[DEBUG] [11/06/2025 23:27:16.299] [main] [EventStream(pekko://test)] logger log1-TestEventListener started 11:27:16,303 PM [test-pekko.actor.default-dispatcher-6] [INFO] Slf4jLogger - Slf4jLogger started [DEBUG] [11/06/2025 23:27:16.303] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started [DEBUG] [11/06/2025 23:27:16.303] [main] [EventStream(pekko://test)] Default Loggers started [INFO] [11/06/2025 23:27:16.319] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.161:17355] with UID [-807699169382936092] [INFO] [11/06/2025 23:27:16.320] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.161:17355] - Starting up, Pekko version [1.2.1] ... 11:27:16,320 PM [test-pekko.actor.default-dispatcher-6] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.161:17355] with UID [-807699169382936092] 11:27:16,320 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.161:17355] - Starting up, Pekko version [1.2.1] ... 11:27:16,327 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.161:17355] - Registered cluster JMX MBean [pekko:type=Cluster] 11:27:16,327 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.161:17355] - Started up successfully 11:27:16,327 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.161:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing 11:27:16,327 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.161:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining [INFO] [11/06/2025 23:27:16.323] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.161:17355] - Registered cluster JMX MBean [pekko:type=Cluster] [INFO] [11/06/2025 23:27:16.323] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.161:17355] - Started up successfully [INFO] [11/06/2025 23:27:16.324] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.161:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing [INFO] [11/06/2025 23:27:16.324] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.161:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 11:27:16,337 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,337 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,337 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 11:27:16,337 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true} 11:27:16,337 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior465#1445784903] 11:27:16,349 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader466#1340236029] 11:27:16,349 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender467#1589860724] 11:27:16,354 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,354 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,354 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]]} 11:27:16,354 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior468#-1018449379] 11:27:16,365 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader469#-1268260331] 11:27:16,365 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender470#439687678] 11:27:16,370 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,370 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,370 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 11:27:16,370 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false} 11:27:16,370 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior471#-1498860333] 11:27:16,381 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader472#935885149] 11:27:16,381 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender473#-871468107] 11:27:16,385 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,385 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,385 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 11:27:16,385 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 11:27:16,385 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,385 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 11:27:16,385 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 11:27:16,385 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,385 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term. 11:27:16,385 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: [] 11:27:16,385 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. 11:27:16,385 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 11:27:16,386 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 11:27:16,386 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,386 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 11:27:16,386 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 11:27:16,386 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior474#1423844445] 11:27:16,397 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader475#-1296596941] 11:27:16,397 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender476#-623333739] 11:27:16,400 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,400 PM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,400 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 11:27:16,400 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 11:27:16,400 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,400 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1 11:27:16,400 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 11:27:16,400 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 11:27:16,400 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 11:27:16,400 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 11:27:16,400 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior477#1424364458] 11:27:16,411 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader478#-778964553] 11:27:16,411 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender479#1703223751] 11:27:16,415 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,415 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,415 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000 11:27:16,415 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior480#-907711964] 11:27:16,426 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader481#-1031416439] 11:27:16,426 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender482#-1666411986] 11:27:16,429 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,429 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:27:16,429 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 11:27:16,429 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false} 11:27:16,429 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior483#-1835173930] 11:27:16,440 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader484#1611024360] 11:27:16,440 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender485#-417227025] 11:27:16,444 PM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries 11:27:16,446 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:16,446 PM [main] [DEBUG] AbstractLeader - leader489 (IsolatedLeader): Election: Leader has following peers: [follower490, follower491] 11:27:16,446 PM [main] [DEBUG] AbstractLeader - leader489 (IsolatedLeader): Checking sendAppendEntries for follower follower490: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 11:27:16,446 PM [main] [DEBUG] AbstractLeader - leader489 (IsolatedLeader): Checking sendAppendEntries for follower follower491: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 11:27:17,454 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior486#893319193] 11:27:17,465 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader487#-278860588] 11:27:17,465 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender488#376963070] 11:27:17,465 PM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader489] 11:27:17,465 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower490#476288211] 11:27:17,466 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower491#-759985487] 11:27:17,470 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:17,471 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 11:27:17,471 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:27:17,471 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:27:17,471 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 [WARN] [11/06/2025 23:27:17.471] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader493#622253179]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [11/06/2025 23:27:17.471] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader493#622253179]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 11:27:17,471 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2 11:27:17,471 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior492#-1990495963] [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.471] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader493#622253179] to Actor[pekko://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.472] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader493#622253179] 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'. 