[DEBUG] [03/18/2026 16:25:20.112] [main] [EventStream(pekko://test)] logger log1-TestEventListener started 04:25:20,117 PM [test-pekko.actor.default-dispatcher-6] [INFO] Slf4jLogger - Slf4jLogger started [DEBUG] [03/18/2026 16:25:20.117] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started [DEBUG] [03/18/2026 16:25:20.117] [main] [EventStream(pekko://test)] Default Loggers started [INFO] [03/18/2026 16:25:20.129] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.0:17355] with UID [5880103427486109364] 04:25:20,129 PM [test-pekko.actor.default-dispatcher-5] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.0:17355] with UID [5880103427486109364] [INFO] [03/18/2026 16:25:20.130] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.0:17355] - Starting up, Pekko version [1.4.0] ... 04:25:20,130 PM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.0:17355] - Starting up, Pekko version [1.4.0] ... [INFO] [03/18/2026 16:25:20.132] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.0:17355] - Registered cluster JMX MBean [pekko:type=Cluster] 04:25:20,132 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.0:17355] - Registered cluster JMX MBean [pekko:type=Cluster] [INFO] [03/18/2026 16:25:20.132] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.0:17355] - Started up successfully 04:25:20,132 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.0:17355] - Started up successfully [INFO] [03/18/2026 16:25:20.133] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.0:17355] - 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 16:25:20.133] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.0:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 04:25:20,133 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.0:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing 04:25:20,133 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.0:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 04:25:20,151 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,151 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,151 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 04:25:20,151 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true} 04:25:20,152 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior549#13727039] 04:25:20,163 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader550#-2095672466] 04:25:20,163 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender551#-286066767] 04:25:20,166 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,166 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,166 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]]} 04:25:20,166 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior552#266900351] 04:25:20,176 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader553#-1059344406] 04:25:20,177 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender554#1525723282] 04:25:20,181 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,181 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,181 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 04:25:20,181 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false} 04:25:20,181 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior555#1613311779] 04:25:20,192 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader556#681676843] 04:25:20,192 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender557#-1428727628] 04:25:20,195 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,195 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,195 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 04:25:20,195 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 04:25:20,195 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,195 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 04:25:20,195 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 04:25:20,195 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,195 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term. 04:25:20,195 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: [] 04:25:20,195 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. 04:25:20,195 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 04:25:20,195 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 04:25:20,195 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,195 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 04:25:20,196 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 04:25:20,196 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior558#-1606005619] 04:25:20,206 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader559#-1683171308] 04:25:20,206 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender560#-164934533] 04:25:20,209 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,209 PM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,209 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 04:25:20,209 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 04:25:20,209 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,209 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1 04:25:20,209 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 04:25:20,209 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 04:25:20,209 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 04:25:20,209 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 04:25:20,209 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior561#434382154] 04:25:20,220 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader562#-1310949393] 04:25:20,220 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender563#-193170165] 04:25:20,223 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,223 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,224 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000 04:25:20,224 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior564#2002763775] 04:25:20,235 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader565#1629364281] 04:25:20,235 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender566#-1505429246] 04:25:20,237 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,237 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 04:25:20,237 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 04:25:20,237 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false} 04:25:20,238 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior567#1100787189] 04:25:20,248 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader568#1134325686] 04:25:20,248 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender569#-293750045] 04:25:20,253 PM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries 04:25:20,255 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:20,255 PM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Election: Leader has following peers: [follower575, follower574] 04:25:20,255 PM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower575: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 04:25:20,255 PM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower574: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 04:25:21,264 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior570#-2106668442] 04:25:21,275 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader571#-1902011098] 04:25:21,275 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender572#-224581471] 04:25:21,275 PM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader573] 04:25:21,275 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower574#-1751192217] 04:25:21,277 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower575#1490003182] 04:25:21,281 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:21,281 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 04:25:21,281 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 04:25:21,281 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 04:25:21,281 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] [03/18/2026 16:25:21.281] [test-pekko.actor.default-dispatcher-13] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader577#-393568662]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [03/18/2026 16:25:21.281] [test-pekko.actor.default-dispatcher-13] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader577#-393568662]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 04:25:21,281 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2 04:25:21,281 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior576#-1108906107] [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.281] [test-pekko.actor.default-dispatcher-13] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-393568662] to Actor[pekko://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.282] [test-pekko.actor.default-dispatcher-13] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-393568662] 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'. 