[DEBUG] [07/07/2025 09:28:56.591] [main] [EventStream(pekko://test)] logger log1-TestEventListener started 09:28:56,591 AM [test-pekko.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started [DEBUG] [07/07/2025 09:28:56.591] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started [DEBUG] [07/07/2025 09:28:56.591] [main] [EventStream(pekko://test)] Default Loggers started [INFO] [07/07/2025 09:28:56.599] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.112:17355] with UID [-7786266556418224274] 09:28:56,599 AM [test-pekko.actor.default-dispatcher-6] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.112:17355] with UID [-7786266556418224274] [INFO] [07/07/2025 09:28:56.599] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.112:17355] - Starting up, Pekko version [1.0.3] ... 09:28:56,605 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.112:17355] - Starting up, Pekko version [1.0.3] ... 09:28:56,611 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.112:17355] - Registered cluster JMX MBean [pekko:type=Cluster] 09:28:56,611 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.112:17355] - Started up successfully 09:28:56,611 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.112:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing 09:28:56,611 AM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.112:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining [INFO] [07/07/2025 09:28:56.608] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.112:17355] - Registered cluster JMX MBean [pekko:type=Cluster] [INFO] [07/07/2025 09:28:56.608] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.112:17355] - Started up successfully [INFO] [07/07/2025 09:28:56.609] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.112:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing [INFO] [07/07/2025 09:28:56.609] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.112:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 09:28:56,626 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:56,626 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 09:28:56,626 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 09:28:56,626 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 09:28:56,626 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 2 in "AppendEntriesReply{term=2, success=true, followerId=follower-1, logLastIndex=2, logLastTerm=2, forceInstallSnapshot=false, needsLeaderAddress=false, payloadVersion=0, raftVersion=5, recipientRaftVersion=5}" message is greater than leader's term 1 - switching to Follower 09:28:56,626 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 09:28:56,626 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2 09:28:56,626 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior553#-550137371] [WARN] [07/07/2025 09:28:56.627] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader554#-936055688]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [07/07/2025 09:28:56.627] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader554#-936055688]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.627] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#-936055688] to Actor[pekko://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,627 AM [test-pekko.actor.default-dispatcher-10] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#-936055688] to Actor[pekko://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.627] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#-936055688] to Actor[pekko://test/user/$a] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,628 AM [test-pekko.actor.default-dispatcher-10] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#-936055688] to Actor[pekko://test/user/$a] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,637 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader554#-936055688] 09:28:56,637 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender555#-999958846] 09:28:56,641 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:56,642 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 09:28:56,642 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.642] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-2003896179]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.642] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,642 AM [test-pekko.actor.default-dispatcher-10] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,642 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.642] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-2003896179]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.642] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$a] was not delivered. [4] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,642 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$a] was not delivered. [4] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,643 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 09:28:56,643 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.643] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-2003896179]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.643] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,643 AM [test-pekko.actor.default-dispatcher-10] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,643 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 09:28:56,643 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1] 09:28:56,643 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.643] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-2003896179]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.644] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,644 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,644 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.644] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-2003896179]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.644] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,644 AM [test-pekko.actor.default-dispatcher-10] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,644 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 09:28:56,644 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 09:28:56,645 AM [main] [INFO] AbstractLeader - isolated-leader (Leader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 09:28:56,645 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.645] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-2003896179]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.645] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,645 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2003896179] to Actor[pekko://test/user/$b] was not delivered. [8] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,645 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior556#2043187803] 09:28:56,646 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader557#-2003896179] 09:28:56,646 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender558#-1416045810] 09:28:56,649 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:56,649 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 09:28:56,649 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.649] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.649] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#843465974] to Actor[pekko://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,649 AM [test-pekko.actor.default-dispatcher-10] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#843465974] to Actor[pekko://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,649 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.649] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][07/07/2025 09:28:56.650] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#843465974] to Actor[pekko://test/user/$c] was not delivered. [10] dead letters encountered, no more dead letters will be logged in next [5.000 min]. If this is not an expected behavior then Actor[pekko://test/user/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,650 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#843465974] to Actor[pekko://test/user/$c] was not delivered. [10] dead letters encountered, no more dead letters will be logged in next [5.000 min]. If this is not an expected behavior then Actor[pekko://test/user/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 09:28:56,650 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.650] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 09:28:56,650 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.650] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 09:28:56,650 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-1 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 09:28:56,650 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.650] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 09:28:56,650 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 09:28:56,650 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.650] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 09:28:56,650 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 09:28:56,650 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 09:28:56,650 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.651] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 09:28:56,651 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.651] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 09:28:56,651 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.652] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 09:28:56,652 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.652] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 09:28:56,652 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 09:28:56,652 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 09:28:56,652 AM [main] [INFO] AbstractLeader - isolated-leader (Leader): handleAppendEntriesReply: follower follower-3 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 09:28:56,652 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [07/07/2025 