, and hence unique value, which is being committed into the identified slot.
Commit messages indicate the highest committed log stream number. The leader shall heartbeat this message type to indicate that it is alive. Followers must:
1. Commit the specified message in the log index if-and-only-if all previous values have been committed in order. 1. Request retransmission of any messages not known to have been committed at lower log index slot.
Note that the leader must commit messages in log index order itself which implies that any prior slots user the same leader number have also been committed by the leader.
Identifies the unique accept message, and hence unique value, which is being committed into the identified slot.
A value which changes for each heartbeat message which indicates that the leader is alive.