[DEBUG] [07/09/2025 11:13:53.251] [main] [EventStream(akka://test)] logger log1-TestEventListener started 11:13:53,251 AM [test-akka.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started [DEBUG] [07/09/2025 11:13:53.251] [main] [EventStream(akka://test)] logger log2-Slf4jLogger started [DEBUG] [07/09/2025 11:13:53.251] [main] [EventStream(akka://test)] Default Loggers started 11:13:53,272 AM [test-akka.actor.default-dispatcher-5] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [akka://test@10.30.170.166:25520] with UID [3952915818993570052] [INFO] [07/09/2025 11:13:53.272] [main] [ArteryTransport(akka://test)] Remoting started with transport [Artery tcp]; listening on address [akka://test@10.30.170.166:25520] with UID [3952915818993570052] [INFO] [07/09/2025 11:13:53.273] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.166:25520] - Starting up, Akka version [2.6.21] ... 11:13:53,273 AM [test-akka.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [akka://test@10.30.170.166:25520] - Starting up, Akka version [2.6.21] ... 11:13:53,276 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.166:25520] - Registered cluster JMX MBean [akka:type=Cluster] [INFO] [07/09/2025 11:13:53.276] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.166:25520] - Registered cluster JMX MBean [akka:type=Cluster] 11:13:53,276 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.166:25520] - Started up successfully [INFO] [07/09/2025 11:13:53.276] [main] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.166:25520] - Started up successfully [INFO] [07/09/2025 11:13:53.277] [test-akka.actor.internal-dispatcher-2] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.166:25520] - No downing-provider-class configured, manual cluster downing required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#downing 11:13:53,277 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.166:25520] - No downing-provider-class configured, manual cluster downing required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#downing [INFO] [07/09/2025 11:13:53.277] [test-akka.actor.internal-dispatcher-2] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.166:25520] - No seed-nodes configured, manual cluster join required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#joining 11:13:53,277 AM [test-akka.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [akka://test@10.30.170.166:25520] - No seed-nodes configured, manual cluster join required, see https://doc.akka.io/docs/akka/current/typed/cluster.html#joining 11:13:53,288 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:53,288 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 11:13:53,288 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,288 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/09/2025 11:13:53.288] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader556#2097262998]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] [WARN] [07/09/2025 11:13:53.288] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader556#2097262998]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,288 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 11:13:53,288 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 11:13:53,288 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2 11:13:53,288 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior555#-2093739125] 11:13:53,288 AM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#2097262998] 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'. 11:13:53,288 AM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#2097262998] 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][07/09/2025 11:13:53.288] [test-akka.actor.default-dispatcher-5] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#2097262998] to Actor[akka://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'. [INFO] [akkaDeadLetter][07/09/2025 11:13:53.288] [test-akka.actor.default-dispatcher-5] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader556#2097262998] 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'. 11:13:53,299 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader556#2097262998] 11:13:53,299 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender557#1325529881] 11:13:53,301 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:53,301 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 11:13:53,301 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,301 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/09/2025 11:13:53.301] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#951725429]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,301 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 [WARN] [07/09/2025 11:13:53.301] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#951725429]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,301 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,301 AM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,301 AM [test-akka.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,302 AM [main] [INFO] MockRaftActorContext - IsolatedLeader isolated-leader switching from IsolatedLeader to Leader [INFO] [akkaDeadLetter][07/09/2025 11:13:53.301] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] to Actor[akka://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'. [INFO] [akkaDeadLetter][07/09/2025 11:13:53.301] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,302 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,302 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1] [WARN] [07/09/2025 11:13:53.302] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#951725429]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,302 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [INFO] [akkaDeadLetter][07/09/2025 11:13:53.302] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,302 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/09/2025 11:13:53.302] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#951725429]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,302 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] to Actor[akka://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'. [INFO] [akkaDeadLetter][07/09/2025 11:13:53.302] [test-akka.actor.default-dispatcher-6] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,302 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. [WARN] [07/09/2025 11:13:53.302] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader559#951725429]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]] [INFO] [akkaDeadLetter][07/09/2025 11:13:53.302] [test-akka.actor.default-dispatcher-6] [akka://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,302 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 11:13:53,302 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 11:13:53,302 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 11:13:53,302 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,303 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior558#-1746394332] [WARN] [07/09/2025 11:13:53.303] [test-akka.actor.default-dispatcher-12] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader559#951725429]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]] [INFO] [akkaDeadLetter][07/09/2025 11:13:53.303] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,303 AM [test-akka.actor.default-dispatcher-11] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader559#951725429] 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'. 