[DEBUG] [06/30/2025 22:15:58.903] [main] [EventStream(pekko://test)] logger log1-TestEventListener started 10:15:58,904 PM [test-pekko.actor.default-dispatcher-6] [INFO] Slf4jLogger - Slf4jLogger started [DEBUG] [06/30/2025 22:15:58.904] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started [DEBUG] [06/30/2025 22:15:58.904] [main] [EventStream(pekko://test)] Default Loggers started [INFO] [06/30/2025 22:15:58.924] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.187:17355] with UID [-8767153623969272118] 10:15:58,925 PM [test-pekko.actor.default-dispatcher-6] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.171.187:17355] with UID [-8767153623969272118] [INFO] [06/30/2025 22:15:58.925] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.187:17355] - Starting up, Pekko version [1.0.3] ... 10:15:58,925 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.187:17355] - Starting up, Pekko version [1.0.3] ... 10:15:58,931 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.187:17355] - Registered cluster JMX MBean [pekko:type=Cluster] 10:15:58,931 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.187:17355] - Started up successfully 10:15:58,931 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.187:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing 10:15:58,931 PM [test-pekko.actor.default-dispatcher-7] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.187:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining [INFO] [06/30/2025 22:15:58.927] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.187:17355] - Registered cluster JMX MBean [pekko:type=Cluster] [INFO] [06/30/2025 22:15:58.928] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.187:17355] - Started up successfully [INFO] [06/30/2025 22:15:58.928] [test-pekko.actor.internal-dispatcher-5] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.187:17355] - 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 22:15:58.928] [test-pekko.actor.internal-dispatcher-5] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.187:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining 10:15:58,942 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:15:58,942 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 10:15:58,942 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,943 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,943 PM [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 10:15:58,943 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 10:15:58,943 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 2 10:15:58,943 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior553#1402748965] 10:15:58,943 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#1960915349] 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'. 10:15:58,943 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#1960915349] 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'. [WARN] [06/30/2025 22:15:58.943] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader554#1960915349]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 22:15:58.943] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader554#1960915349]: 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 22:15:58.943] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#1960915349] to Actor[pekko://test/user/$b] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][06/30/2025 22:15:58.943] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader554#1960915349] 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'. 10:15:58,954 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader554#1960915349] 10:15:58,954 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender555#1856292634] 10:15:58,956 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:15:58,957 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-2, follower-1] 10:15:58,957 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,957 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,957 PM [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 10:15:58,957 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,957 PM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader 10:15:58,957 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-2, follower-1] 10:15:58,957 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,957 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,957 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 10:15:58,957 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 10:15:58,958 PM [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 10:15:58,958 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,958 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior556#-256301974] 10:15:58,959 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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'. 10:15:58,959 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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'. 10:15:58,959 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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'. 10:15:58,959 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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'. 10:15:58,959 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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'. 10:15:58,959 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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'. [WARN] [06/30/2025 22:15:58.959] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-1416583515]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 22:15:58.959] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-1416583515]: 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 22:15:58.959] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-1416583515]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 22:15:58.959] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-1416583515]: 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 22:15:58.959] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader557#-1416583515]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 22:15:58.959] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader557#-1416583515]: 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 22:15:58.959] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] to Actor[pekko://test/user/$b] was not delivered. [3] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$b] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][06/30/2025 22:15:58.959] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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 22:15:58.959] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] to Actor[pekko://test/user/$a] was not delivered. [5] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][06/30/2025 22:15:58.959] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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'. [INFO] [pekkoDeadLetter][06/30/2025 22:15:58.959] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] to Actor[pekko://test/user/$a] was not delivered. [7] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$a] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. [INFO] [pekkoDeadLetter][06/30/2025 22:15:58.959] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader557#-1416583515] 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'. 10:15:58,968 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader557#-1416583515] 10:15:58,968 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender558#1181662737] 10:15:58,971 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:15:58,971 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 10:15:58,971 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,971 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [06/30/2025 22:15:58.971] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader560#-910551152]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 10:15:58,971 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [06/30/2025 22:15:58.971] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#-910551152]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 10:15:58,971 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [WARN] [06/30/2025 22:15:58.971] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#-910551152]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 22:15:58.972] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#-910551152]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} 10:15:58,972 PM [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 10:15:58,972 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 [INFO] [pekkoDeadLetter][06/30/2025 22:15:58.972] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$d] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#-910551152] to Actor[pekko://test/user/$d] was not delivered. [9] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/$d] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 10:15:58,972 PM [main] [INFO] AbstractLeader - isolated-leader (IsolatedLeader): handleAppendEntriesReply: follower follower-2 last log term 0 for index 0 conflicts with the leader's 1 - set the follower's next index to -1 [WARN] [06/30/2025 22:15:58.972] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#-910551152]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 10:15:58,972 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,972 PM [test-pekko.actor.default-dispatcher-7] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#-910551152] 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'. 10:15:58,972 PM [main] [INFO] IsolatedLeader - isolated-leader: IsolatedLeader isolated-leader switching from IsolatedLeader to Leader [WARN] [06/30/2025 22:15:58.972] [test-pekko.actor.default-dispatcher-7] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#-910551152]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} 10:15:58,972 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Election: Leader has following peers: [follower-4, follower-3, follower-2, follower-1] 10:15:58,972 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-4: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,972 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: false, followerNextIndex: 1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,972 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-2: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,972 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-1: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,972 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 10:15:58,972 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Leader, election term: 1 10:15:58,972 PM [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 10:15:58,972 PM [main] [DEBUG] AbstractLeader - isolated-leader (Leader): Checking sendAppendEntries for follower follower-3: active: true, followerNextIndex: -1, leaderLastIndex: 1, leaderSnapShotIndex: -1 10:15:58,973 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior559#1943052966] [WARN] [06/30/2025 22:15:58.973] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$d] received dead letter from Actor[pekko://test/user/leader560#-910551152]: 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 22:15:58.973] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#-910551152]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=0, prevLogTerm=1, leaderCommit=-1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=4, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 22:15:58.973] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$b] received dead letter from Actor[pekko://test/user/leader560#-910551152]: 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 22:15:58.973] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$a] received dead letter from Actor[pekko://test/user/leader560#-910551152]: AppendEntries{term=1, leaderId=isolated-leader, prevLogIndex=-1, prevLogTerm=-1, leaderCommit=1, replicatedToAllIndex=-1, payloadVersion=0, recipientRaftVersion=5, leaderRaftVersion=5, entries==[]} [WARN] [06/30/2025 22:15:58.973] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/$c] received dead letter from Actor[pekko://test/user/leader560#-910551152]: 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 22:15:58.973] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/$c] Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#-910551152] to Actor[pekko://test/user/$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/$c] may have terminated unexpectedly. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'. 10:15:58,973 PM [test-pekko.actor.default-dispatcher-6] [INFO] EmptyLocalActorRef - pekkoDeadLetter Message [org.opendaylight.controller.cluster.raft.messages.AppendEntries] from Actor[pekko://test/user/leader560#-910551152] to Actor[pekko://test/user/$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'. 10:15:58,983 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader560#-910551152] 10:15:58,983 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender561#563352332] 10:15:58,985 PM [main] [INFO] IsolatedLeaderTest - Starting testLeaderSchedulesHeartbeatsEvenWhenNoFollowersRespondToInitialAppendEntries 10:15:58,986 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:15:58,986 PM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Election: Leader has following peers: [follower567, follower566] 10:15:58,987 PM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Checking sendAppendEntries for follower follower567: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 10:15:58,987 PM [main] [DEBUG] AbstractLeader - leader565 (IsolatedLeader): Checking sendAppendEntries for follower follower566: active: false, followerNextIndex: -1, leaderLastIndex: 4, leaderSnapShotIndex: -1 10:15:59,987 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior562#817881513] 10:15:59,998 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader563#314676299] 10:15:59,999 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender564#826514071] 10:15:59,999 PM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/leader565] 10:15:59,999 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower566#35479710] 10:15:59,999 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/follower567#1113488584] 10:16:00,2 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:16:00,2 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,3 PM [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 10:16:00,3 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=true} 10:16:00,4 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior568#-348965043] 10:16:00,14 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader569#2120059014] 10:16:00,14 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender570#936942415] 10:16:00,16 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:16:00,16 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,17 PM [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]]} 10:16:00,17 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior571#640682338] 10:16:00,27 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader572#-377441359] 10:16:00,27 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender573#-1525803364] 10:16:00,30 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:16:00,30 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,30 PM [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 10:16:00,30 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1, voteGranted=false} 10:16:00,30 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior574#1407262256] 10:16:00,40 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader575#-1162397251] 10:16:00,41 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender576#-471829370] 10:16:00,43 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:16:00,43 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,43 PM [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 10:16:00,43 PM [main] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy 10:16:00,43 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 10:16:00,43 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,43 PM [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 10:16:00,43 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 10:16:00,43 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,43 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Found higher term in RequestVote rpc, verifying whether it's safe to update term. 10:16:00,43 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): Cluster state: [] 10:16:00,43 PM [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. 10:16:00,43 PM [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 10:16:00,44 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 10:16:00,44 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,44 PM [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 10:16:00,44 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader) :- Switching from behavior IsolatedLeader to Follower, election term: 100 10:16:00,44 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior577#-97347670] 10:16:00,54 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader578#-1740631970] 10:16:00,54 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender579#-450866916] 10:16:00,56 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:16:00,56 PM [main] [DEBUG] AbstractLeader - test (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,56 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 10:16:00,56 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 0 10:16:00,56 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:16:00,56 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 0 for term 1 10:16:00,56 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 10:16:00,56 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 10:16:00,56 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 2 10:16:00,56 PM [main] [DEBUG] SnapshotManager - test: fakeSnapshot purging log to 1 for term 1 10:16:00,56 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior580#1148369456] 10:16:00,67 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader581#185669472] 10:16:00,67 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender582#-505456616] 10:16:00,69 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:16:00,69 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,69 PM [main] [INFO] RaftActorBehavior - isolated-leader (IsolatedLeader): Cannot append entries because sender's term 100 is less than 1000 10:16:00,69 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior583#574422836] 10:16:00,80 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader584#1129481125] 10:16:00,80 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender585#1178019138] [WARN] [06/30/2025 22:16:00.081] [test-pekko.actor.default-dispatcher-9] [pekko://test/user/leader565] received dead letter from TestActor[pekko://test/user/leader565]: org.opendaylight.controller.cluster.raft.behaviors.AbstractLeader$SendHeartBeat@c65c950 10:16:00,83 PM [main] [DEBUG] AbstractReplicatedLog - : Moving last applied index from -1 to 1 10:16:00,83 PM [main] [DEBUG] AbstractLeader - isolated-leader (IsolatedLeader): Election: Leader has following peers: [] 10:16:00,83 PM [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 10:16:00,83 PM [main] [DEBUG] RaftActorBehavior - isolated-leader (IsolatedLeader): requestVote returning: RequestVoteReply{term=1000, voteGranted=false} 10:16:00,83 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/behavior586#1463623626] 10:16:00,94 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/leader587#304552584] 10:16:00,94 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/sender588#-640162097] [INFO] [06/30/2025 22:16:00.094] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason] 10:16:00,94 PM [test-pekko.actor.default-dispatcher-9] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason] [WARN] [06/30/2025 22:16:00.095] [test-pekko.actor.default-dispatcher-9] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.171.187:17355) [INFO] [06/30/2025 22:16:00.096] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.187:17355] - Exiting completed [INFO] [06/30/2025 22:16:00.096] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.187:17355] - Shutting down... [INFO] [06/30/2025 22:16:00.096] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.171.187:17355] - Successfully shut down 10:16:00,96 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.187:17355] - Exiting completed 10:16:00,96 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.187:17355] - Shutting down... 10:16:00,96 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.171.187:17355] - Successfully shut down [INFO] [06/30/2025 22:16:00.098] [test-pekko.remote.default-remote-dispatcher-10] [pekko://test@10.30.171.187:17355/system/remoting-terminator] Shutting down remote daemon. 10:16:00,99 PM [test-pekko.actor.default-dispatcher-9] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon. [INFO] [06/30/2025 22:16:00.098] [test-pekko.remote.default-remote-dispatcher-10] [pekko://test@10.30.171.187:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports. 10:16:00,99 PM [test-pekko.actor.default-dispatcher-9] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports. [INFO] [06/30/2025 22:16:00.101] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.171.187:17355/system/remoting-terminator] Remoting shut down. 10:16:00,101 PM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down. [DEBUG] [06/30/2025 22:16:00.102] [test-pekko.actor.internal-dispatcher-5] [EventStream] shutting down: StandardOutLogger