[DEBUG] [08/29/2026 02:39:21.368] [main] [EventStream(pekko://test)] logger log1-TestEventListener started 02:39:21,368 AM [test-pekko.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started [DEBUG] [08/29/2026 02:39:21.368] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started [DEBUG] [08/29/2026 02:39:21.368] [main] [EventStream(pekko://test)] Default Loggers started [INFO] [08/29/2026 02:39:21.390] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.150:17355] with UID [3226750178954936241] 02:39:21,390 AM [test-pekko.actor.default-dispatcher-6] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.150:17355] with UID [3226750178954936241] [INFO] [08/29/2026 02:39:21.391] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.150:17355] - Starting up, Pekko version [1.7.0] ... 02:39:21,391 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.150:17355] - Starting up, Pekko version [1.7.0] ... [INFO] [08/29/2026 02:39:21.395] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.150:17355] - Registered cluster JMX MBean [pekko:type=Cluster] [INFO] [08/29/2026 02:39:21.395] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.150:17355] - Started up successfully 02:39:21,395 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.150:17355] - Registered cluster JMX MBean [pekko:type=Cluster] 02:39:21,395 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.150:17355] - Started up successfully [INFO] [08/29/2026 02:39:21.397] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.150:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing 02:39:21,398 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.150:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing 02:39:21,398 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.150:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining [INFO] [08/29/2026 02:39:21.398] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.150:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 02:39:21,413 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,414 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,414 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 02:39:21,414 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true} 02:39:21,414 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior549#-189458584] 02:39:21,415 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader550#-77737585] 02:39:21,415 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender551#1838576103] 02:39:21,420 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,420 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,420 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]]} 02:39:21,420 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior552#954335985] 02:39:21,421 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader553#-288173381] 02:39:21,421 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender554#157159767] 02:39:21,425 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,425 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,426 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 02:39:21,426 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false} 02:39:21,426 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior555#-250270538] 02:39:21,427 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader556#-1630279988] 02:39:21,427 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender557#-1869283398] 02:39:21,431 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,431 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,431 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 02:39:21,431 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 02:39:21,431 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,431 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 02:39:21,431 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 02:39:21,431 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,431 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term. 02:39:21,431 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: [] 02:39:21,431 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. 02:39:21,431 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 02:39:21,431 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 02:39:21,432 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,432 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 02:39:21,432 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 02:39:21,432 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior558#-163610594] 02:39:21,433 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader559#-192583253] 02:39:21,433 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender560#1364531990] 02:39:21,436 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,436 AM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,436 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 02:39:21,436 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 02:39:21,436 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,436 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1 02:39:21,436 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 02:39:21,436 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 02:39:21,436 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 02:39:21,436 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 02:39:21,437 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior561#875972110] 02:39:21,437 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader562#1663603825] 02:39:21,437 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender563#-395509114] 02:39:21,440 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,440 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,440 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000 02:39:21,441 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior564#1172759716] 02:39:21,441 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader565#1571725603] 02:39:21,441 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender566#-1424437792] 02:39:21,444 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,444 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 02:39:21,444 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 02:39:21,444 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false} 02:39:21,444 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior567#-1633401760] 02:39:21,445 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader568#127315520] 02:39:21,445 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender569#-1211648814] 02:39:21,463 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries 02:39:21,464 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:21,464 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Election: Leader has following peers: [follower575, follower574] 02:39:21,464 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower575: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 02:39:21,464 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower574: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 02:39:22,472 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior570#-1529093109] 02:39:22,483 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader571#592288394] 02:39:22,483 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender572#-907324722] 02:39:22,483 AM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader573] 02:39:22,484 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower574#-636848681] 02:39:22,484 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower575#811605265] 02:39:22,488 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:22,488 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 02:39:22,488 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [08/29/2026 02:39:22.488] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader577#-817093278]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.489] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-817093278] 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'. 02:39:22,489 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-817093278] 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'. 02:39:22,489 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,489 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 [WARN] [08/29/2026 02:39:22.489] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader577#-817093278]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 02:39:22,489 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2 [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.489] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-817093278] 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'. 