[DEBUG] [07/02/2025 12:09:51.817] [main] [EventStream(akka://test)] logger log1-TestEventListener started
12:09:51,818 PM [test-akka.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started
12:09:51,829 PM [test-akka.actor.default-dispatcher-8] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [akka://test@10.30.171.212:25520] with UID [-464617674687939033]
12:09:51,829 PM [test-akka.actor.default-dispatcher-8] [INFO] Cluster - Cluster Node [akka://test@10.30.171.212:25520] - Starting up, Akka version [2.6.21] ...
[DEBUG] [07/02/2025 12:09:51.819] [main] [EventStream(akka://test)] logger log2-Slf4jLogger started
[DEBUG] [07/02/2025 12:09:51.819] [main] [EventStream(akka://test)] Default Loggers started
[INFO] [07/02/2025 12:09:51.828] [main] [ArteryTransport(akka://test)] Remoting started with transport [Artery tcp]; listening on address [akka://test@10.30.171.212:25520] with UID [-464617674687939033]
[INFO] [07/02/2025 12:09:51.829] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.171.212:25520] - Starting up, Akka version [2.6.21] ...
[INFO] [07/02/2025 12:09:51.831] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.171.212:25520] - Registered cluster JMX MBean [akka:type=Cluster]
[INFO] [07/02/2025 12:09:51.831] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.171.212:25520] - Started up successfully
12:09:51,831 PM [test-akka.actor.default-dispatcher-8] [INFO] Cluster - Cluster Node [akka://test@10.30.171.212:25520] - Registered cluster JMX MBean [akka:type=Cluster]
12:09:51,831 PM [test-akka.actor.default-dispatcher-8] [INFO] Cluster - Cluster Node [akka://test@10.30.171.212:25520] - Started up successfully
[INFO] [07/02/2025 12:09:51.835] [test-akka.actor.internal-dispatcher-4] [Cluster(akka://test)] Cluster Node [akka://test@10.30.171.212:25520] - No downing-provider-class configured, manual cluster downing required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#downing
[INFO] [07/02/2025 12:09:51.835] [test-akka.actor.internal-dispatcher-4] [Cluster(akka://test)] Cluster Node [akka://test@10.30.171.212:25520] - No seed-nodes configured, manual cluster join required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#joining
12:09:51,835 PM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.171.212:25520] - No downing-provider-class configured, manual cluster downing required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#downing
12:09:51,835 PM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.171.212:25520] - No seed-nodes configured, manual cluster join required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#joining
12:09:51,842 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:51,842 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
12:09:51,842 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,843 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/02/2025 12:09:51.843] [test-akka.actor.default-dispatcher-8] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader556#-1943580347]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[WARN] [07/02/2025 12:09:51.843] [test-akka.actor.default-dispatcher-8] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader556#-1943580347]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,843 PM [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
12:09:51,843 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
12:09:51,843 PM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2
12:09:51,843 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior555#379635200]
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.843] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#-1943580347] to Actor[akka://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.843] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#-1943580347] 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'.
12:09:51,843 PM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#-1943580347] 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'.
12:09:51,843 PM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#-1943580347] 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'.
12:09:51,854 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader556#-1943580347]
12:09:51,854 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender557#-1615142093]
12:09:51,856 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:51,856 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
12:09:51,856 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,856 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,857 PM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
[WARN] [07/02/2025 12:09:51.857] [test-akka.actor.default-dispatcher-8] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#159540516]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.857] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
12:09:51,857 PM [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
[WARN] [07/02/2025 12:09:51.857] [test-akka.actor.default-dispatcher-8] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#159540516]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.857] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
12:09:51,857 PM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
12:09:51,857 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/02/2025 12:09:51.857] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#159540516]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,857 PM [main] [INFO] MockRaftActorContext - IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
12:09:51,857 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1]
12:09:51,857 PM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] to Actor[akka://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.857] [test-akka.actor.default-dispatcher-8] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
12:09:51,857 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,857 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/02/2025 12:09:51.857] [test-akka.actor.default-dispatcher-8] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#159540516]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,858 PM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] to Actor[akka://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.857] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
[WARN] [07/02/2025 12:09:51.858] [test-akka.actor.default-dispatcher-8] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#159540516]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.858] [test-akka.actor.default-dispatcher-5] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
12:09:51,858 PM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
12:09:51,858 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
12:09:51,858 PM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
12:09:51,858 PM [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
12:09:51,858 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,858 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior558#-387934508]
[WARN] [07/02/2025 12:09:51.858] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#159540516]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.858] [test-akka.actor.default-dispatcher-8] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
12:09:51,858 PM [test-akka.actor.default-dispatcher-8] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#159540516] 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'.
12:09:51,869 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader559#159540516]
12:09:51,869 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender560#-309216949]
12:09:51,871 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:51,871 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
12:09:51,871 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,871 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/02/2025 12:09:51.871] [test-akka.actor.default-dispatcher-8] [akka://test/user/$d] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[WARN] [07/02/2025 12:09:51.871] [test-akka.actor.default-dispatcher-8] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,871 PM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#-488008951] 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'.
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.871] [test-akka.actor.default-dispatcher-6] [akka://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#-488008951] to Actor[akka://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
12:09:51,871 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[INFO] [akkaDeadLetter][07/02/2025 12:09:51.871] [test-akka.actor.default-dispatcher-6] [akka://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#-488008951] 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'.
12:09:51,872 PM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#-488008951] 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'.
12:09:51,872 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/02/2025 12:09:51.872] [test-akka.actor.default-dispatcher-8] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[WARN] [07/02/2025 12:09:51.872] [test-akka.actor.default-dispatcher-8] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,872 PM [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
12:09:51,872 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,872 PM [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
[WARN] [07/02/2025 12:09:51.872] [test-akka.actor.default-dispatcher-8] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,872 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,872 PM [main] [INFO] MockRaftActorContext - IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
[WARN] [07/02/2025 12:09:51.872] [test-akka.actor.default-dispatcher-8] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,872 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
12:09:51,872 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,872 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/02/2025 12:09:51.872] [test-akka.actor.default-dispatcher-8] [akka://test/user/$d] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,872 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/02/2025 12:09:51.872] [test-akka.actor.default-dispatcher-8] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,872 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [07/02/2025 12:09:51.872] [test-akka.actor.default-dispatcher-8] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,872 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
12:09:51,872 PM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
[WARN] [07/02/2025 12:09:51.872] [test-akka.actor.default-dispatcher-8] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,873 PM [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
12:09:51,873 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:09:51,873 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior561#1691486894]
[WARN] [07/02/2025 12:09:51.873] [test-akka.actor.default-dispatcher-8] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#-488008951]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:09:51,884 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader562#-488008951]
12:09:51,884 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender563#-621869777]
12:09:51,886 PM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries
12:09:51,887 PM [main] [DEBUG] MockRaftActorContext - leader567: Moving last applied index from -1 to 1
12:09:51,887 PM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Election: Leader has following peers: [follower568, follower569]
12:09:51,887 PM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Checking sendAppendEntries for follower follower568: active: false, followerNextIndex: 1, leaderLastIndex: 4, leaderSnapShotIndex: -1
12:09:51,887 PM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Checking sendAppendEntries for follower follower569: active: false, followerNextIndex: 1, leaderLastIndex: 4, leaderSnapShotIndex: -1
12:09:52,888 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior564#1494863507]
12:09:52,899 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader565#-236705452]
12:09:52,899 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender566#-852533044]
12:09:52,899 PM [main] [INFO] TestActorFactory - Killing actor TestActor[akka://test/user/leader567]
12:09:52,900 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/follower568#-1889262049]
12:09:52,900 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/follower569#486711484]
12:09:52,902 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:52,902 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,902 PM [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
12:09:52,902 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1, voteGranted=true]
12:09:52,903 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior570#381105280]
12:09:52,913 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader571#1438296466]
12:09:52,913 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender572#-2020582102]
12:09:52,915 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:52,915 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,915 PM [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]]]
12:09:52,915 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior573#-896727633]
12:09:52,926 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader574#1487011093]
12:09:52,926 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender575#-253742494]
12:09:52,928 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:52,928 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,928 PM [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
12:09:52,928 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1, voteGranted=false]
12:09:52,929 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior576#-1704391786]
12:09:52,939 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader577#1163924221]
12:09:52,939 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender578#367848072]
12:09:52,941 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:52,941 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,941 PM [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
12:09:52,941 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
12:09:52,941 PM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
12:09:52,941 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,941 PM [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
12:09:52,941 PM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
12:09:52,941 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,941 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term.
