[DEBUG] [01/01/2026 00:44:16.659] [main] [EventStream(akka://test)] logger log1-TestEventListener started
12:44:16,659 AM [test-akka.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started
[DEBUG] [01/01/2026 00:44:16.659] [main] [EventStream(akka://test)] logger log2-Slf4jLogger started
[DEBUG] [01/01/2026 00:44:16.659] [main] [EventStream(akka://test)] Default Loggers started
[INFO] [01/01/2026 00:44:16.683] [main] [ArteryTransport(akka://test)] Remoting started with transport [Artery tcp]; listening on address [akka://test@10.30.170.9:25520] with UID [-358125812968880382]
12:44:16,684 AM [test-akka.actor.default-dispatcher-6] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [akka://test@10.30.170.9:25520] with UID [-358125812968880382]
12:44:16,685 AM [test-akka.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [akka://test@10.30.170.9:25520] - Starting up, Akka version [2.6.21] ...
[INFO] [01/01/2026 00:44:16.685] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.9:25520] - Starting up, Akka version [2.6.21] ...
[INFO] [01/01/2026 00:44:16.687] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.9:25520] - Registered cluster JMX MBean [akka:type=Cluster]
12:44:16,687 AM [test-akka.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [akka://test@10.30.170.9:25520] - Registered cluster JMX MBean [akka:type=Cluster]
12:44:16,687 AM [test-akka.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [akka://test@10.30.170.9:25520] - Started up successfully
[INFO] [01/01/2026 00:44:16.687] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.9:25520] - Started up successfully
12:44:16,689 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.9:25520] - No downing-provider-class configured, manual cluster downing required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#downing
12:44:16,689 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.9:25520] - No seed-nodes configured, manual cluster join required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#joining
[INFO] [01/01/2026 00:44:16.688] [test-akka.actor.internal-dispatcher-4] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.9:25520] - No downing-provider-class configured, manual cluster downing required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#downing
[INFO] [01/01/2026 00:44:16.688] [test-akka.actor.internal-dispatcher-4] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.9:25520] - No seed-nodes configured, manual cluster join required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#joining
12:44:16,698 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:16,698 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
12:44:16,698 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,698 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,698 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
12:44:16,699 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
12:44:16,699 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2
12:44:16,699 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior555#1402105546]
[WARN] [01/01/2026 00:44:16.699] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader556#799719689]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[WARN] [01/01/2026 00:44:16.699] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader556#799719689]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,699 AM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#799719689] 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'.
12:44:16,699 AM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#799719689] 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'.
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.699] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#799719689] to Actor[akka://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.699] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#799719689] 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'.
12:44:16,710 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader556#799719689]
12:44:16,710 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender557#-96119166]
12:44:16,711 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:16,711 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1]
12:44:16,711 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,711 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [01/01/2026 00:44:16.712] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#-486415462]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,712 AM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] to Actor[akka://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
12:44:16,712 AM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] to Actor[akka://test/user/$a] was not delivered. [4] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.712] [test-akka.actor.default-dispatcher-5] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] 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] [01/01/2026 00:44:16.713] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#-486415462]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.712] [test-akka.actor.default-dispatcher-5] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] 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'.
12:44:16,713 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
12:44:16,713 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,713 AM [main] [INFO] MockRaftActorContext - IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
[WARN] [01/01/2026 00:44:16.713] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#-486415462]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.713] [test-akka.actor.default-dispatcher-5] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] 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'.
12:44:16,713 AM [test-akka.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] 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'.
12:44:16,713 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1]
12:44:16,713 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,713 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,713 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
12:44:16,713 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
12:44:16,713 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
12:44:16,713 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,713 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior558#-1414281662]
[WARN] [01/01/2026 00:44:16.713] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#-486415462]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[WARN] [01/01/2026 00:44:16.713] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#-486415462]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[WARN] [01/01/2026 00:44:16.713] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#-486415462]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.713] [test-akka.actor.default-dispatcher-5] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] 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][01/01/2026 00:44:16.713] [test-akka.actor.default-dispatcher-5] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] to Actor[akka://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
12:44:16,714 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] to Actor[akka://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.714] [test-akka.actor.default-dispatcher-5] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] 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'.