11:13:53,313 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader559#951725429] 11:13:53,314 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender560#-306289570] 11:13:53,316 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:53,316 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 11:13:53,316 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,316 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/09/2025 11:13:53.316] [test-akka.actor.default-dispatcher-11] [akka://test/user/$d] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,317 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/09/2025 11:13:53.317] [test-akka.actor.default-dispatcher-11] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,317 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/09/2025 11:13:53.317] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,317 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 [WARN] [07/09/2025 11:13:53.317] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,317 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,317 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 [WARN] [07/09/2025 11:13:53.317] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,317 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,317 AM [main] [INFO] MockRaftActorContext - IsolatedLeader isolated-leader switching from IsolatedLeader to Leader [WARN] [07/09/2025 11:13:53.317] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,317 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 11:13:53,317 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,318 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [INFO] [akkaDeadLetter][07/09/2025 11:13:53.317] [test-akka.actor.default-dispatcher-12] [akka://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#-1810578964] to Actor[akka://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'. 11:13:53,318 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#-1810578964] to Actor[akka://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[akka://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'. [WARN] [07/09/2025 11:13:53.318] [test-akka.actor.default-dispatcher-11] [akka://test/user/$d] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,318 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/09/2025 11:13:53.318] [test-akka.actor.default-dispatcher-11] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,318 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/09/2025 11:13:53.318] [test-akka.actor.default-dispatcher-11] [akka://test/user/$b] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,318 AM [test-akka.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - akkaDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#-1810578964] 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][07/09/2025 11:13:53.318] [test-akka.actor.default-dispatcher-12] [akka://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[akka://test/user/leader562#-1810578964] to Actor[akka://test/user/$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/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'akka.log-dead-letters' and 'akka.log-dead-letters-during-shutdown'. 11:13:53,318 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 11:13:53,318 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 [WARN] [07/09/2025 11:13:53.318] [test-akka.actor.default-dispatcher-11] [akka://test/user/$a] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,318 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 11:13:53,318 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 11:13:53,318 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior561#682165175] [WARN] [07/09/2025 11:13:53.318] [test-akka.actor.default-dispatcher-12] [akka://test/user/$c] received dead letter from Actor[akka://test/user/leader562#-1810578964]: AppendEntries [leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, leaderAddress=null, entries=[]] 11:13:53,329 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader562#-1810578964] 11:13:53,329 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender563#-916855094] 11:13:53,331 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries 11:13:53,332 AM [main] [DEBUG] MockRaftActorContext - leader567: Moving last applied index from -1 to 1 11:13:53,333 AM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Election: Leader has following peers: [follower568, follower569] 11:13:53,333 AM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Checking sendAppendEntries for follower follower568: active: false, followerNextIndex: 1, leaderLastIndex: 4, leaderSnapShotIndex: -1 11:13:53,333 AM [main] [DEBUG] MockRaftActorContext - leader567 (IsolatedLeader): Checking sendAppendEntries for follower follower569: active: false, followerNextIndex: 1, leaderLastIndex: 4, leaderSnapShotIndex: -1 11:13:54,333 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior564#-15115790] 11:13:54,336 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader565#2007565860] 11:13:54,336 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender566#-1032662771] 11:13:54,336 AM [main] [INFO] TestActorFactory - Killing actor TestActor[akka://test/user/leader567] 11:13:54,339 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/follower568#-1379705464] 11:13:54,339 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/follower569#1377442059] 11:13:54,342 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:54,343 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,343 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 11:13:54,343 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1, voteGranted=true] 11:13:54,343 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior570#-418724480] 11:13:54,353 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader571#-1253178035] 11:13:54,354 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender572#394228809] 11:13:54,356 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:54,357 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,357 