11:27:17,472 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader493#622253179] 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'. 11:27:17,472 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader493#622253179] 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'. 11:27:17,482 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader493#622253179] 11:27:17,482 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender494#-438808771] 11:27:17,487 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:17,487 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 11:27:17,487 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.487] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader496#-2140138380]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.487] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,488 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:27:17,488 PM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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] [11/06/2025 23:27:17.488] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader496#-2140138380]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.488] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,488 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,488 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 11:27:17,488 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.488] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader496#-2140138380]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.489] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,489 PM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,489 PM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 11:27:17,489 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1] 11:27:17,489 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.489] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader496#-2140138380]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.489] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,489 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,489 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.490] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader496#-2140138380]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.490] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,490 PM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,490 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 11:27:17,490 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 11:27:17,490 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.490] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader496#-2140138380]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 11:27:17,490 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] to Actor[pekko://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.490] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader496#-2140138380] 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'. 11:27:17,491 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior495#-1165208052] 11:27:17,501 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader496#-2140138380] 11:27:17,501 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender497#-596463498] 11:27:17,506 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 11:27:17,506 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 11:27:17,506 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.507] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.507] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader499#1805863679] 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'. 11:27:17,507 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader499#1805863679] 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'. 11:27:17,507 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.507] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][11/06/2025 23:27:17.507] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader499#1805863679] 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'. 11:27:17,507 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader499#1805863679] 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'. 11:27:17,508 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.508] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 11:27:17,508 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.508] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 11:27:17,508 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 11:27:17,508 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.508] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 11:27:17,508 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 11:27:17,508 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.509] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 11:27:17,509 PM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 11:27:17,509 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 11:27:17,509 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.509] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 11:27:17,509 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.509] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 11:27:17,509 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.509] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 11:27:17,509 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.509] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 11:27:17,510 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 11:27:17,510 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 11:27:17,510 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [11/06/2025 23:27:17.510] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader499#1805863679]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 11:27:17,510 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior498#-407823878] 11:27:17,521 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader499#1805863679] 11:27:17,521 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender500#2034689331] [INFO] [11/06/2025 23:27:17.523] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] 11:27:17,524 PM [test-pekko.actor.default-dispatcher-7] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [WARN] [11/06/2025 23:27:17.524] [test-pekko.actor.default-dispatcher-12] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.170.161:17355) 11:27:17,525 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.161:17355] - Exiting completed 11:27:17,525 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.161:17355] - Shutting down... 11:27:17,525 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.161:17355] - Successfully shut down [INFO] [11/06/2025 23:27:17.525] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.161:17355] - Exiting completed [INFO] [11/06/2025 23:27:17.525] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.161:17355] - Shutting down... [INFO] [11/06/2025 23:27:17.525] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.161:17355] - Successfully shut down [INFO] [11/06/2025 23:27:17.527] [test-pekko.remote.default-remote-dispatcher-10] [pekko://test@10.30.170.161:17355/system/remoting-terminator] Shutting down remote daemon. 11:27:17,527 PM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon. [INFO] [11/06/2025 23:27:17.527] [test-pekko.remote.default-remote-dispatcher-10] [pekko://test@10.30.170.161:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports. 11:27:17,527 PM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports. [INFO] [11/06/2025 23:27:17.529] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.170.161:17355/system/remoting-terminator] Remoting shut down. 11:27:17,530 PM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down.