02:39:22,490 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-817093278] 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'. 02:39:22,490 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior576#-1236529062] 02:39:22,490 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader577#-817093278] 02:39:22,491 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender578#705240991] 02:39:22,494 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:22,495 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 02:39:22,495 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,495 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [08/29/2026 02:39:22.495] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#1414505746]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [08/29/2026 02:39:22.495] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#1414505746]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 02:39:22,495 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 [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.495] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.495] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] 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'. 02:39:22,495 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,495 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] 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'. 02:39:22,495 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] 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'. 02:39:22,495 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader [WARN] [08/29/2026 02:39:22.495] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#1414505746]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.495] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] 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'. 02:39:22,495 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1] 02:39:22,495 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] 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'. 02:39:22,495 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,496 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [08/29/2026 02:39:22.496] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#1414505746]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 02:39:22,496 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 [WARN] [08/29/2026 02:39:22.496] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#1414505746]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 02:39:22,496 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 02:39:22,496 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.496] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] to Actor[pekko://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 02:39:22,496 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior579#141826899] [WARN] [08/29/2026 02:39:22.496] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#1414505746]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 02:39:22,496 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] 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][08/29/2026 02:39:22.496] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 02:39:22,496 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 02:39:22,496 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] to Actor[pekko://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.496] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#1414505746] 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'. 02:39:22,497 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader580#1414505746] 02:39:22,497 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender581#-1765978770] 02:39:22,501 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 02:39:22,501 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,502 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 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,502 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-1413784827] 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'. 02:39:22,502 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 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 02:39:22,502 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-1413784827] 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'. 02:39:22,502 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [08/29/2026 02:39:22.502] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [08/29/2026 02:39:22.502] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 02:39:22,502 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [08/29/2026 02:39:22.502] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [08/29/2026 02:39:22.502] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 02:39:22,503 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.502] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-1413784827] to Actor[pekko://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [WARN] [08/29/2026 02:39:22.503] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][08/29/2026 02:39:22.502] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-1413784827] to Actor[pekko://test/user/$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/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 02:39:22,503 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [08/29/2026 02:39:22.503] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [WARN] [08/29/2026 02:39:22.503] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 02:39:22,503 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 [WARN] [08/29/2026 02:39:22.503] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 02:39:22,503 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 [WARN] [08/29/2026 02:39:22.503] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 02:39:22,503 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [08/29/2026 02:39:22.503] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 02:39:22,503 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior582#696252630] [WARN] [08/29/2026 02:39:22.503] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-1413784827]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 02:39:22,504 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader583#-1413784827] 02:39:22,504 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender584#1714465450] [INFO] [08/29/2026 02:39:22.506] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] 02:39:22,506 AM [test-pekko.actor.default-dispatcher-11] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason] 02:39:22,508 AM [test-pekko.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.150:17355] - Exiting completed 02:39:22,508 AM [test-pekko.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.150:17355] - Shutting down... [WARN] [08/29/2026 02:39:22.508] [test-pekko.actor.default-dispatcher-11] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.170.150:17355) 02:39:22,508 AM [test-pekko.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.150:17355] - Successfully shut down [INFO] [08/29/2026 02:39:22.507] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.150:17355] - Exiting completed [INFO] [08/29/2026 02:39:22.507] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.150:17355] - Shutting down... [INFO] [08/29/2026 02:39:22.508] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.150:17355] - Successfully shut down [INFO] [08/29/2026 02:39:22.510] [test-pekko.remote.default-remote-dispatcher-7] [pekko://test@10.30.170.150:17355/system/remoting-terminator] Shutting down remote daemon. [INFO] [08/29/2026 02:39:22.510] [test-pekko.remote.default-remote-dispatcher-7] [pekko://test@10.30.170.150:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports. 02:39:22,510 AM [test-pekko.actor.default-dispatcher-11] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon. 02:39:22,510 AM [test-pekko.actor.default-dispatcher-11] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports. [INFO] [08/29/2026 02:39:22.512] [test-pekko.remote.default-remote-dispatcher-9] [pekko://test@10.30.170.150:17355/system/remoting-terminator] Remoting shut down. 02:39:22,513 AM [test-pekko.actor.default-dispatcher-12] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down.