[DEBUG] [03/18/2026 08:22:37.662] [main] [EventStream(pekko://test)] logger log1-TestEventListener started
08:22:37,662 AM [test-pekko.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started
[DEBUG] [03/18/2026 08:22:37.662] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started
[DEBUG] [03/18/2026 08:22:37.662] [main] [EventStream(pekko://test)] Default Loggers started
[INFO] [03/18/2026 08:22:37.677] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.100:17355] with UID [-8276732722168739655]
[INFO] [03/18/2026 08:22:37.677] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.100:17355] - Starting up, Pekko version [1.2.1] ...
08:22:37,678 AM [test-pekko.actor.default-dispatcher-6] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.100:17355] with UID [-8276732722168739655]
08:22:37,678 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.100:17355] - Starting up, Pekko version [1.2.1] ...
[INFO] [03/18/2026 08:22:37.680] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.100:17355] - Registered cluster JMX MBean [pekko:type=Cluster]
08:22:37,680 AM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.100:17355] - Registered cluster JMX MBean [pekko:type=Cluster]
[INFO] [03/18/2026 08:22:37.680] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.100:17355] - Started up successfully
08:22:37,680 AM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.100:17355] - Started up successfully
[INFO] [03/18/2026 08:22:37.681] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.100:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing
[INFO] [03/18/2026 08:22:37.681] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.100:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining
08:22:37,681 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.100:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing
08:22:37,681 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.100:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining
08:22:37,690 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,691 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,691 AM [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
08:22:37,691 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true}
08:22:37,691 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior549#1560903806]
08:22:37,702 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader550#-1454404689]
08:22:37,702 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender551#556477624]
08:22:37,705 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,705 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,705 AM [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]]}
08:22:37,705 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior552#2090396887]
08:22:37,716 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader553#1477129397]
08:22:37,716 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender554#317416835]
08:22:37,720 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,720 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,720 AM [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
08:22:37,720 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false}
08:22:37,720 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior555#-1140818212]
08:22:37,731 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader556#-1018804754]
08:22:37,731 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender557#1746273342]
08:22:37,733 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,734 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,734 AM [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
08:22:37,734 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
08:22:37,734 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,734 AM [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
08:22:37,734 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
08:22:37,734 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,734 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term.
08:22:37,734 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: []
08:22:37,734 AM [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.
08:22:37,734 AM [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
08:22:37,734 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
08:22:37,734 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,734 AM [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
08:22:37,734 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
08:22:37,735 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior558#-198591667]
08:22:37,745 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader559#1923852843]
08:22:37,745 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender560#202572882]
08:22:37,749 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,749 AM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: []
08:22:37,749 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0
08:22:37,749 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0
08:22:37,749 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,749 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1
08:22:37,749 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2
08:22:37,749 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1
08:22:37,749 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2
08:22:37,749 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1
08:22:37,749 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior561#-855239716]
08:22:37,760 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader562#-520460173]
08:22:37,760 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender563#-1269123962]
08:22:37,764 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,764 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,764 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000
08:22:37,764 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior564#1198912288]
08:22:37,775 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader565#-1466662152]
08:22:37,775 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender566#1503267447]
08:22:37,777 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,778 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
08:22:37,778 AM [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
08:22:37,778 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false}
08:22:37,778 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior567#-46175804]
08:22:37,789 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader568#-776165301]
08:22:37,789 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender569#1914100185]
08:22:37,793 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries
08:22:37,794 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:37,795 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Election: Leader has following peers: [follower575, follower574]
08:22:37,795 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower575: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1
08:22:37,795 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower574: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1
08:22:38,803 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior570#-1740750856]
08:22:38,814 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader571#-1822157841]
08:22:38,814 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender572#1300038681]
08:22:38,814 AM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader573]
08:22:38,814 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower574#2016889437]
08:22:38,815 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower575#327926824]
08:22:38,819 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:38,819 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
08:22:38,819 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
08:22:38,819 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.819] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader577#-1460431810]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[WARN] [03/18/2026 08:22:38.819] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader577#-1460431810]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:22:38,819 AM [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
08:22:38,820 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2
08:22:38,820 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior576#-142030410]
08:22:38,820 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-1460431810] 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'.
08:22:38,820 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-1460431810] 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'.
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.819] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-1460431810] to Actor[pekko://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.820] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-1460431810] 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'.
08:22:38,831 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader577#-1460431810]
08:22:38,831 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender578#-625778977]
08:22:38,835 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:38,835 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
08:22:38,835 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.835] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#1996883662]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.835] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,835 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,835 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.835] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#1996883662]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.836] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,836 AM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,836 AM [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
08:22:38,836 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.836] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#1996883662]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:22:38,836 AM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] to Actor[pekko://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.836] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,836 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
08:22:38,836 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1]
08:22:38,836 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.837] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#1996883662]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.837] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,837 AM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,837 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.837] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#1996883662]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:22:38,837 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.837] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,837 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
08:22:38,837 AM [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
08:22:38,837 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.837] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#1996883662]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.838] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,838 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1996883662] 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'.
08:22:38,838 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior579#1429794302]
08:22:38,848 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader580#1996883662]
08:22:38,848 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender581#-1223864979]
08:22:38,852 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
08:22:38,852 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
08:22:38,852 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.852] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.852] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#760192584] 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'.
08:22:38,852 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
08:22:38,852 AM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#760192584] 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'.
[WARN] [03/18/2026 08:22:38.853] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][03/18/2026 08:22:38.853] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#760192584] 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'.
08:22:38,853 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#760192584] 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'.
08:22:38,853 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.853] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:22:38,853 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.853] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:22:38,854 AM [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
08:22:38,854 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.854] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:22:38,854 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
08:22:38,854 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.854] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:22:38,854 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
08:22:38,854 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
08:22:38,854 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.854] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:22:38,854 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.855] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
08:22:38,855 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.855] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:22:38,855 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.855] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:22:38,855 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
08:22:38,855 AM [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
08:22:38,855 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [03/18/2026 08:22:38.855] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#760192584]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
08:22:38,856 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior582#-1586027673]
08:22:38,866 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader583#760192584]
08:22:38,866 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender584#-1733579238]
[INFO] [03/18/2026 08:22:38.867] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
08:22:38,867 AM [test-pekko.actor.default-dispatcher-7] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
[WARN] [03/18/2026 08:22:38.868] [test-pekko.actor.default-dispatcher-7] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.171.100:17355)
08:22:38,870 AM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.100:17355] - Exiting completed
08:22:38,870 AM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.100:17355] - Shutting down...
08:22:38,870 AM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.100:17355] - Successfully shut down
[INFO] [03/18/2026 08:22:38.869] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.100:17355] - Exiting completed
08:22:38,871 AM [test-pekko.actor.default-dispatcher-5] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon.
08:22:38,871 AM [test-pekko.actor.default-dispatcher-5] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports.
[INFO] [03/18/2026 08:22:38.869] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.100:17355] - Shutting down...
[INFO] [03/18/2026 08:22:38.869] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.100:17355] - Successfully shut down
[INFO] [03/18/2026 08:22:38.871] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.100:17355/system/remoting-terminator] Shutting down remote daemon.
[INFO] [03/18/2026 08:22:38.871] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.100:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports.