[DEBUG] [11/29/2025 02:26:07.587] [main] [EventStream(akka://test)] logger log1-TestEventListener started
02:26:07,588 AM [test-akka.actor.default-dispatcher-6] [INFO] Slf4jLogger - Slf4jLogger started
[DEBUG] [11/29/2025 02:26:07.588] [main] [EventStream(akka://test)] logger log2-Slf4jLogger started
[DEBUG] [11/29/2025 02:26:07.588] [main] [EventStream(akka://test)] Default Loggers started
[INFO] [11/29/2025 02:26:07.606] [main] [ArteryTransport(akka://test)] Remoting started with transport [Artery tcp]; listening on address [akka://test@10.30.170.93:25520] with UID [-7394521290070698000]
02:26:07,606 AM [test-akka.actor.default-dispatcher-6] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [akka://test@10.30.170.93:25520] with UID [-7394521290070698000]
[INFO] [11/29/2025 02:26:07.607] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.93:25520] - Starting up, Akka version [2.6.21] ...
02:26:07,607 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.93:25520] - Starting up, Akka version [2.6.21] ...
[INFO] [11/29/2025 02:26:07.610] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.93:25520] - Registered cluster JMX MBean [akka:type=Cluster]
02:26:07,610 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.93:25520] - Registered cluster JMX MBean [akka:type=Cluster]
[INFO] [11/29/2025 02:26:07.610] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.93:25520] - Started up successfully
02:26:07,610 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.93:25520] - Started up successfully
[INFO] [11/29/2025 02:26:07.611] [test-akka.actor.internal-dispatcher-5] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.93:25520] - No downing-provider-class configured, manual cluster downing required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#downing
[INFO] [11/29/2025 02:26:07.611] [test-akka.actor.internal-dispatcher-5] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.93:25520] - No seed-nodes configured, manual cluster join required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#joining
02:26:07,611 AM [test-akka.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [akka://test@10.30.170.93:25520] - No downing-provider-class configured, manual cluster downing required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#downing
02:26:07,611 AM [test-akka.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [akka://test@10.30.170.93:25520] - No seed-nodes configured, manual cluster join required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#joining
02:26:07,628 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:07,628 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
02:26:07,628 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.629] [test-akka.actor.default-dispatcher-7] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader472#-1397374961]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,629 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader472#-1397374961] to Actor[akka://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,629 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.629] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader472#-1397374961] to Actor[akka://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[WARN] [11/29/2025 02:26:07.629] [test-akka.actor.default-dispatcher-7] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader472#-1397374961]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.629] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader472#-1397374961] to Actor[akka://test/user/$a] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,629 AM [test-akka.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader472#-1397374961] to Actor[akka://test/user/$a] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,630 AM [main] [INFO] MockRaftActorContext - 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
02:26:07,630 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
02:26:07,630 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2
02:26:07,630 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior471#-301600922]
02:26:07,631 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader472#-1397374961]
02:26:07,632 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender473#734344565]
02:26:07,634 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:07,634 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
02:26:07,634 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.635] [test-akka.actor.default-dispatcher-12] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader475#178974345]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.635] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,635 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,635 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.635] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader475#178974345]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.635] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$a] was not delivered. [4] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,635 AM [test-akka.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$a] was not delivered. [4] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,635 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
02:26:07,635 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.636] [test-akka.actor.default-dispatcher-12] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader475#178974345]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,636 AM [test-akka.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.636] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,636 AM [main] [INFO] MockRaftActorContext - IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
02:26:07,636 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1]
02:26:07,636 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.636] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader475#178974345]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,636 AM [test-akka.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.636] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,636 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.636] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader475#178974345]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.636] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,637 AM [test-akka.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,637 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
02:26:07,637 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
02:26:07,637 AM [main] [INFO] MockRaftActorContext - isolated-leader (Leader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
02:26:07,637 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.637] [test-akka.actor.default-dispatcher-12] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader475#178974345]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,637 AM [test-akka.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.637] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader475#178974345] to Actor[akka://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,637 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior474#-94823001]
02:26:07,638 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader475#178974345]
02:26:07,638 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender476#1272064620]
