[DEBUG] [07/04/2026 10:28:36.743] [main] [EventStream(pekko://test)] logger log1-TestEventListener started
10:28:36,743 AM [test-pekko.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started
[DEBUG] [07/04/2026 10:28:36.743] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started
[DEBUG] [07/04/2026 10:28:36.744] [main] [EventStream(pekko://test)] Default Loggers started
10:28:36,761 AM [test-pekko.actor.default-dispatcher-5] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.191:17355] with UID [7732289831930971154]
[INFO] [07/04/2026 10:28:36.761] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.191:17355] with UID [7732289831930971154]
10:28:36,762 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.191:17355] - Starting up, Pekko version [1.4.0] ...
[INFO] [07/04/2026 10:28:36.761] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.191:17355] - Starting up, Pekko version [1.4.0] ...
10:28:36,766 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.191:17355] - Registered cluster JMX MBean [pekko:type=Cluster]
10:28:36,766 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.191:17355] - Started up successfully
10:28:36,766 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.191:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing
10:28:36,766 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.191:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining
[INFO] [07/04/2026 10:28:36.764] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.191:17355] - Registered cluster JMX MBean [pekko:type=Cluster]
[INFO] [07/04/2026 10:28:36.764] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.191:17355] - Started up successfully
[INFO] [07/04/2026 10:28:36.766] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.191:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing
[INFO] [07/04/2026 10:28:36.766] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.191:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining
10:28:36,786 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,786 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,786 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
10:28:36,786 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true}
10:28:36,786 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior549#939915152]
10:28:36,798 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader550#-909071944]
10:28:36,798 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender551#-597478988]
10:28:36,802 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,802 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,802 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]]}
10:28:36,802 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior552#1454547318]
10:28:36,813 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader553#-1427223831]
10:28:36,813 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender554#-744630057]
10:28:36,817 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,817 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,817 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
10:28:36,817 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false}
10:28:36,817 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior555#318756650]
10:28:36,828 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader556#1649776765]
10:28:36,828 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender557#-991836209]
10:28:36,831 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,831 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,831 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
10:28:36,832 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
10:28:36,832 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,832 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
10:28:36,832 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
10:28:36,832 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,832 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term.
10:28:36,832 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: []
10:28:36,832 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.
10:28:36,832 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
10:28:36,832 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
10:28:36,832 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,832 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
10:28:36,832 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
10:28:36,832 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior558#1730852272]
10:28:36,843 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader559#-526029975]
10:28:36,843 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender560#-991107569]
10:28:36,846 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,846 AM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: []
10:28:36,846 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0
10:28:36,846 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0
10:28:36,846 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,846 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1
10:28:36,846 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2
10:28:36,846 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1
10:28:36,846 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2
10:28:36,846 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1
10:28:36,846 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior561#-336968790]
10:28:36,857 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader562#197941374]
10:28:36,857 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender563#74980332]
10:28:36,861 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,861 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,862 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000
10:28:36,862 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior564#1339709164]
10:28:36,872 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader565#-1601169986]
10:28:36,873 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender566#-1276289423]
10:28:36,876 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,876 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
10:28:36,876 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
10:28:36,876 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false}
10:28:36,876 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior567#1650070451]
10:28:36,887 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader568#1918051395]
10:28:36,887 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender569#-1060567732]
10:28:36,891 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries
10:28:36,894 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:36,894 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Election: Leader has following peers: [follower575, follower574]
10:28:36,894 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower575: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1
10:28:36,894 AM [main] [DEBUG] AbstractLeader - leader573 (IsolatedLeader): Checking sendAppendEntries for follower follower574: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1
10:28:37,903 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior570#1784297998]
10:28:37,905 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader571#1413113943]
10:28:37,905 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender572#-304406165]
10:28:37,905 AM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader573]
10:28:37,905 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower574#-178430547]
10:28:37,905 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower575#400002493]
10:28:37,909 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:37,909 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
10:28:37,909 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.909] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader577#1867489643]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.910] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#1867489643] 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'.
