[DEBUG] [07/07/2025 20:55:36.597] [main] [EventStream(pekko://test)] logger log1-TestEventListener started
08:55:36,597 PM [test-pekko.actor.default-dispatcher-6] [INFO] Slf4jLogger - Slf4jLogger started
[DEBUG] [07/07/2025 20:55:36.597] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started
[DEBUG] [07/07/2025 20:55:36.597] [main] [EventStream(pekko://test)] Default Loggers started
[INFO] [07/07/2025 20:55:36.606] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.182:17355] with UID [1097589116845882209]
08:55:36,606 PM [test-pekko.actor.default-dispatcher-7] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.182:17355] with UID [1097589116845882209]
[INFO] [07/07/2025 20:55:36.607] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.182:17355] - Starting up, Pekko version [1.0.3] ...
08:55:36,607 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.182:17355] - Starting up, Pekko version [1.0.3] ...
[INFO] [07/07/2025 20:55:36.609] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.182:17355] - Registered cluster JMX MBean [pekko:type=Cluster]
08:55:36,609 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.182:17355] - Registered cluster JMX MBean [pekko:type=Cluster]
[INFO] [07/07/2025 20:55:36.609] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.182:17355] - Started up successfully
08:55:36,609 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.182:17355] - Started up successfully
08:55:36,610 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.182:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing
08:55:36,610 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.182:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining
[INFO] [07/07/2025 20:55:36.610] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.182:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing
[INFO] [07/07/2025 20:55:36.610] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.182:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining
08:55:36,622 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:36,622 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
08:55:36,622 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
08:55:36,622 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.622] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader554#1399299191]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[WARN] [07/07/2025 20:55:36.622] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader554#1399299191]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:55:36,622 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 2 in "AppendEntriesReply{term=2, success=true, followerId=follower-1, logLastIndex=2, logLastTerm=2, forceInstallSnapshot=false, needsLeaderAddress=false, payloadVersion=0, raftVersion=5, recipientRaftVersion=5}" message is greater than leader's term 1 - switching to Follower
08:55:36,622 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
08:55:36,622 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2
08:55:36,622 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior553#-2103383800]
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.622] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#1399299191] to Actor[pekko://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,622 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#1399299191] to Actor[pekko://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.622] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#1399299191] to Actor[pekko://test/user/$a] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,623 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#1399299191] to Actor[pekko://test/user/$a] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,633 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader554#1399299191]
08:55:36,633 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender555#1015945674]
08:55:36,635 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:36,635 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
08:55:36,635 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
08:55:36,635 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.635] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#255040851]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:55:36,636 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
08:55:36,636 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,636 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#255040851]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[WARN] [07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#255040851]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:55:36,636 PM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
08:55:36,636 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1]
08:55:36,636 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
08:55:36,636 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#255040851]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:55:36,636 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
[WARN] [07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#255040851]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:55:36,636 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
08:55:36,636 PM [main] [INFO] AbstractLeader - isolated-leader (Leader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
08:55:36,636 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#255040851]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:55:36,636 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior556#388615668]
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$a] was not delivered. [4] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.636] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.637] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,637 PM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$a] was not delivered. [4] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,637 PM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,637 PM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,637 PM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,637 PM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#255040851] to Actor[pekko://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,647 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader557#255040851]
08:55:36,647 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender558#1751842872]
08:55:36,650 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:36,650 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
08:55:36,650 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
08:55:36,650 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
08:55:36,650 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.650] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:55:36,650 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.650] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[WARN] [07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[WARN] [07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:55:36,651 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
08:55:36,651 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
08:55:36,651 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
[WARN] [07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:55:36,651 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#1842568088] to Actor[pekko://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,651 PM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
08:55:36,651 PM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#1842568088] to Actor[pekko://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,651 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
[WARN] [07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:55:36,651 PM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#1842568088] to Actor[pekko://test/user/$c] was not delivered. [10] dead letters encountered, no more dead letters will be logged in next [5.000 min]. If this is not an expected behavior then Actor[pekko://test/user/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,651 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[INFO] [pekkoDeadLetter][07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#1842568088] to Actor[pekko://test/user/$c] was not delivered. [10] dead letters encountered, no more dead letters will be logged in next [5.000 min]. If this is not an expected behavior then Actor[pekko://test/user/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
08:55:36,651 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:55:36,651 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:55:36,651 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:55:36,651 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
[WARN] [07/07/2025 20:55:36.651] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:55:36,651 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
08:55:36,651 PM [main] [INFO] AbstractLeader - isolated-leader (Leader): handleAppendEntriesReply: follower follower-3 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
08:55:36,652 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/07/2025 20:55:36.652] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#1842568088]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:55:36,652 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior559#-1708028081]
08:55:36,653 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader560#1842568088]
