[DEBUG] [07/13/2025 22:19:06.734] [main] [EventStream(pekko://test)] logger log1-TestEventListener started
10:19:06,736 PM [test-pekko.actor.default-dispatcher-5] [INFO] Slf4jLogger - Slf4jLogger started
[DEBUG] [07/13/2025 22:19:06.736] [main] [EventStream(pekko://test)] logger log2-Slf4jLogger started
[DEBUG] [07/13/2025 22:19:06.736] [main] [EventStream(pekko://test)] Default Loggers started
[INFO] [07/13/2025 22:19:06.752] [main] [ArteryTransport(pekko://test)] Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.133:17355] with UID [4584051096696548675]
10:19:06,753 PM [test-pekko.actor.default-dispatcher-5] [INFO] ArteryTransport - Remoting started with transport [Artery tcp]; listening on address [pekko://test@10.30.170.133:17355] with UID [4584051096696548675]
[INFO] [07/13/2025 22:19:06.753] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.133:17355] - Starting up, Pekko version [1.0.3] ...
10:19:06,753 PM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.133:17355] - Starting up, Pekko version [1.0.3] ...
[INFO] [07/13/2025 22:19:06.756] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.133:17355] - Registered cluster JMX MBean [pekko:type=Cluster]
10:19:06,756 PM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.133:17355] - Registered cluster JMX MBean [pekko:type=Cluster]
[INFO] [07/13/2025 22:19:06.756] [main] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.133:17355] - Started up successfully
10:19:06,756 PM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.133:17355] - Started up successfully
[INFO] [07/13/2025 22:19:06.764] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.133:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing
10:19:06,764 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.133:17355] - No downing-provider-class configured, manual cluster downing required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#downing
[INFO] [07/13/2025 22:19:06.764] [test-pekko.actor.internal-dispatcher-4] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.133:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining
10:19:06,764 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.133:17355] - No seed-nodes configured, manual cluster join required, see https://pekko.apache.org/docs/pekko/current/typed/cluster.html#joining
[WARN] [07/13/2025 22:19:06.775] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/termination-monitor] received dead letter from TestActor[pekko://test/user/singleNode14]: org.opendaylight.controller.cluster.common.actor.Monitor@43dd8180
[INFO] [pekkoDeadLetter][07/13/2025 22:19:06.775] [test-pekko.actor.default-dispatcher-5] [pekko://test/user/termination-monitor] Message [org.opendaylight.controller.cluster.common.actor.Monitor] from TestActor[pekko://test/user/singleNode14] to Actor[pekko://test/user/termination-monitor] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/termination-monitor] 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'.
10:19:06,778 PM [test-pekko.actor.default-dispatcher-6] [INFO] RaftActor - singleNode14: Starting recovery with journal batch size 1000
10:19:06,778 PM [test-pekko.actor.default-dispatcher-6] [DEBUG] RaftStorage - singleNode14: started executor
10:19:06,778 PM [test-pekko.actor.default-dispatcher-6] [DEBUG] RaftStorage - singleNode14: started executor
10:19:06,779 PM [test-pekko.actor.default-dispatcher-6] [DEBUG] EntryJournalV1 - singleNode14: metadata journal open: replayFrom=1 applyTo=0
10:19:06,779 PM [test-pekko.actor.default-dispatcher-6] [DEBUG] EntryJournalV1 - singleNode14: journal open: firstIndex=1 lastIndex=0 replayFrom=1 fileEntries=0
10:19:06,779 PM [test-pekko.actor.default-dispatcher-6] [INFO] EnabledRaftStorage - singleNode14: journal open: applyTo=0
10:19:06,780 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: journal writer started
10:19:06,780 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: waiting to receive commands
10:19:06,781 PM [test-pekko.actor.default-dispatcher-5] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.common.actor.Monitor] from TestActor[pekko://test/user/singleNode14] to Actor[pekko://test/user/termination-monitor] was not delivered. [1] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/termination-monitor] 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'.
