[DEBUG] [06/30/2025 08:09:26.800] [main] [EventStream(pekko://test)] logger log1-TestEventListener started 08:09:26,805 AM [test-pekko.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started [DEBUG] [06/30/2025 08:09:26.805] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started [DEBUG] [06/30/2025 08:09:26.805] [main] [EventStream(pekko://test)] Default Loggers started [INFO] [06/30/2025 08:09:26.822] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.254:17355] with UID [9147420708858493526] 08:09:26,825 AM [test-pekko.actor.default-dispatcher-5] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.254:17355] with UID [9147420708858493526] [INFO] [06/30/2025 08:09:26.823] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.254:17355] - Starting up, Pekko version [1.0.3] ... 08:09:26,825 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.254:17355] - Starting up, Pekko version [1.0.3] ... [INFO] [06/30/2025 08:09:26.829] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.254:17355] - Registered cluster JMX MBean [pekko:type=Cluster] [INFO] [06/30/2025 08:09:26.829] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.254:17355] - Started up successfully 08:09:26,830 AM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.254:17355] - Registered cluster JMX MBean [pekko:type=Cluster] 08:09:26,830 AM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.254:17355] - Started up successfully 08:09:26,830 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.254:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing 08:09:26,830 AM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.254:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining [INFO] [06/30/2025 08:09:26.830] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.254:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing [INFO] [06/30/2025 08:09:26.830] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.254:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 08:09:26,841 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:26,841 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 08:09:26,841 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [06/30/2025 08:09:26.841] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader554#468990916]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.841] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#468990916] 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'. 08:09:26,841 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,841 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#468990916] 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'. 08:09:26,841 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 08:09:26,841 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 08:09:26,841 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2 [WARN] [06/30/2025 08:09:26.842] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader554#468990916]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 08:09:26,842 AM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#468990916] to Actor[pekko://test/user/$a] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.842] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#468990916] 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'. 08:09:26,842 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior553#-1901561346] 08:09:26,852 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader554#468990916] 08:09:26,853 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender555#848647281] 08:09:26,855 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:26,855 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 08:09:26,855 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,855 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,855 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 08:09:26,856 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,856 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 08:09:26,856 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1] 08:09:26,856 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,856 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,856 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 08:09:26,856 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 08:09:26,856 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 08:09:26,856 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,856 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior556#881528963] [WARN] [06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-2022628726]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-2022628726]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-2022628726]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-2022628726]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-2022628726]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 08:09:26,857 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 08:09:26,857 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] to Actor[pekko://test/user/$a] was not delivered. [4] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 08:09:26,857 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] to Actor[pekko://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 08:09:26,857 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] to Actor[pekko://test/user/$b] was not delivered. [6] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 08:09:26,857 AM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [WARN] [06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-2022628726]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] 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'. [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] to Actor[pekko://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] 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'. 08:09:26,858 AM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] 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'. [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.857] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-2022628726] 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'. 08:09:26,862 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader557#-2022628726] 08:09:26,862 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender558#1327818499] 08:09:26,865 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:26,865 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 08:09:26,865 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,865 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,865 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,865 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,865 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 08:09:26,865 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,865 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 08:09:26,865 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,865 AM [test-pekko.actor.default-dispatcher-15] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#-1857791047] 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'. 08:09:26,865 AM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 08:09:26,865 AM [test-pekko.actor.default-dispatcher-15] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#-1857791047] 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'. 08:09:26,866 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 08:09:26,866 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [06/30/2025 08:09:26.866] [test-pekko.actor.default-dispatcher-16] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.866] [test-pekko.actor.default-dispatcher-16] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 08:09:26,866 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [06/30/2025 08:09:26.866] [test-pekko.actor.default-dispatcher-16] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 08:09:26,866 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.865] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#-1857791047] 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'. 