02:26:07,640 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:07,640 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
02:26:07,640 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.640] [test-akka.actor.default-dispatcher-6] [akka://test/user/$d] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.640] [test-akka.actor.default-dispatcher-6] [akka://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader478#-708728937] to Actor[akka://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,640 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader478#-708728937] to Actor[akka://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,640 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.640] [test-akka.actor.default-dispatcher-6] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][11/29/2025 02:26:07.640] [test-akka.actor.default-dispatcher-6] [akka://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader478#-708728937] to Actor[akka://test/user/$c] was not delivered. [10] dead letters encountered, no more dead letters will be logged in next [5.000 min]. If this is not an expected behavior then Actor[akka://test/user/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,640 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader478#-708728937] to Actor[akka://test/user/$c] was not delivered. [10] dead letters encountered, no more dead letters will be logged in next [5.000 min]. If this is not an expected behavior then Actor[akka://test/user/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
02:26:07,640 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.640] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.641] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.641] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.641] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [INFO] MockRaftActorContext - IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.641] [test-akka.actor.default-dispatcher-6] [akka://test/user/$d] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.641] [test-akka.actor.default-dispatcher-6] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.641] [test-akka.actor.default-dispatcher-12] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
02:26:07,641 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
[WARN] [11/29/2025 02:26:07.641] [test-akka.actor.default-dispatcher-12] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [INFO] MockRaftActorContext - 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
02:26:07,641 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [11/29/2025 02:26:07.641] [test-akka.actor.default-dispatcher-12] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader478#-708728937]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
02:26:07,641 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior477#-526491477]
02:26:07,642 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader478#-708728937]
02:26:07,642 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender479#-1471249774]
02:26:07,644 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries
02:26:07,645 AM [main] [DEBUG] MockRaftActorContext - leader483: Moving last applied index from -1 to 1
02:26:07,645 AM [main] [DEBUG] MockRaftActorContext - leader483 (IsolatedLeader): Election: Leader has following peers: [follower485, follower484]
02:26:07,645 AM [main] [DEBUG] MockRaftActorContext - leader483 (IsolatedLeader): Checking sendAppendEntries for follower follower485: active: false, followerNextIndex: 1, leaderLastIndex: 4, leaderSnapShotIndex: -1
02:26:07,645 AM [main] [DEBUG] MockRaftActorContext - leader483 (IsolatedLeader): Checking sendAppendEntries for follower follower484: active: false, followerNextIndex: 1, leaderLastIndex: 4, leaderSnapShotIndex: -1
02:26:08,646 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior480#36264337]
02:26:08,657 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader481#-1365833361]
02:26:08,660 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender482#-2126670255]
02:26:08,660 AM [main] [INFO] TestActorFactory - Killing actor TestActor[akka://test/user/leader483]
02:26:08,661 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/follower484#89714287]
02:26:08,661 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/follower485#1417298420]
02:26:08,667 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:08,667 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,667 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): In requestVote:  RequestVote [term=1, candidateId=test, lastLogIndex=10000, lastLogTerm=999] - currentTerm: 1, votedFor: test, lastIndex: 1, lastTerm: 1
02:26:08,667 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1, voteGranted=true]
02:26:08,667 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior486#1438014177]
02:26:08,678 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader487#979918647]
02:26:08,678 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender488#1946773651]
02:26:08,681 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:08,681 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,681 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): handleAppendEntries: AppendEntries [leaderId=leader-1, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=2, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[SimpleReplicatedLogEntry [index=0, term=2, payload=zero]]]
02:26:08,681 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior489#1210473028]
02:26:08,692 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader490#764542754]
02:26:08,692 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender491#-2077908512]
02:26:08,695 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:08,695 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,695 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): In requestVote:  RequestVote [term=1, candidateId=test, lastLogIndex=1999, lastLogTerm=1] - currentTerm: 1, votedFor: test, lastIndex: 2000, lastTerm: 1
02:26:08,695 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1, voteGranted=false]
02:26:08,695 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior492#124500341]
02:26:08,706 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader493#1449472818]
02:26:08,706 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender494#-704141447]
02:26:08,709 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:08,709 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,709 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): Term 100 in "AppendEntries [leaderId=leader-1, prevLogIndex=0, prevLogTerm=0, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]" message is greater than leader's term 1 - switching to Follower
02:26:08,709 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
02:26:08,709 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
02:26:08,709 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,709 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): Term 100 in "AppendEntriesReply [term=100, success=false, followerId=follower-1, logLastIndex=100, logLastTerm=100, forceInstallSnapshot=false, needsLeaderAddress=false, payloadVersion=0, raftVersion=5, recipientRaftVersion=5]" message is greater than leader's term 1 - switching to Follower
02:26:08,709 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
02:26:08,710 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,710 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term.