10:19:06,784 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] PropertiesTermInfoStore - /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/TermInfo.properties does not exist
10:19:06,784 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/journal-v1-1.log
10:19:06,784 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/metadata-v1-1.log
10:19:06,784 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorage - singleNode14: no eligible files found
10:19:06,784 PM [test-pekko.actor.default-dispatcher-5] [INFO] PekkoRecovery - singleNode14: Recovery completed  - Switching actor to Follower - last log index = -1, last log term = -1, snapshot index = -1, snapshot term = -1, journal size = 0
10:19:06,788 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] PropertiesTermInfoStore - singleNode14: Set currentTerm=0, votedFor=null
10:19:06,788 PM [test-pekko.actor.default-dispatcher-5] [INFO] PekkoRecovery - singleNode14: Local TermInfo store seeded with TermInfo{term=0}
10:19:06,788 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Pekko recovery completed and can restore from snapshot
10:19:06,788 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: starting journal recovery
10:19:06,789 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from -1 to -1
10:19:06,789 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] JournalRecovery - singleNode14: empty journal: appending 0 entries
10:19:06,789 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] EntryJournalV1 - singleNode14: updated meta to JournalMeta[replayFrom=1, applyTo=0]
10:19:06,789 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] JournalRecovery - singleNode14: journal recovery completedin 299.2 μs with journalIndex=1
10:19:06,790 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] DefaultConfigParamsImpl - No custom RaftPolicy specified. Using DefaultRaftPolicy
10:19:06,790 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] Follower - singleNode14 (Follower): Received TimeoutNow - switching to Candidate
10:19:06,790 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] Candidate - singleNode14 (Candidate): Election: Candidate has following voting peers: []
10:19:06,795 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] PropertiesTermInfoStore - singleNode14: Set currentTerm=1, votedFor=singleNode14
10:19:06,795 PM [test-pekko.actor.default-dispatcher-5] [INFO] Candidate - singleNode14 (Candidate): Starting new election term 1
10:19:06,795 PM [test-pekko.actor.default-dispatcher-5] [INFO] RaftActorBehavior - singleNode14 (Follower) :- Switching from behavior Follower to Candidate, election term: 1
10:19:06,795 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] Candidate - singleNode14 (Candidate): Received ElectionTimeout
10:19:06,795 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] AbstractLeader - singleNode14 (Leader): Election: Leader has following peers: []
10:19:06,795 PM [test-pekko.actor.default-dispatcher-5] [INFO] RaftActorBehavior - singleNode14 (Candidate) :- Switching from behavior Candidate to Leader, election term: 1
10:19:06,795 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Persist data index=0 term=1 command=zero
10:19:06,795 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] ReplicatedLogImpl - singleNode14: Append log entry and persist JournaledLogEntry{index=0, term=1, command=zero, pending=true} 
10:19:06,796 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Persist data index=1 term=1 command=one
10:19:06,796 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] ReplicatedLogImpl - singleNode14: Append log entry and persist JournaledLogEntry{index=1, term=1, command=one, pending=true} 
10:19:06,796 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Persist data index=2 term=1 command=two
10:19:06,796 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] ReplicatedLogImpl - singleNode14: Append log entry and persist JournaledLogEntry{index=2, term=1, command=two, pending=true} 
10:19:06,796 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 15.86 ms
10:19:06,799 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:06,799 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 3.347 ms
10:19:06,799 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:06,799 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] ReplicatedLogImpl - singleNode14: persist complete JournaledLogEntry{index=0, term=1, command=zero, pending=true}
10:19:06,799 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 2 commands after 5.710 μs
10:19:06,799 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from -1 to 0
10:19:06,799 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftActor - singleNode14: Applying state for log index 0 data zero
10:19:06,799 PM [test-pekko.actor.default-dispatcher-12] [INFO] MockRaftActor - singleNode14: applyState called: zero