04:25:21,282 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-393568662] 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'. 04:25:21,282 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-393568662] 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'. 04:25:21,292 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader577#-393568662] 04:25:21,292 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender578#-2019314275] 04:25:21,296 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:21,297 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 04:25:21,297 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 04:25:21,298 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 04:25:21,298 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] 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'. 04:25:21,298 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] 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'. 04:25:21,298 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 [WARN] [03/18/2026 16:25:21.298] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#901615739]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 04:25:21,298 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.298] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#901615739]: 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 16:25:21.298] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.298] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] 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'. 04:25:21,298 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] 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'. [WARN] [03/18/2026 16:25:21.298] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#901615739]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.298] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] 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'. 04:25:21,298 PM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 04:25:21,298 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1] 04:25:21,298 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.298] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#901615739]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 04:25:21,299 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] to Actor[pekko://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.299] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] 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'. 04:25:21,299 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.299] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#901615739]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 04:25:21,299 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 04:25:21,299 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.299] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] 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'. 04:25:21,299 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 04:25:21,299 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.299] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#901615739]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 04:25:21,299 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] to Actor[pekko://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.299] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#901615739] 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'. 04:25:21,299 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior579#-1799137620] 04:25:21,311 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader580#901615739] 04:25:21,311 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender581#1958878447] 04:25:21,316 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 04:25:21,316 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 04:25:21,316 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.316] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.316] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-2009755818] 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'. 04:25:21,316 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 04:25:21,316 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-2009755818] 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 16:25:21.317] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 04:25:21,317 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-2009755818] to Actor[pekko://test/user/$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/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][03/18/2026 16:25:21.317] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-2009755818] 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'. 04:25:21,318 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 04:25:21,318 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.318] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [03/18/2026 16:25:21.318] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 04:25:21,318 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 04:25:21,318 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.318] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 04:25:21,318 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 04:25:21,318 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 04:25:21,318 PM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader [WARN] [03/18/2026 16:25:21.318] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 04:25:21,318 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 04:25:21,318 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 04:25:21,318 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.319] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 04:25:21,319 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.319] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 04:25:21,319 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.319] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 04:25:21,319 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 [WARN] [03/18/2026 16:25:21.319] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 04:25:21,319 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 04:25:21,319 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [03/18/2026 16:25:21.319] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-2009755818]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 04:25:21,319 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior582#1675519486] 04:25:21,330 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader583#-2009755818] 04:25:21,330 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender584#-281436533] [INFO] [03/18/2026 16:25:21.332] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] 04:25:21,332 PM [test-pekko.actor.default-dispatcher-12] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [WARN] [03/18/2026 16:25:21.334] [test-pekko.actor.default-dispatcher-12] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.171.0:17355) [INFO] [03/18/2026 16:25:21.334] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.0:17355] - Exiting completed [INFO] [03/18/2026 16:25:21.334] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.0:17355] - Shutting down... 04:25:21,334 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.0:17355] - Exiting completed 04:25:21,335 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.0:17355] - Shutting down... [INFO] [03/18/2026 16:25:21.335] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.0:17355] - Successfully shut down 04:25:21,335 PM [test-pekko.actor.default-dispatcher-13] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.0:17355] - Successfully shut down [INFO] [03/18/2026 16:25:21.336] [test-pekko.remote.default-remote-dispatcher-9] [pekko://test@10.30.171.0:17355/system/remoting-terminator] Shutting down remote daemon. [INFO] [03/18/2026 16:25:21.336] [test-pekko.remote.default-remote-dispatcher-9] [pekko://test@10.30.171.0:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports. 04:25:21,336 PM [test-pekko.actor.default-dispatcher-13] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon. 04:25:21,336 PM [test-pekko.actor.default-dispatcher-13] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports. [INFO] [03/18/2026 16:25:21.339] [test-pekko.remote.default-remote-dispatcher-7] [pekko://test@10.30.171.0:17355/system/remoting-terminator] Remoting shut down. 04:25:21,340 PM [test-pekko.actor.default-dispatcher-12] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down. [DEBUG] [03/18/2026 16:25:21.340] [test-pekko.actor.internal-dispatcher-10] [EventStream] shutting down: StandardOutLogger