12:09:52,941 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Cluster state: []
12:09:52,941 PM [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.
12:09:52,941 PM [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
12:09:52,941 PM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
12:09:52,941 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,941 PM [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
12:09:52,941 PM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
12:09:52,941 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior579#1992385223]
12:09:52,952 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader580#-2119035505]
12:09:52,952 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender581#-1055415067]
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from -1 to 1
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test (IsolatedLeader): Election: Leader has following peers: []
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 1 to 0
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 0 to 0
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 0 to 1
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 0 for term 1
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 1 to 2
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 1 for term 1
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 2 to 2
12:09:52,954 PM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 1 for term 1
12:09:52,954 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior582#998639822]
12:09:52,965 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader583#-129955000]
12:09:52,965 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender584#1873047429]
12:09:52,967 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:52,968 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,968 PM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000
12:09:52,968 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior585#-2024569797]
12:09:52,978 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader586#-1385206107]
12:09:52,979 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender587#658830816]
12:09:52,980 PM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:09:52,980 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:09:52,980 PM [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
12:09:52,981 PM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1000, voteGranted=false]
12:09:52,981 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior588#961730133]
[WARN] [07/02/2025 12:09:52.984] [test-akka.actor.default-dispatcher-6] [akka://test/user/leader567] received dead letter from TestActor[akka://test/user/leader567]: org.opendaylight.controller.cluster.raft.base.messages.SendHeartBeat@16a7e4c1
12:09:52,991 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader589#-2060284798]
12:09:52,992 PM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender590#-442751567]
[INFO] [07/02/2025 12:09:52.992] [main] [CoordinatedShutdown(akka://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
12:09:52,992 PM [test-akka.actor.default-dispatcher-8] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
[WARN] [07/02/2025 12:09:52.993] [test-akka.actor.default-dispatcher-8] [akka://test/system/cluster/core/daemon] unhandled message from Actor[akka://test/deadLetters]: Leave(akka://test@10.30.171.212:25520)
[INFO] [07/02/2025 12:09:52.994] [test-akka.actor.internal-dispatcher-2] [Cluster(akka://test)] Cluster Node [akka://test@10.30.171.212:25520] - Exiting completed
12:09:52,994 PM [test-akka.actor.default-dispatcher-8] [INFO] Cluster - Cluster Node [akka://test@10.30.171.212:25520] - Exiting completed
[INFO] [07/02/2025 12:09:52.994] [test-akka.actor.internal-dispatcher-2] [Cluster(akka://test)] Cluster Node [akka://test@10.30.171.212:25520] - Shutting down...
12:09:52,994 PM [test-akka.actor.default-dispatcher-8] [INFO] Cluster - Cluster Node [akka://test@10.30.171.212:25520] - Shutting down...
12:09:52,995 PM [test-akka.actor.default-dispatcher-8] [INFO] Cluster - Cluster Node [akka://test@10.30.171.212:25520] - Successfully shut down
[INFO] [07/02/2025 12:09:52.994] [test-akka.actor.internal-dispatcher-2] [Cluster(akka://test)] Cluster Node [akka://test@10.30.171.212:25520] - Successfully shut down
[INFO] [07/02/2025 12:09:52.996] [test-akka.remote.default-remote-dispatcher-7] [akka://test@10.30.171.212:25520/system/remoting-terminator] Shutting down remote daemon.
12:09:52,996 PM [test-akka.actor.default-dispatcher-5] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon.
[INFO] [07/02/2025 12:09:52.996] [test-akka.remote.default-remote-dispatcher-7] [akka://test@10.30.171.212:25520/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports.
12:09:52,996 PM [test-akka.actor.default-dispatcher-5] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports.
[INFO] [07/02/2025 12:09:52.998] [test-akka.remote.default-remote-dispatcher-10] [akka://test@10.30.171.212:25520/system/remoting-terminator] Remoting shut down.
12:09:52,998 PM [test-akka.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down.
[DEBUG] [07/02/2025 12:09:52.998] [test-akka.actor.internal-dispatcher-2] [EventStream] shutting down: StandardOutLogger