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]]] 11:13:54,357 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior573#1401130173] 11:13:54,368 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader574#-1273303648] 11:13:54,368 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender575#-414683568] 11:13:54,370 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:54,370 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,370 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 11:13:54,370 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1, voteGranted=false] 11:13:54,370 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior576#-240320743] 11:13:54,371 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader577#-2055123679] 11:13:54,371 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender578#-2015944047] 11:13:54,373 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:54,373 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,373 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 11:13:54,373 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 11:13:54,373 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 11:13:54,373 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,373 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 11:13:54,374 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 11:13:54,374 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,374 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term. 11:13:54,374 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Cluster state: [] 11:13:54,374 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. 11:13:54,374 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 11:13:54,374 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 11:13:54,374 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,374 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 11:13:54,374 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 11:13:54,374 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior579#-1076253561] 11:13:54,385 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader580#-2084141607] 11:13:54,385 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender581#-1437062562] 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from -1 to 1 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 1 to 0 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 0 to 0 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 0 to 1 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 0 for term 1 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 1 to 2 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 1 for term 1 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: Moving last applied index from 2 to 2 11:13:54,387 AM [main] [DEBUG] MockRaftActorContext - test: fakeSnapshot purging log to 1 for term 1 11:13:54,387 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior582#-76205128] 11:13:54,398 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader583#-340259648] 11:13:54,398 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender584#770449837] 11:13:54,400 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:54,400 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,400 AM [main] [INFO] MockRaftActorContext - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000 11:13:54,401 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior585#-1292177589] 11:13:54,411 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader586#605032320] 11:13:54,411 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender587#1861331389] 11:13:54,417 AM [main] [DEBUG] MockRaftActorContext - isolated-leader: Moving last applied index from -1 to 1 11:13:54,417 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 11:13:54,418 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 11:13:54,418 AM [main] [DEBUG] MockRaftActorContext - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply [term=1000, voteGranted=false] 11:13:54,418 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/behavior588#644532060] [WARN] [07/09/2025 11:13:54.426] [test-akka.actor.default-dispatcher-12] [akka://test/user/leader567] received dead letter from TestActor[akka://test/user/leader567]: org.opendaylight.controller.cluster.raft.base.messages.SendHeartBeat@2d809304 11:13:54,429 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/leader589#11439979] 11:13:54,429 AM [main] [INFO] TestActorFactory - Killing actor Actor[akka://test/user/sender590#-209582546] 11:13:54,430 AM [test-akka.actor.default-dispatcher-12] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [INFO] [07/09/2025 11:13:54.429] [main] [CoordinatedShutdown(akka://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [WARN] [07/09/2025 11:13:54.430] [test-akka.actor.default-dispatcher-6] [akka://test/system/cluster/core/daemon] unhandled message from Actor[akka://test/deadLetters]: Leave(akka://test@10.30.170.166:25520) 11:13:54,431 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.166:25520] - Exiting completed 11:13:54,431 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.166:25520] - Shutting down... [INFO] [07/09/2025 11:13:54.431] [test-akka.actor.internal-dispatcher-3] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.166:25520] - Exiting completed [INFO] [07/09/2025 11:13:54.431] [test-akka.actor.internal-dispatcher-3] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.166:25520] - Shutting down... 11:13:54,431 AM [test-akka.actor.default-dispatcher-12] [INFO] Cluster - Cluster Node [akka://test@10.30.170.166:25520] - Successfully shut down [INFO] [07/09/2025 11:13:54.431] [test-akka.actor.internal-dispatcher-3] [Cluster(akka://test)] Cluster Node [akka://test@10.30.170.166:25520] - Successfully shut down [INFO] [07/09/2025 11:13:54.433] [test-akka.remote.default-remote-dispatcher-7] [akka://test@10.30.170.166:25520/system/remoting-terminator] Shutting down remote daemon. 11:13:54,433 AM [test-akka.actor.default-dispatcher-12] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon. [INFO] [07/09/2025 11:13:54.433] [test-akka.remote.default-remote-dispatcher-7] [akka://test@10.30.170.166:25520/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports. 11:13:54,433 AM [test-akka.actor.default-dispatcher-12] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports. [INFO] [07/09/2025 11:13:54.436] [test-akka.remote.default-remote-dispatcher-8] [akka://test@10.30.170.166:25520/system/remoting-terminator] Remoting shut down. 11:13:54,437 AM [test-akka.actor.default-dispatcher-5] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down. [DEBUG] [07/09/2025 11:13:54.437] [test-akka.actor.internal-dispatcher-4] [EventStream] shutting down: StandardOutLogger