[DEBUG] [12/09/2025 01:53:39.882] [main] [EventStream(pekko://test)] logger log1-TestEventListener started 01:53:39,882 AM [test-pekko.actor.default-dispatcher-4] [INFO] Slf4jLogger - Slf4jLogger started [DEBUG] [12/09/2025 01:53:39.882] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started [DEBUG] [12/09/2025 01:53:39.884] [main] [EventStream(pekko://test)] Default Loggers started [INFO] [12/09/2025 01:53:39.895] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.208:17355] with UID [7088802803627676401] 01:53:39,896 AM [test-pekko.actor.default-dispatcher-4] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.208:17355] with UID [7088802803627676401] [INFO] [12/09/2025 01:53:39.896] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.208:17355] - Starting up, Pekko version [1.2.1] ... 01:53:39,896 AM [test-pekko.actor.default-dispatcher-4] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.208:17355] - Starting up, Pekko version [1.2.1] ... 01:53:39,898 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.208:17355] - Registered cluster JMX MBean [pekko:type=Cluster] 01:53:39,898 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.208:17355] - Started up successfully [INFO] [12/09/2025 01:53:39.898] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.208:17355] - Registered cluster JMX MBean [pekko:type=Cluster] [INFO] [12/09/2025 01:53:39.898] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.208:17355] - Started up successfully [INFO] [12/09/2025 01:53:39.899] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.208:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing 01:53:39,899 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.208:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing [INFO] [12/09/2025 01:53:39.899] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.208:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 01:53:39,899 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.208:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 01:53:39,911 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:39,911 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,911 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 01:53:39,911 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true} 01:53:39,911 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior549#-661077586] 01:53:39,922 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader550#-1922554537] 01:53:39,922 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender551#2023983352] 01:53:39,925 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:39,925 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,925 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]]} 01:53:39,925 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior552#1166151987] 01:53:39,936 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader553#-594664250] 01:53:39,936 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender554#-832717341] 01:53:39,944 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:39,944 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,944 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 01:53:39,944 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false} 01:53:39,945 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior555#1857224247] 01:53:39,955 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader556#-795004666] 01:53:39,955 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender557#156658746] 01:53:39,958 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:39,959 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,959 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 01:53:39,959 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 01:53:39,959 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,959 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 01:53:39,959 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 01:53:39,959 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,959 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term. 01:53:39,959 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: [] 01:53:39,959 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. 01:53:39,959 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 01:53:39,959 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 01:53:39,959 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,959 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 01:53:39,959 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 01:53:39,959 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior558#-1266687877] 01:53:39,970 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader559#1072656953] 01:53:39,970 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender560#850565711] 01:53:39,974 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:39,974 AM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,974 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 01:53:39,974 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 01:53:39,974 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:39,974 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1 01:53:39,975 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 01:53:39,975 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 01:53:39,975 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 01:53:39,975 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 01:53:39,975 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior561#-283390941] 01:53:39,985 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader562#528668829] 01:53:39,985 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender563#-2132454520] 01:53:39,989 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:39,989 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:39,989 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000 01:53:39,990 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior564#-104941837] 01:53:40,0 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader565#-1770881569] 01:53:40,0 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender566#-1194975130] 01:53:40,4 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:40,5 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 01:53:40,5 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 01:53:40,5 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false} 01:53:40,5 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior567#1510071510] 01:53:40,16 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader568#-166081259] 01:53:40,16 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender569#-445332464] 01:53:40,19 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries 01:53:40,20 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:40,21 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Election: Leader has following peers: [follower575, follower574] 01:53:40,21 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower575: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 01:53:40,21 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower574: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 01:53:41,29 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior570#1658058402] 01:53:41,30 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader571#-1233192465] 01:53:41,30 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender572#77995802] 01:53:41,30 AM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader573] 01:53:41,30 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower574#-1148502018] 01:53:41,31 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower575#-2021602825] 01:53:41,33 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:41,33 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 01:53:41,33 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.033] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader577#-431456371]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.034] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-431456371] 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'. 01:53:41,34 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-431456371] 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'. 