12:44:16,714 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] 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'.
12:44:16,714 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#-486415462] 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'.
12:44:16,724 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader559#-486415462]
12:44:16,724 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender560#-1182249622]
12:44:16,725 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:16,725 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
12:44:16,725 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,725 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,725 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [01/01/2026 00:44:16.725] [test-akka.actor.default-dispatcher-6] [akka://test/user/$d] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,725 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [01/01/2026 00:44:16.725] [test-akka.actor.default-dispatcher-6] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[WARN] [01/01/2026 00:44:16.725] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,725 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
[WARN] [01/01/2026 00:44:16.725] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,725 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,726 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
12:44:16,726 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,726 AM [main] [INFO] MockRaftActorContext - IsolatedLeader isolated-leader switching from IsolatedLeader to Leader
12:44:16,726 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1]
12:44:16,726 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [01/01/2026 00:44:16.726] [test-akka.actor.default-dispatcher-5] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,726 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.726] [test-akka.actor.default-dispatcher-6] [akka://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#966392482] 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'.
[WARN] [01/01/2026 00:44:16.726] [test-akka.actor.default-dispatcher-5] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,726 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
[WARN] [01/01/2026 00:44:16.726] [test-akka.actor.default-dispatcher-5] [akka://test/user/$d] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
[WARN] [01/01/2026 00:44:16.726] [test-akka.actor.default-dispatcher-5] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,726 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,726 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
12:44:16,726 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1
12:44:16,726 AM [main] [INFO] MockRaftActorContext - isolated-leader (Leader): handleAppendEntriesReply: follower follower-3 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1
12:44:16,726 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1
12:44:16,726 AM [test-akka.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#966392482] to Actor[akka://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[WARN] [01/01/2026 00:44:16.726] [test-akka.actor.default-dispatcher-12] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,726 AM [test-akka.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef -  akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#966392482] 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'.
[INFO] [akkaDeadLetter][01/01/2026 00:44:16.726] [test-akka.actor.default-dispatcher-6] [akka://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#966392482] to Actor[akka://test/user/$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/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'.
[WARN] [01/01/2026 00:44:16.726] [test-akka.actor.default-dispatcher-12] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,726 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior561#1212759968]
[WARN] [01/01/2026 00:44:16.728] [test-akka.actor.default-dispatcher-12] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#966392482]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]]
12:44:16,737 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader562#966392482]
12:44:16,737 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender563#-2130549716]
12:44:16,739 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries
12:44:16,741 AM [main] [DEBUG] MockRaftActorContext - leader567: Moving last applied index from -1 to 1
12:44:16,741 AM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Election: Leader has following peers: [follower568, follower569]
12:44:16,741 AM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Checking sendAppendEntries for follower follower568: active: false, followerNextIndex: 1, leaderLastIndex: 4, leaderSnapShotIndex: -1
12:44:16,741 AM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Checking sendAppendEntries for follower follower569: active: false, followerNextIndex: 1, leaderLastIndex: 4, leaderSnapShotIndex: -1
12:44:17,742 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior564#-1470789240]
12:44:17,753 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader565#-1619948290]
12:44:17,753 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender566#-1827124385]
12:44:17,753 AM [main] [INFO] TestActorFactory - Killing actor TestActor[akka://test/user/leader567]
12:44:17,753 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/follower568#-1519831419]
12:44:17,754 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/follower569#-2095949107]
12:44:17,756 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:17,756 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,756 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
12:44:17,756 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1, voteGranted=true]
12:44:17,757 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior570#-1810402728]
12:44:17,757 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader571#1074539572]
12:44:17,757 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender572#-1879939341]
12:44:17,761 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:17,761 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,761 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]]]
12:44:17,762 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior573#-2120906590]
12:44:17,772 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader574#-852930818]
12:44:17,772 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender575#-56827722]
12:44:17,774 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:17,774 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,775 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
12:44:17,775 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1, voteGranted=false]
12:44:17,775 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior576#1864175014]
12:44:17,785 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader577#530822967]
12:44:17,785 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender578#-1488875516]
12:44:17,787 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:17,787 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,787 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
12:44:17,788 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
12:44:17,788 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
12:44:17,788 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,788 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
12:44:17,788 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
12:44:17,788 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,788 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term.
12:44:17,788 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Cluster state: []
12:44:17,788 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.
12:44:17,788 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
12:44:17,788 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
12:44:17,788 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,788 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
12:44:17,788 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100
12:44:17,788 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior579#425125188]
12:44:17,799 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader580#1124569015]
12:44:17,799 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender581#-166093593]
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from -1 to 1
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test (IsolatedLeader): Election: Leader has following peers: []
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 1 to 0
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 0 to 0
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 0 to 1
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 0 for term 1
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 1 to 2
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 1 for term 1
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 2 to 2
12:44:17,801 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 1 for term 1
12:44:17,801 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior582#1638234803]
12:44:17,812 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader583#1251431557]
12:44:17,812 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender584#-767889200]
12:44:17,814 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:17,814 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,814 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000
12:44:17,814 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior585#908209557]
12:44:17,825 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader586#-574102011]
12:44:17,825 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender587#223641071]
12:44:17,826 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1
12:44:17,827 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: []
12:44:17,827 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
12:44:17,827 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1000, voteGranted=false]
12:44:17,827 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior588#-1562590001]
[WARN] [01/01/2026 00:44:17.836] [test-akka.actor.default-dispatcher-15] [akka://test/user/leader567] received dead letter from TestActor[akka://test/user/leader567]: org.opendaylight.controller.cluster.raft.base.messages.SendHeartBeat@5185aca8
12:44:17,837 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader589#1716005982]
12:44:17,837 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender590#766160102]
[INFO] [01/01/2026 00:44:17.838] [main] [CoordinatedShutdown(akka://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
12:44:17,838 AM [test-akka.actor.default-dispatcher-12] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
[WARN] [01/01/2026 00:44:17.839] [test-akka.actor.default-dispatcher-12] [akka://test/system/cluster/core/daemon] unhandled message from Actor[akka://test/deadLetters]: Leave(akka://test@10.30.170.9:25520)
12:44:17,841 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.9:25520] - Exiting completed
12:44:17,841 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.9:25520] - Shutting down...
12:44:17,841 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.9:25520] - Successfully shut down
[INFO] [01/01/2026 00:44:17.839] [test-akka.actor.internal-dispatcher-3] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.9:25520] - Exiting completed
[INFO] [01/01/2026 00:44:17.840] [test-akka.actor.internal-dispatcher-3] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.9:25520] - Shutting down...
[INFO] [01/01/2026 00:44:17.840] [test-akka.actor.internal-dispatcher-3] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.9:25520] - Successfully shut down
[INFO] [01/01/2026 00:44:17.843] [test-akka.remote.default-remote-dispatcher-9] [akka://test@10.30.170.9:25520/system/remoting-terminator] Shutting down remote daemon.
12:44:17,843 AM [test-akka.actor.default-dispatcher-12] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon.
[INFO] [01/01/2026 00:44:17.843] [test-akka.remote.default-remote-dispatcher-9] [akka://test@10.30.170.9:25520/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports.
12:44:17,843 AM [test-akka.actor.default-dispatcher-5] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports.
[INFO] [01/01/2026 00:44:17.846] [test-akka.remote.default-remote-dispatcher-9] [akka://test@10.30.170.9:25520/system/remoting-terminator] Remoting shut down.
12:44:17,846 AM [test-akka.actor.default-dispatcher-14] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down.
[DEBUG] [01/01/2026 00:44:17.846] [test-akka.actor.internal-dispatcher-4] [EventStream] shutting down: StandardOutLogger