08:09:26,866 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,866 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 08:09:26,866 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 08:09:26,866 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 08:09:26,866 AM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 08:09:26,866 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior559#-1151656555] [WARN] [06/30/2025 08:09:26.866] [test-pekko.actor.default-dispatcher-16] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.867] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [INFO] [pekkoDeadLetter][06/30/2025 08:09:26.865] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#-1857791047] to Actor[pekko://test/user/$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/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [WARN] [06/30/2025 08:09:26.867] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.867] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.867] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.867] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.867] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 08:09:26.867] [test-pekko.actor.default-dispatcher-15] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#-1857791047]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 08:09:26,878 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader560#-1857791047] 08:09:26,878 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender561#-339950996] 08:09:26,882 AM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries 08:09:26,883 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:26,884 AM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Election: Leader has following peers: [follower567, follower566] 08:09:26,884 AM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Checking sendAppendEntries for follower follower567: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 08:09:26,884 AM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Checking sendAppendEntries for follower follower566: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 08:09:27,884 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior562#1250319597] 08:09:27,895 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader563#568083212] 08:09:27,895 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender564#-622839622] 08:09:27,896 AM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader565] 08:09:27,896 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower566#1173526475] 08:09:27,896 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower567#-129725621] 08:09:27,899 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:27,899 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,899 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 08:09:27,899 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true} 08:09:27,899 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior568#2035275215] 08:09:27,900 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader569#-1929329267] 08:09:27,900 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender570#1956787504] 08:09:27,903 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:27,903 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,903 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]]} 08:09:27,904 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior571#76136803] 08:09:27,914 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader572#789853685] 08:09:27,915 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender573#-547163488] 08:09:27,917 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:27,917 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,917 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 08:09:27,917 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false} 08:09:27,917 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior574#-1129156391] 08:09:27,928 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader575#1945209153] 08:09:27,928 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender576#-335692735] 08:09:27,930 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:27,930 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,930 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 08:09:27,930 AM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 08:09:27,930 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 08:09:27,930 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,930 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 08:09:27,931 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 08:09:27,931 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,931 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term. 08:09:27,931 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: [] 08:09:27,931 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. 08:09:27,931 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 08:09:27,931 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 08:09:27,931 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,931 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 08:09:27,931 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 08:09:27,931 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior577#-710709487] 08:09:27,942 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader578#1649590258] 08:09:27,942 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender579#1343918330] 08:09:27,944 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:27,944 AM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,944 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 08:09:27,944 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 08:09:27,944 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:27,944 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1 08:09:27,944 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 08:09:27,944 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 08:09:27,944 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 08:09:27,944 AM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 08:09:27,944 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior580#1806038481] 08:09:27,955 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader581#-106336585] 08:09:27,955 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender582#-806636374] 08:09:27,957 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:27,957 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,957 AM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000 08:09:27,957 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior583#-913604920] 08:09:27,968 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader584#-1732007149] 08:09:27,968 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender585#-1683775562] 08:09:27,970 AM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 08:09:27,970 AM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 08:09:27,970 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 08:09:27,970 AM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false} 08:09:27,970 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior586#-1027725095] [WARN] [06/30/2025 08:09:27.977] [test-pekko.actor.default-dispatcher-16] [pekko://test/user/leader565] received dead letter from TestActor[pekko://test/user/leader565]: org.opendaylight.controller.cluster.raft.behaviors.AbstractLeader$SendHeartBeat@1479c8f9 08:09:27,980 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader587#1198232185] 08:09:27,981 AM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender588#-315179280] 08:09:27,982 AM [test-pekko.actor.default-dispatcher-15] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [INFO] [06/30/2025 08:09:27.982] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [WARN] [06/30/2025 08:09:27.984] [test-pekko.actor.default-dispatcher-16] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.170.254:17355) [INFO] [06/30/2025 08:09:27.984] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.254:17355] - Exiting completed 08:09:27,984 AM [test-pekko.actor.default-dispatcher-15] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.254:17355] - Exiting completed [INFO] [06/30/2025 08:09:27.984] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.254:17355] - Shutting down... 08:09:27,984 AM [test-pekko.actor.default-dispatcher-15] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.254:17355] - Shutting down... [INFO] [06/30/2025 08:09:27.984] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.254:17355] - Successfully shut down 08:09:27,984 AM [test-pekko.actor.default-dispatcher-15] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.254:17355] - Successfully shut down [INFO] [06/30/2025 08:09:27.986] [test-pekko.remote.default-remote-dispatcher-10] [pekko://test@10.30.170.254:17355/system/remoting-terminator] Shutting down remote daemon. 08:09:27,986 AM [test-pekko.actor.default-dispatcher-15] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon. [INFO] [06/30/2025 08:09:27.986] [test-pekko.remote.default-remote-dispatcher-10] [pekko://test@10.30.170.254:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports. 08:09:27,986 AM [test-pekko.actor.default-dispatcher-7] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports. 08:09:27,988 AM [test-pekko.actor.default-dispatcher-16] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down. [INFO] [06/30/2025 08:09:27.988] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.170.254:17355/system/remoting-terminator] Remoting shut down. [DEBUG] [06/30/2025 08:09:27.988] [test-pekko.actor.internal-dispatcher-4] [EventStream] shutting down: StandardOutLogger