01:53:41,34 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.034] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader577#-431456371]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.034] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-431456371] 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'. 01:53:41,34 AM [test-pekko.actor.default-dispatcher-4] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#-431456371] 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'. 01:53:41,34 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 01:53:41,34 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2 01:53:41,34 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior576#885617633] 01:53:41,35 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader577#-431456371] 01:53:41,35 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender578#-662892853] 01:53:41,37 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:41,37 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 01:53:41,37 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.038] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#-45702761]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.038] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,38 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,38 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.038] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#-45702761]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.038] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,38 AM [test-pekko.actor.default-dispatcher-4] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,38 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 01:53:41,38 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.038] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#-45702761]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.038] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,39 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,39 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 01:53:41,39 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1] 01:53:41,39 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.039] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#-45702761]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.039] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,39 AM [test-pekko.actor.default-dispatcher-4] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,39 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.039] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#-45702761]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.039] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,39 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,39 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 01:53:41,39 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 01:53:41,39 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.039] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#-45702761]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.039] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,39 AM [test-pekko.actor.default-dispatcher-4] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-45702761] 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'. 01:53:41,39 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior579#-524299828] 01:53:41,40 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader580#-45702761] 01:53:41,40 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender581#1685739132] 01:53:41,43 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 01:53:41,43 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 01:53:41,43 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.043] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.043] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#1128153920] 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'. 01:53:41,43 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#1128153920] 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'. 01:53:41,43 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.043] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][12/09/2025 01:53:41.044] [test-pekko.actor.default-dispatcher-4] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#1128153920] 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'. 01:53:41,44 AM [test-pekko.actor.default-dispatcher-4] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#1128153920] 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'. 01:53:41,44 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.044] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 01:53:41,44 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.044] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 01:53:41,44 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 01:53:41,44 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.044] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 01:53:41,44 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 01:53:41,44 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.044] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 01:53:41,44 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 01:53:41,44 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 01:53:41,44 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.044] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 01:53:41,44 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.044] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 01:53:41,45 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.045] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 01:53:41,45 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.045] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 01:53:41,45 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 01:53:41,45 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 01:53:41,45 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [12/09/2025 01:53:41.045] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#1128153920]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 01:53:41,45 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior582#77481538] 01:53:41,46 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader583#1128153920] 01:53:41,46 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender584#-460427193] [INFO] [12/09/2025 01:53:41.047] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] 01:53:41,47 AM [test-pekko.actor.default-dispatcher-6] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [WARN] [12/09/2025 01:53:41.048] [test-pekko.actor.default-dispatcher-6] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.170.208:17355) [INFO] [12/09/2025 01:53:41.048] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.208:17355] - Exiting completed [INFO] [12/09/2025 01:53:41.048] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.208:17355] - Shutting down... [INFO] [12/09/2025 01:53:41.048] [test-pekko.actor.internal-dispatcher-2] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.208:17355] - Successfully shut down 01:53:41,49 AM [test-pekko.actor.default-dispatcher-4] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.208:17355] - Exiting completed 01:53:41,49 AM [test-pekko.actor.default-dispatcher-4] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.208:17355] - Shutting down... 01:53:41,49 AM [test-pekko.actor.default-dispatcher-4] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.208:17355] - Successfully shut down [INFO] [12/09/2025 01:53:41.050] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.170.208:17355/system/remoting-terminator] Shutting down remote daemon. [INFO] [12/09/2025 01:53:41.050] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.170.208:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports. 01:53:41,50 AM [test-pekko.actor.default-dispatcher-4] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon. 01:53:41,50 AM [test-pekko.actor.default-dispatcher-4] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports. 01:53:41,52 AM [test-pekko.actor.default-dispatcher-4] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down. [INFO] [12/09/2025 01:53:41.052] [test-pekko.remote.default-remote-dispatcher-7] [pekko://test@10.30.170.208:17355/system/remoting-terminator] Remoting shut down. [DEBUG] [12/09/2025 01:53:41.052] [test-pekko.actor.internal-dispatcher-3] [EventStream] shutting down: StandardOutLogger