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 2 completion(s) pending
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 2 commands in 1.476 ms
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 2 completion(s)
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 4.570 μs
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] ReplicatedLogImpl - singleNode14: persist complete JournaledLogEntry{index=1, term=1, command=one, pending=true}
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from 0 to 1
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Applying state for log index 1 data one
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [INFO] MockRaftActor - singleNode14: applyState called: one
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] ReplicatedLogImpl - singleNode14: persist complete JournaledLogEntry{index=2, term=1, command=two, pending=true}
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] EntryJournalV1 - singleNode14: updated meta to JournalMeta[replayFrom=1, applyTo=1]
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from 1 to 2
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Applying state for log index 2 data two
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [INFO] MockRaftActor - singleNode14: applyState called: two
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 250.1 μs
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 4.340 μs
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] EntryJournalV1 - singleNode14: updated meta to JournalMeta[replayFrom=1, applyTo=2]
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] SnapshotManager - singleNode14: fakeSnapshot purging log to 1 for term 1
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 126.5 μs
10:19:06,801 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:06,801 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 4.090 μs
10:19:06,802 PM [singleNode14-writer-5] [DEBUG] EntryJournalV1 - singleNode14: updated meta to JournalMeta[replayFrom=1, applyTo=3]
10:19:06,802 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:06,802 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:06,802 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 113.4 μs
10:19:06,802 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: waiting to receive commands
10:19:06,900 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Persist data index=3 term=1 command=three
10:19:06,901 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] ReplicatedLogImpl - singleNode14: Append log entry and persist JournaledLogEntry{index=3, term=1, command=three, pending=true} 
10:19:06,901 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 99.33 ms
10:19:06,903 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:06,903 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 1.452 ms
10:19:06,903 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:06,903 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: waiting to receive commands
10:19:06,903 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] ReplicatedLogImpl - singleNode14: persist complete JournaledLogEntry{index=3, term=1, command=three, pending=true}
10:19:06,903 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from 2 to 3
10:19:06,903 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Applying state for log index 3 data three
10:19:06,903 PM [test-pekko.actor.default-dispatcher-5] [INFO] MockRaftActor - singleNode14: applyState called: three
10:19:06,904 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 691.4 μs
10:19:06,904 PM [singleNode14-writer-5] [DEBUG] EntryJournalV1 - singleNode14: updated meta to JournalMeta[replayFrom=1, applyTo=4]
10:19:06,904 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:06,904 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 443.0 μs
10:19:06,904 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: waiting to receive commands
10:19:06,904 PM [test-pekko.actor.default-dispatcher-5] [INFO] SnapshotManager - singleNode14: Initiating snapshot capture CaptureSnapshot [lastAppliedIndex=3, lastAppliedTerm=1, lastIndex=3, lastTerm=1, installSnapshotInitiated=, replicatedToAllIndex=-1, replicatedToAllTerm=-1, unAppliedEntries size=0, mandatoryTrim=false]
10:19:06,912 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] SnapshotManager - singleNode14: captured snapshot at lastSequenceNumber: 4
10:19:06,912 PM [test-pekko.actor.default-dispatcher-5] [INFO] SnapshotManager - singleNode14: Persising snapshot at EntryInfo[index=3, term=1]/EntryInfo[index=3, term=1]
10:19:06,912 PM [test-pekko.actor.default-dispatcher-5] [INFO] MockRaftActor - singleNode14: support() called
10:19:06,913 PM [test-pekko.actor.default-dispatcher-5] [INFO] SnapshotManager - singleNode14: Removed in-memory snapshotted entries, adjusted snapshotIndex: 1 and term: 1
10:19:06,913 PM [singleNode14-%d261362] [DEBUG] RaftStorage - singleNode14: starting snapshot writeout to /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.tmp
10:19:06,913 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] SnapshotManager - singleNode14: trimLog should not be called in state PersistCapture[lastJournalIndex=4, request=CaptureSnapshot [lastAppliedIndex=3, lastAppliedTerm=1, lastIndex=3, lastTerm=1, installSnapshotInitiated=, replicatedToAllIndex=-1, replicatedToAllTerm=-1, unAppliedEntries size=0, mandatoryTrim=false]]
10:19:06,915 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:06,916 PM [singleNode14-%d261362] [DEBUG] RaftStorage - singleNode14: finished snapshot writeout to /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1
10:19:06,916 PM [singleNode14-%d261362] [DEBUG] RaftStorage - singleNode14: selected SNAPSHOT_V1 to handle file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1
10:19:06,916 PM [singleNode14-%d261362] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/TermInfo.properties
10:19:06,916 PM [singleNode14-%d261362] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/journal-v1-1.log
10:19:06,916 PM [singleNode14-%d261362] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/metadata-v1-1.log
10:19:06,916 PM [singleNode14-%d261362] [DEBUG] RaftStorage - singleNode14: retaining snapshot SnapshotFileV1{lastIncluded=EntryInfo[index=3, term=1], timestamp=2025-07-13T22:19:06.913271168Z, file=/tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1, size=392, entryCompress=NONE, stateCompress=NONE}
10:19:06,916 PM [singleNode14-%d261362] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:06,916 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:06,916 PM [test-pekko.actor.default-dispatcher-5] [INFO] SnapshotManager - singleNode14: snapshot is durable as of 2025-07-13T22:19:06.913271168Z
10:19:06,917 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] SnapshotManager - singleNode14: Snapshot success, discarding journal entries up to 4
10:19:06,917 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActorSnapshotMessageSupport - singleNode14: SnapshotComplete received
10:19:06,917 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 12.70 ms
10:19:06,917 PM [singleNode14-writer-5] [DEBUG] EntryJournalV1 - singleNode14: updated meta to JournalMeta[replayFrom=5, applyTo=4]
10:19:06,917 PM [singleNode14-writer-5] [DEBUG] EntryJournalV1 - singleNode14: discarded entries up to (and including) 4
10:19:06,917 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:06,917 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 346.9 μs
10:19:06,918 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:06,918 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: waiting to receive commands
10:19:07,1 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftActor - singleNode14: Persist data index=4 term=1 command=four
10:19:07,2 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] ReplicatedLogImpl - singleNode14: Append log entry and persist JournaledLogEntry{index=4, term=1, command=four, pending=true} 
10:19:07,2 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftActor - singleNode14: Persist data index=5 term=1 command=five
10:19:07,2 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] ReplicatedLogImpl - singleNode14: Append log entry and persist JournaledLogEntry{index=5, term=1, command=five, pending=true} 
10:19:07,2 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 84.13 ms
10:19:07,3 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:07,3 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 1.162 ms
10:19:07,3 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:07,3 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] ReplicatedLogImpl - singleNode14: persist complete JournaledLogEntry{index=4, term=1, command=four, pending=true}
10:19:07,3 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 9.720 μs
10:19:07,3 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from 3 to 4
10:19:07,3 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftActor - singleNode14: Applying state for log index 4 data four
10:19:07,3 PM [test-pekko.actor.default-dispatcher-12] [INFO] MockRaftActor - singleNode14: applyState called: four
10:19:07,4 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] SnapshotManager - singleNode14: fakeSnapshot purging log to 3 for term 1
10:19:07,4 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:07,4 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 1 completion(s)
10:19:07,4 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 1.065 ms
10:19:07,4 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] ReplicatedLogImpl - singleNode14: persist complete JournaledLogEntry{index=5, term=1, command=five, pending=true}
10:19:07,4 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from 4 to 5
10:19:07,4 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 9.461 μs
10:19:07,5 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftActor - singleNode14: Applying state for log index 5 data five
10:19:07,5 PM [test-pekko.actor.default-dispatcher-5] [INFO] MockRaftActor - singleNode14: applyState called: five
10:19:07,5 PM [singleNode14-writer-5] [DEBUG] EntryJournalV1 - singleNode14: updated meta to JournalMeta[replayFrom=5, applyTo=5]
10:19:07,5 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 completion(s) pending
10:19:07,5 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 263.4 μs
10:19:07,5 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 8.601 μs
10:19:07,5 PM [singleNode14-writer-5] [DEBUG] EntryJournalV1 - singleNode14: updated meta to JournalMeta[replayFrom=5, applyTo=6]
10:19:07,5 PM [singleNode14-writer-5] [DEBUG] RaftStorageCompleter - singleNode14: 1 more completion(s) pending
10:19:07,5 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 216.4 μs
10:19:07,5 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: waiting to receive commands
10:19:07,5 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorageCompleter - singleNode14: running 2 completion(s)
10:19:07,5 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] SnapshotManager - singleNode14: fakeSnapshot purging log to 4 for term 1
10:19:07,103 PM [awaitility-thread] [DEBUG] RaftStorage - singleNode14: selected SNAPSHOT_V1 to handle file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1
10:19:07,103 PM [awaitility-thread] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/TermInfo.properties
10:19:07,103 PM [awaitility-thread] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/journal-v1-1.log
10:19:07,103 PM [awaitility-thread] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/metadata-v1-1.log
10:19:07,103 PM [awaitility-thread] [DEBUG] RaftStorage - singleNode14: picked SnapshotFileV1{lastIncluded=EntryInfo[index=3, term=1], timestamp=2025-07-13T22:19:06.913271168Z, file=/tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1, size=392, entryCompress=NONE, stateCompress=NONE} as the latest file
10:19:07,207 PM [main] [DEBUG] RaftStorage - singleNode14: selected SNAPSHOT_V1 to handle file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1
10:19:07,207 PM [main] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/TermInfo.properties
10:19:07,207 PM [main] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/journal-v1-1.log
10:19:07,207 PM [main] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/metadata-v1-1.log
10:19:07,208 PM [main] [DEBUG] RaftStorage - singleNode14: picked SnapshotFileV1{lastIncluded=EntryInfo[index=3, term=1], timestamp=2025-07-13T22:19:06.913271168Z, file=/tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1, size=392, entryCompress=NONE, stateCompress=NONE} as the latest file
10:19:07,222 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] EnabledRaftStorage - singleNode14: terminating thread VirtualThread[#313,singleNode14-writer-5]/waiting
10:19:07,222 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 216.6 ms
10:19:07,222 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 28.00 μs
10:19:07,222 PM [singleNode14-writer-5] [DEBUG] JournalWriteTask - singleNode14: journal writer stopped
10:19:07,223 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] EntryJournalV1 - singleNode14: journal closed
10:19:07,223 PM [test-pekko.actor.default-dispatcher-5] [INFO] EnabledRaftStorage - singleNode14: journal closed
10:19:07,223 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorage - singleNode14: stopped executor with 0 remaining tasks
10:19:07,223 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorage - singleNode14: stopped executor with 0 remaining tasks
[WARN] [07/13/2025 22:19:07.226] [test-pekko.actor.default-dispatcher-12] [pekko://test/user/termination-monitor] received dead letter from TestActor[pekko://test/user/singleNode14]: org.opendaylight.controller.cluster.common.actor.Monitor@3f7f2782
[INFO] [pekkoDeadLetter][07/13/2025 22:19:07.227] [test-pekko.actor.default-dispatcher-6] [pekko://test/user/termination-monitor] Message [org.opendaylight.controller.cluster.common.actor.Monitor] from TestActor[pekko://test/user/singleNode14] to Actor[pekko://test/user/termination-monitor] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/termination-monitor] 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'.
10:19:07,227 PM [test-pekko.actor.default-dispatcher-12] [INFO] EmptyLocalActorRef -  pekkoDeadLetter Message [org.opendaylight.controller.cluster.common.actor.Monitor] from TestActor[pekko://test/user/singleNode14] to Actor[pekko://test/user/termination-monitor] was not delivered. [2] dead letters encountered. If this is not an expected behavior then Actor[pekko://test/user/termination-monitor] 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'.
10:19:07,228 PM [test-pekko.actor.default-dispatcher-5] [INFO] RaftActor - singleNode14: Starting recovery with journal batch size 1000
10:19:07,228 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorage - singleNode14: started executor
10:19:07,228 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] RaftStorage - singleNode14: started executor
10:19:07,230 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] EntryJournalV1 - singleNode14: metadata journal open: replayFrom=5 applyTo=6
10:19:07,231 PM [test-pekko.actor.default-dispatcher-5] [DEBUG] EntryJournalV1 - singleNode14: journal open: firstIndex=1 lastIndex=6 replayFrom=5 fileEntries=0
10:19:07,231 PM [test-pekko.actor.default-dispatcher-5] [INFO] EnabledRaftStorage - singleNode14: journal open: applyTo=6
10:19:07,231 PM [singleNode14-writer-6] [DEBUG] JournalWriteTask - singleNode14: journal writer started
10:19:07,232 PM [singleNode14-writer-6] [DEBUG] JournalWriteTask - singleNode14: waiting to receive commands
10:19:07,233 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] PropertiesTermInfoStore - singleNode14: Set currentTerm=1, votedFor=singleNode14
10:19:07,233 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorage - singleNode14: selected SNAPSHOT_V1 to handle file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1
10:19:07,234 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/TermInfo.properties
10:19:07,234 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/journal-v1-1.log
10:19:07,234 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorage - singleNode14: skipping unrecognized file /tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/metadata-v1-1.log
10:19:07,234 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorage - singleNode14: picked SnapshotFileV1{lastIncluded=EntryInfo[index=3, term=1], timestamp=2025-07-13T22:19:06.913271168Z, file=/tmp/org.opendaylight.controller.cluster.raft.RecoveryIntegrationSingleNodeTest1297058266792723798/singleNode14/snapshot-00000000687430DA-366F6980.v1, size=392, entryCompress=NONE, stateCompress=NONE} as the latest file
10:19:07,234 PM [test-pekko.actor.default-dispatcher-12] [INFO] MockRaftActor - singleNode14: support() called
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] PekkoRecovery - singleNode14: initializing from snapshot taken at 2025-07-13T22:19:06.913271168Z
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] PropertiesTermInfoStore - singleNode14: Set currentTerm=1, votedFor=singleNode14
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [INFO] PekkoRecovery - Recovery snapshot applied for singleNode14 in 120.3 μs: snapshotIndex=3, snapshotTerm=1, journal-size=0
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [INFO] PekkoRecovery - singleNode14: Recovery completed in 283.2 μs - Switching actor to Follower - last log index = 3, last log term = 1, snapshot index = 3, snapshot term = 1, journal size = 0
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] PekkoRecovery - singleNode14: restoring local TermInfo{term=1, votedFor=singleNode14}
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] PropertiesTermInfoStore - singleNode14: Set currentTerm=1, votedFor=singleNode14
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftActor - singleNode14: Pekko recovery completed and can restore from snapshot
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftActor - singleNode14: starting journal recovery
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from -1 to 3
10:19:07,235 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] JournalRecovery - singleNode14: applying entries up to 6
10:19:07,236 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] JournalRecovery - singleNode14: recovered journal DefaultLogEntry[index=4, term=1, command=four]
10:19:07,236 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] JournalRecovery - singleNode14: recovered journal DefaultLogEntry[index=5, term=1, command=five]
10:19:07,236 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] AbstractReplicatedLog - singleNode14: Moving last applied index from 3 to 5
10:19:07,236 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] JournalRecovery - singleNode14: journal recovery completedin 763.1 μs with journalIndex=5
10:19:07,236 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/singleNode14-collector15#2093534003]
10:19:07,237 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] Follower - singleNode14 (Follower): Received TimeoutNow - switching to Candidate
10:19:07,237 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] Candidate - singleNode14 (Candidate): Election: Candidate has following voting peers: []
10:19:07,239 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] PropertiesTermInfoStore - singleNode14: Set currentTerm=2, votedFor=singleNode14
10:19:07,239 PM [test-pekko.actor.default-dispatcher-12] [INFO] Candidate - singleNode14 (Candidate): Starting new election term 2
10:19:07,239 PM [test-pekko.actor.default-dispatcher-12] [INFO] RaftActorBehavior - singleNode14 (Follower) :- Switching from behavior Follower to Candidate, election term: 2
10:19:07,240 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] Candidate - singleNode14 (Candidate): Received ElectionTimeout
10:19:07,240 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] AbstractLeader - singleNode14 (Leader): Election: Leader has following peers: []
10:19:07,240 PM [test-pekko.actor.default-dispatcher-12] [INFO] RaftActorBehavior - singleNode14 (Candidate) :- Switching from behavior Candidate to Leader, election term: 2
10:19:07,247 PM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/singleNode14]
10:19:07,248 PM [main] [INFO] TestActorFactory - Killing actor Actor[pekko://test/user/singleNode14-collector16#-1814645324]
10:19:07,248 PM [main] [INFO] TestActorFactory - Killing actor TestActor[pekko://test/user/singleNode14]
10:19:07,248 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] EnabledRaftStorage - singleNode14: terminating thread VirtualThread[#320,singleNode14-writer-6]/waiting
10:19:07,249 PM [singleNode14-writer-6] [DEBUG] JournalWriteTask - singleNode14: received 1 commands after 17.05 ms
10:19:07,249 PM [singleNode14-writer-6] [DEBUG] JournalWriteTask - singleNode14: completed 1 commands in 23.53 μs
10:19:07,249 PM [singleNode14-writer-6] [DEBUG] JournalWriteTask - singleNode14: journal writer stopped
10:19:07,249 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] EntryJournalV1 - singleNode14: journal closed
10:19:07,249 PM [test-pekko.actor.default-dispatcher-12] [INFO] EnabledRaftStorage - singleNode14: journal closed
10:19:07,249 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorage - singleNode14: stopped executor with 0 remaining tasks
10:19:07,249 PM [test-pekko.actor.default-dispatcher-12] [DEBUG] RaftStorage - singleNode14: stopped executor with 0 remaining tasks
[INFO] [07/13/2025 22:19:07.251] [main] [CoordinatedShutdown(pekko://test)] Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
10:19:07,252 PM [test-pekko.actor.default-dispatcher-5] [INFO] CoordinatedShutdown - Running CoordinatedShutdown with reason [ActorSystemTerminateReason]
[WARN] [07/13/2025 22:19:07.253] [test-pekko.actor.default-dispatcher-5] [pekko://test/system/cluster/core/daemon] unhandled message from Actor[pekko://test/deadLetters]: Leave(pekko://test@10.30.170.133:17355)
10:19:07,253 PM [test-pekko.actor.default-dispatcher-12] [INFO] LocalActorRef -  pekkoDeadLetter Message [org.apache.pekko.cluster.ClusterUserAction$Leave] to Actor[pekko://test/system/cluster/core/daemon#-163158856] was unhandled. [3] dead letters encountered. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [pekkoDeadLetter][07/13/2025 22:19:07.253] [test-pekko.actor.default-dispatcher-12] [pekko://test/system/cluster/core/daemon] Message [org.apache.pekko.cluster.ClusterUserAction$Leave] to Actor[pekko://test/system/cluster/core/daemon#-163158856] was unhandled. [3] dead letters encountered. This logging can be turned off or adjusted with configuration settings 'pekko.log-dead-letters' and 'pekko.log-dead-letters-during-shutdown'.
[INFO] [07/13/2025 22:19:07.254] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.133:17355] - Exiting completed
10:19:07,254 PM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.133:17355] - Exiting completed
[INFO] [07/13/2025 22:19:07.254] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.133:17355] - Shutting down...
10:19:07,254 PM [test-pekko.actor.default-dispatcher-5] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.133:17355] - Shutting down...
10:19:07,254 PM [test-pekko.actor.default-dispatcher-6] [INFO] Cluster - Cluster Node [pekko://test@10.30.170.133:17355] - Successfully shut down
[INFO] [07/13/2025 22:19:07.254] [test-pekko.actor.internal-dispatcher-3] [Cluster(pekko://test)] Cluster Node [pekko://test@10.30.170.133:17355] - Successfully shut down
10:19:07,256 PM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Shutting down remote daemon.
[INFO] [07/13/2025 22:19:07.256] [test-pekko.remote.default-remote-dispatcher-7] [pekko://test@10.30.170.133:17355/system/remoting-terminator] Shutting down remote daemon.
10:19:07,256 PM [test-pekko.actor.default-dispatcher-6] [INFO] RemoteActorRefProvider$RemotingTerminator - Remote daemon shut down; proceeding with flushing remote transports.
[INFO] [07/13/2025 22:19:07.256] [test-pekko.remote.default-remote-dispatcher-7] [pekko://test@10.30.170.133:17355/system/remoting-terminator] Remote daemon shut down; proceeding with flushing remote transports.
10:19:07,259 PM [test-pekko.actor.default-dispatcher-12] [INFO] RemoteActorRefProvider$RemotingTerminator - Remoting shut down.
[INFO] [07/13/2025 22:19:07.259] [test-pekko.remote.default-remote-dispatcher-8] [pekko://test@10.30.170.133:17355/system/remoting-terminator] Remoting shut down.
[DEBUG] [07/13/2025 22:19:07.259] [test-pekko.actor.internal-dispatcher-4] [EventStream] shutting down: StandardOutLogger