09:28:56.652] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#843465974]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 09:28:56,652 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior559#1563454075] 09:28:56,652 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader560#843465974] 09:28:56,652 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender561#75294643] 09:28:56,654 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries 09:28:56,654 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:56,654 AM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Election: Leader has following peers: [follower567, follower566] 09:28:56,654 AM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Checking sendAppendEntries for follower follower567: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 09:28:56,654 AM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Checking sendAppendEntries for follower follower566: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 09:28:57,655 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior562#-1522927334] 09:28:57,666 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader563#-1266095477] 09:28:57,666 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender564#-898053724] 09:28:57,666 AM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader565] 09:28:57,666 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower566#1791400002] 09:28:57,667 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower567#-177598265] 09:28:57,670 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:57,670 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,670 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): In requestVote: RequestVote{term=1, candidateId=test, lastLogIndex=10000, lastLogTerm=999} - currentTerm: 1, votedFor: test, lastIndex: 1, lastTerm: 1 09:28:57,670 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true} 09:28:57,670 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior568#1901410712] 09:28:57,681 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader569#219594630] 09:28:57,681 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender570#933155967] 09:28:57,683 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:57,683 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,683 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntries: AppendEntries{term=2, leaderId=leader-1, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=2, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[SimpleReplicatedLogEntry [index=0, term=2, payload=zero]]} 09:28:57,683 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior571#-1863094406] 09:28:57,694 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader572#-1097765121] 09:28:57,694 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender573#-1262855253] 09:28:57,696 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:57,696 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,696 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): In requestVote: RequestVote{term=1, candidateId=test, lastLogIndex=1999, lastLogTerm=1} - currentTerm: 1, votedFor: test, lastIndex: 2000, lastTerm: 1 09:28:57,696 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false} 09:28:57,696 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior574#868330334] 09:28:57,708 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader575#-926696588] 09:28:57,709 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender576#1180749610] 09:28:57,712 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:57,712 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,712 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 100 in "AppendEntries{term=100, leaderId=leader-1, prevLogIndex=0, prevLogTerm=0, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]}" message is greater than leader's term 1 - switching to Follower 09:28:57,713 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 09:28:57,713 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 09:28:57,713 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,713 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 100 in "AppendEntriesReply{term=100, success=false, followerId=follower-1, logLastIndex=100, logLastTerm=100, forceInstallSnapshot=false, needsLeaderAddress=false, payloadVersion=0, raftVersion=5, recipientRaftVersion=5}" message is greater than leader's term 1 - switching to Follower 09:28:57,713 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 09:28:57,713 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,713 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term. 09:28:57,713 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: [] 09:28:57,713 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Candidate in requestVote:RequestVote{term=100, candidateId=candidate-1, lastLogIndex=10, lastLogTerm=100} with higher term appears reachable, updating term. 09:28:57,713 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 100 in "RequestVote{term=100, candidateId=candidate-1, lastLogIndex=10, lastLogTerm=100}" message is greater than leader's term 1 - switching to Follower 09:28:57,713 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 09:28:57,713 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,713 AM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): Term 100 in "RequestVoteReply{term=100, voteGranted=false}" message is greater than leader's term 1 - switching to Follower 09:28:57,713 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 09:28:57,714 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior577#777412311] 09:28:57,724 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader578#-1828895771] 09:28:57,725 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender579#-726321262] 09:28:57,727 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:57,727 AM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,727 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 09:28:57,728 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 09:28:57,728 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:57,728 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1 09:28:57,728 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 09:28:57,728 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 09:28:57,728 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 09:28:57,728 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 09:28:57,728 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior580#1951423060] 09:28:57,739 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader581#-1806360426] 09:28:57,739 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender582#-2123100157] 09:28:57,741 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:57,741 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,741 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000 09:28:57,741 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior583#-1994712989] 09:28:57,742 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader584#-899246009] 09:28:57,742 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender585#2064883340] 09:28:57,745 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 09:28:57,745 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 09:28:57,745 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): In requestVote: RequestVote{term=999, candidateId=test, lastLogIndex=10000, lastLogTerm=999} - currentTerm: 1000, votedFor: null, lastIndex: 1, lastTerm: 1 09:28:57,745 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false} [WARN] [07/07/2025 09:28:57.746] [test-pekko.actor.default-dispatcher-10] [pekko://test/user/leader565] received dead letter from TestActor[pekko://test/user/leader565]: org.opendaylight.controller.cluster.raft.behaviors.AbstractLeader$SendHeartBeat@31bac93c 09:28:57,746 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior586#-1022561047] 09:28:57,757 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader587#-101404576] 09:28:57,757 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender588#1603428956] [INFO] [07/07/2025 09:28:57.758] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] 09:28:57,758 AM [test-pekko.actor.default-dispatcher-10] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [WARN] [07/07/2025 09:28:57.759] [test-pekko.actor.default-dispatcher-10] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.171.112:17355) 09:28:57,760 AM [test-pekko.actor.default-dispatcher-10] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.112:17355] - Exiting completed [INFO] [07/07/2025 09:28:57.759] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.112:17355] - Exiting completed 09:28:57,760 AM [test-pekko.actor.default-dispatcher-10] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.112:17355] - Shutting down... [INFO] [07/07/2025 09:28:57.760] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.112:17355] - Shutting down... [INFO] [07/07/2025 09:28:57.760] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.112:17355] - Successfully shut down 09:28:57,760 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.112:17355] - Successfully shut down [INFO] [07/07/2025 09:28:57.762] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.112:17355/system/remoting-terminator] Shutting down remote daemon. 09:28:57,762 AM [test-pekko.actor.default-dispatcher-10] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon. [INFO] [07/07/2025 09:28:57.762] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.112:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports. 09:28:57,762 AM [test-pekko.actor.default-dispatcher-5] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports. [INFO] [07/07/2025 09:28:57.765] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.112:17355/system/remoting-terminator] Remoting shut down. 09:28:57,765 AM [test-pekko.actor.default-dispatcher-10] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down. [DEBUG] [07/07/2025 09:28:57.765] [test-pekko.actor.internal-dispatcher-4] [EventStream] shutting down: StandardOutLogger