02:26:08,710 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Cluster state: []
02:26:08,710 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Candidate in requestVote:RequestVote [term=100, candidateId=candidate-1, lastLogIndex=10, lastLogTerm=100] with higher term appears reachable, updating term.
02:26:08,710 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): Term 100 in "RequestVote [term=100, candidateId=candidate-1, lastLogIndex=10, lastLogTerm=100]" message is greater than leader's term 1 - switching to Follower
02:26:08,710 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
02:26:08,710 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,710 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): Term 100 in "RequestVoteReply [term=100, voteGranted=false]" message is greater than leader's term 1 - switching to Follower
02:26:08,710 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
02:26:08,710 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior495#605486701]
02:26:08,721 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader496#-705481650]
02:26:08,721 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender497#997945024]
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from -1 to 1
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test (IsolatedLeader): Election: Leader has following peers: []
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 1 to 0
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 0 to 0
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 0 to 1
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 0 for term 1
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 1 to 2
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 1 for term 1
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 2 to 2
02:26:08,724 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 1 for term 1
02:26:08,724 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior498#-345956707]
02:26:08,725 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader499#1423625074]
02:26:08,725 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender500#-1383881444]
02:26:08,727 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:08,727 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,728 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000
02:26:08,728 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior501#1194423764]
02:26:08,728 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader502#-1300727095]
02:26:08,728 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender503#-167817884]
02:26:08,730 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
02:26:08,730 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
02:26:08,730 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): In requestVote:  RequestVote [term=999, candidateId=test, lastLogIndex=10000, lastLogTerm=999] - currentTerm: 1000, votedFor: null, lastIndex: 1, lastTerm: 1
02:26:08,730 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1000, voteGranted=false]
02:26:08,730 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior504#1229084639]
02:26:08,730 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader505#-1846910047]
02:26:08,730 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender506#1884418060]
[INFO] [11/29/2025 02:26:08.731] [main] [CoordinatedShutdown(akka://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
02:26:08,731 AM [test-akka.actor.default-dispatcher-12] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
[WARN] [11/29/2025 02:26:08.732] [test-akka.actor.default-dispatcher-11] [akka://test/system/cluster/core/daemon] unhandled message from Actor[akka://test/deadLetters]: Leave(akka://test@10.30.170.93:25520)
[INFO] [11/29/2025 02:26:08.732] [test-akka.actor.internal-dispatcher-4] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.93:25520] - Exiting completed
[INFO] [11/29/2025 02:26:08.732] [test-akka.actor.internal-dispatcher-4] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.93:25520] - Shutting down...
[INFO] [11/29/2025 02:26:08.732] [test-akka.actor.internal-dispatcher-4] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.93:25520] - Successfully shut down
02:26:08,733 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.93:25520] - Exiting completed
02:26:08,733 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.93:25520] - Shutting down...
02:26:08,733 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.93:25520] - Successfully shut down
[INFO] [11/29/2025 02:26:08.734] [test-akka.remote.default-remote-dispatcher-9] [akka://test@10.30.170.93:25520/system/remoting-terminator] Shutting down remote daemon.
02:26:08,734 AM [test-akka.actor.default-dispatcher-11] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon.
[INFO] [11/29/2025 02:26:08.734] [test-akka.remote.default-remote-dispatcher-9] [akka://test@10.30.170.93:25520/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports.
02:26:08,734 AM [test-akka.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports.
02:26:08,736 AM [test-akka.actor.default-dispatcher-7] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down.
[INFO] [11/29/2025 02:26:08.736] [test-akka.remote.default-remote-dispatcher-9] [akka://test@10.30.170.93:25520/system/remoting-terminator] Remoting shut down.
[DEBUG] [11/29/2025 02:26:08.736] [test-akka.actor.internal-dispatcher-5] [EventStream] shutting down: StandardOutLogger