08:55:36,653 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender561#-107797720]
08:55:36,655 PM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries
08:55:36,656 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:36,656 PM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Election: Leader has following peers: [follower567, follower566]
08:55:36,656 PM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Checking sendAppendEntries for follower follower567: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1
08:55:36,656 PM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Checking sendAppendEntries for follower follower566: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1
08:55:37,656 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior562#1112371997]
08:55:37,667 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader563#-1886234158]
08:55:37,668 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender564#1507574903]
08:55:37,668 PM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader565]
08:55:37,668 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower566#182426925]
08:55:37,668 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower567#-351101892]
08:55:37,672 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:37,672 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,672 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): In requestVote: RequestVote{term=1, candidateId=test, lastLogIndex=10000, lastLogTerm=999} - currentTerm: 1, votedFor: test, lastIndex: 1, lastTerm: 1
08:55:37,672 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true}
08:55:37,673 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior568#-1896313313]
08:55:37,683 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader569#-1553613905]
08:55:37,684 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender570#1546266087]
08:55:37,686 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:37,686 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,686 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntries: AppendEntries{term=2, leaderId=leader-1, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=2, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[SimpleReplicatedLogEntry [index=0, term=2, payload=zero]]}
08:55:37,687 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior571#570351851]
08:55:37,697 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader572#560071561]
08:55:37,698 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender573#-1543868162]
08:55:37,700 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:37,700 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,700 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): In requestVote: RequestVote{term=1, candidateId=test, lastLogIndex=1999, lastLogTerm=1} - currentTerm: 1, votedFor: test, lastIndex: 2000, lastTerm: 1
08:55:37,700 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false}
08:55:37,700 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior574#-1133226317]
08:55:37,711 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader575#1611810219]
08:55:37,711 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender576#272583292]
08:55:37,714 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:37,714 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,714 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 100 in "AppendEntries{term=100, leaderId=leader-1, prevLogIndex=0, prevLogTerm=0, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}" message is greater than leader's term 1 - switching to Follower
08:55:37,714 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
08:55:37,714 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
08:55:37,714 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,714 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 100 in "AppendEntriesReply{term=100, success=false, followerId=follower-1, logLastIndex=100, logLastTerm=100, forceInstallSnapshot=false, needsLeaderAddress=false, payloadVersion=0, raftVersion=5, recipientRaftVersion=5}" message is greater than leader's term 1 - switching to Follower
08:55:37,714 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
08:55:37,714 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,714 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term.
08:55:37,714 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: []
08:55:37,714 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Candidate in requestVote:RequestVote{term=100, candidateId=candidate-1, lastLogIndex=10, lastLogTerm=100} with higher term appears reachable, updating term.
08:55:37,714 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 100 in "RequestVote{term=100, candidateId=candidate-1, lastLogIndex=10, lastLogTerm=100}" message is greater than leader's term 1 - switching to Follower
08:55:37,714 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
08:55:37,714 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,714 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 100 in "RequestVoteReply{term=100, voteGranted=false}" message is greater than leader's term 1 - switching to Follower
08:55:37,714 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
08:55:37,714 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior577#-2115269175]
08:55:37,725 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader578#1848422649]
08:55:37,725 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender579#1591057665]
08:55:37,727 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:37,727 PM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: []
08:55:37,727 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0
08:55:37,727 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0
08:55:37,727 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:37,727 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1
08:55:37,727 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2
08:55:37,727 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1
08:55:37,727 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2
08:55:37,727 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1
08:55:37,727 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior580#721269496]
08:55:37,738 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader581#1779153338]
08:55:37,738 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender582#-1046843386]
08:55:37,740 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:37,741 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,741 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000
08:55:37,741 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior583#-452632410]
08:55:37,751 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader584#614107851]
08:55:37,752 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender585#-598922219]
[WARN] [07/07/2025 20:55:37.752] [test-pekko.actor.default-dispatcher-13] [pekko://test/user/leader565] received dead letter from TestActor[pekko://test/user/leader565]: org.opendaylight.controller.cluster.raft.behaviors.AbstractLeader$SendHeartBeat@6cb7272b
08:55:37,754 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:55:37,754 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:55:37,754 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): In requestVote: RequestVote{term=999, candidateId=test, lastLogIndex=10000, lastLogTerm=999} - currentTerm: 1000, votedFor: null, lastIndex: 1, lastTerm: 1
08:55:37,754 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false}
08:55:37,754 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior586#-1429635531]
08:55:37,765 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader587#-955890238]
08:55:37,765 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender588#-2047283959]
08:55:37,766 PM [test-pekko.actor.default-dispatcher-6] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
[INFO] [07/07/2025 20:55:37.766] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
08:55:37,768 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.182:17355] - Exiting completed
08:55:37,768 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.182:17355] - Shutting down...
[WARN] [07/07/2025 20:55:37.768] [test-pekko.actor.default-dispatcher-13] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.171.182:17355)
08:55:37,768 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.182:17355] - Successfully shut down
[INFO] [07/07/2025 20:55:37.767] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.182:17355] - Exiting completed
[INFO] [07/07/2025 20:55:37.768] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.182:17355] - Shutting down...
[INFO] [07/07/2025 20:55:37.768] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.182:17355] - Successfully shut down
08:55:37,769 PM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon.
08:55:37,769 PM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports.
[INFO] [07/07/2025 20:55:37.769] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.182:17355/system/remoting-terminator] Shutting down remote daemon.
[INFO] [07/07/2025 20:55:37.769] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.182:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports.
[INFO] [07/07/2025 20:55:37.771] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.182:17355/system/remoting-terminator] Remoting shut down.
08:55:37,772 PM [test-pekko.actor.default-dispatcher-11] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down.
[DEBUG] [07/07/2025 20:55:37.772] [test-pekko.actor.internal-dispatcher-5] [EventStream] shutting down: StandardOutLogger