10:28:37,910 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#1867489643] 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'.
10:28:37,910 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
10:28:37,910 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
10:28:37,910 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2
10:28:37,910 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior576#-1081959078]
[WARN] [07/04/2026 10:28:37.911] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader577#1867489643]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
10:28:37,911 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#1867489643] to Actor[pekko://test/user/$a] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
10:28:37,911 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader577#1867489643]
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.911] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader577#1867489643] 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'.
10:28:37,911 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender578#127687160]
10:28:37,914 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:37,914 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
10:28:37,914 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.914] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#-1157454397]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.914] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,914 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,914 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.914] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#-1157454397]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.914] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,914 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,915 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
10:28:37,915 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.915] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#-1157454397]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.915] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,915 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,915 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
10:28:37,915 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1]
10:28:37,915 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.915] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#-1157454397]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.915] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,915 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,915 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.915] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader580#-1157454397]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.915] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,915 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,915 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
10:28:37,915 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
10:28:37,915 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.915] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader580#-1157454397]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.916] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,916 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader580#-1157454397] 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'.
10:28:37,916 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior579#174511660]
10:28:37,916 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader580#-1157454397]
10:28:37,917 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender581#-38414096]
10:28:37,919 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1
10:28:37,919 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
10:28:37,919 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.919] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.920] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-211142318] 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'.
10:28:37,920 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-211142318] 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'.
10:28:37,920 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.920] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
[INFO] [pekkoDeadLetter][07/04/2026 10:28:37.920] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-211142318] 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'.
10:28:37,920 AM [test-pekko.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader583#-211142318] 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'.
10:28:37,920 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.920] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
10:28:37,920 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.920] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
10:28:37,920 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
10:28:37,920 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.920] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
10:28:37,920 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
10:28:37,920 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.920] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
10:28:37,921 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
10:28:37,921 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
10:28:37,921 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.921] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
10:28:37,921 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.921] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]}
10:28:37,921 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.921] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
10:28:37,921 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.921] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
10:28:37,921 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
10:28:37,921 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
10:28:37,921 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/04/2026 10:28:37.921] [test-pekko.actor.default-dispatcher-11] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader583#-211142318]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}
10:28:37,921 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior582#-1886157764]
10:28:37,922 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader583#-211142318]
10:28:37,922 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender584#437336449]
[INFO] [07/04/2026 10:28:37.923] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
10:28:37,923 AM [test-pekko.actor.default-dispatcher-11] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
[WARN] [07/04/2026 10:28:37.924] [test-pekko.actor.default-dispatcher-11] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.170.191:17355)
[INFO] [07/04/2026 10:28:37.925] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.191:17355] - Exiting completed
[INFO] [07/04/2026 10:28:37.925] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.191:17355] - Shutting down...
[INFO] [07/04/2026 10:28:37.925] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.191:17355] - Successfully shut down
10:28:37,927 AM [test-pekko.actor.default-dispatcher-11] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.191:17355] - Exiting completed
10:28:37,927 AM [test-pekko.actor.default-dispatcher-11] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.191:17355] - Shutting down...
10:28:37,927 AM [test-pekko.actor.default-dispatcher-11] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.191:17355] - Successfully shut down
[INFO] [07/04/2026 10:28:37.928] [test-pekko.remote.default-remote-dispatcher-7] [pekko://test@10.30.170.191:17355/system/remoting-terminator] Shutting down remote daemon.
10:28:37,928 AM [test-pekko.actor.default-dispatcher-11] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon.
10:28:37,928 AM [test-pekko.actor.default-dispatcher-11] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports.
[INFO] [07/04/2026 10:28:37.928] [test-pekko.remote.default-remote-dispatcher-7] [pekko://test@10.30.170.191:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports.
10:28:37,931 AM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down.
[INFO] [07/04/2026 10:28:37.930] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.170.191:17355/system/remoting-terminator] Remoting shut down.
[DEBUG] [07/04/2026 10:28:37.931] [test-pekko.actor.internal-dispatcher-9] [EventStream] shutting down: StandardOutLogger