Akshay, this looks a lot like https://issues.apache.org/jira/browse/KAFKA-14035 which was fixed for 3.3.0. Can you upload complete controller logs to that JIRA (or a new one if you prefer)?
Thanks! David On Sat, Apr 22, 2023 at 2:54 AM Luke Chen <show...@gmail.com> wrote: > Hi Akshay, > > Thanks for reporting the issue. > It looks like a bug. > Could you open a JIRA <https://issues.apache.org/jira/browse/KAFKA> ticket > to track it? > > Thank you. > Luke > > > On Fri, Apr 21, 2023 at 10:16 PM Akshay Kumar > <akshayku...@ameyo.com.invalid> > wrote: > > > Hello team, > > > > - We are using the zookeeper less Kafka (kafka Kraft). > > - The cluster is having 3 nodes. > > - One of the nodes gets automatically shut down randomly. > > - Checked the logs but didn't get the exact reason. > > - Sharing the logs below. Kafka version - 3.3.1 > > > > *Logs - * > > > > [2023-04-13 01:49:17,411] WARN [Controller 1] Renouncing the leadership > > due to a metadata log event. We were the leader at epoch 37110, but in > the > > new epoch 37111, the leader is (none). Reverting to last committed offset > > 28291464. (org.apache.kafka.controller.QuorumController) > > [2023-04-13 01:49:17,531] INFO [RaftManager nodeId=1] Completed > transition > > to Unattached(epoch=37112, voters=[1, 2, 3], electionTimeoutMs=982) > > (org.apache.kafka.raft.QuorumState) > > > > [2023-04-13 02:00:33,902] WARN [Controller 1] Renouncing the leadership > > due to a metadata log event. We were the leader at epoch 37116, but in > the > > new epoch 37117, the leader is (none). Reverting to last committed offset > > 28292807. (org.apache.kafka.controller.QuorumController) > > [2023-04-13 02:00:33,936] INFO [RaftManager nodeId=1] Completed > transition > > to Unattached(epoch=37118, voters=[1, 2, 3], electionTimeoutMs=1497) > > (org.apache.kafka.raft.QuorumState) > > > > [2023-04-13 02:00:35,014] ERROR [Controller 1] processBrokerHeartbeat: > > unable to start processing because of NotControllerException. > > (org.apache.kafka.controller.QuorumController) > > > > [2023-04-13 02:12:21,883] WARN [Controller 1] Renouncing the leadership > > due to a metadata log event. We were the leader at epoch 37129, but in > the > > new epoch 37131, the leader is (none). Reverting to last committed offset > > 28294206. (org.apache.kafka.controller.QuorumController) > > > > [2023-04-13 02:13:41,328] WARN [Controller 1] Renouncing the leadership > > due to a metadata log event. We were the leader at epoch 37141, but in > the > > new epoch 37142, the leader is (none). Reverting to last committed offset > > 28294325. (org.apache.kafka.controller.QuorumController) > > > > [2023-04-13 02:13:41,328] INFO [Controller 1] writeNoOpRecord: failed > with > > NotControllerException in 16561838 us > > (org.apache.kafka.controller.QuorumController) > > > > [2023-04-13 02:13:41,328] INFO [Controller 1] maybeFenceReplicas: failed > > with NotControllerException in 8520846 us > > (org.apache.kafka.controller.QuorumController) > > > > [2023-04-13 02:13:41,328] INFO [BrokerToControllerChannelManager broker=1 > > name=heartbeat] Client requested disconnect from node 1 > > (org.apache.kafka.clients.NetworkClient) > > [2023-04-13 02:13:41,329] INFO [BrokerLifecycleManager id=1] Unable to > > send a heartbeat because the RPC got timed out before it could be sent. > > (kafka.server.BrokerLifecycleManager) > > [2023-04-13 02:13:41,351] ERROR Encountered fatal fault: exception while > > renouncing leadership > > (org.apache.kafka.server.fault.ProcessExitingFaultHandler) > > java.lang.NullPointerException > > at > > > org.apache.kafka.timeline.SnapshottableHashTable$HashTier.mergeFrom(SnapshottableHashTable.java:125) > > at org.apache.kafka.timeline.Snapshot.mergeFrom(Snapshot.java:68) > > at > > > org.apache.kafka.timeline.SnapshotRegistry.deleteSnapshot(SnapshotRegistry.java:236) > > at > > > org.apache.kafka.timeline.SnapshotRegistry$SnapshotIterator.remove(SnapshotRegistry.java:67) > > at > > > org.apache.kafka.timeline.SnapshotRegistry.revertToSnapshot(SnapshotRegistry.java:214) > > at > > > org.apache.kafka.controller.QuorumController.renounce(QuorumController.java:1232) > > at > > > org.apache.kafka.controller.QuorumController.access$3300(QuorumController.java:150) > > at > > > org.apache.kafka.controller.QuorumController$QuorumMetaLogListener.lambda$handleLeaderChange$3(QuorumController.java:1076) > > at > > > org.apache.kafka.controller.QuorumController$QuorumMetaLogListener.lambda$appendRaftEvent$4(QuorumController.java:1101) > > at > > > org.apache.kafka.controller.QuorumController$ControlEvent.run(QuorumController.java:496) > > at > > > org.apache.kafka.queue.KafkaEventQueue$EventContext.run(KafkaEventQueue.java:121) > > at > > > org.apache.kafka.queue.KafkaEventQueue$EventHandler.handleEvents(KafkaEventQueue.java:200) > > at > > > org.apache.kafka.queue.KafkaEventQueue$EventHandler.run(KafkaEventQueue.java:173) > > at java.lang.Thread.run(Thread.java:750) > > [2023-04-13 02:13:41,385] INFO [BrokerServer id=1] Transition from > STARTED > > to SHUTTING_DOWN (kafka.server.BrokerServer) > > > > > > > > Regards, > > *[image: Inline image 1] * > > *Akshay Kumar* > > > > *Senior Software Engineer ll | AMEYO > > < > http://www.ameyo.com/?utm_source=signature&utm_medium=email&utm_campaign=Email-Signature > >+91-8556063696* > > *[image: Facebook] <https://www.facebook.com/AmeyoCIM> [image: Twitter] > > <https://twitter.com/AmeyoCIM> [image: Google Plus] > > <https://plus.google.com/+AmeyoCIM/> [image: Linkedin] > > <https://www.linkedin.com/company/ameyocim> * > > *Latest from the Ameyo Blog* > > < > http://www.ameyo.com/blog/?utm_source=signature&utm_medium=email&utm_campaign=Email-Signature > > > > > > > > *[image: > > > https://exotel.com/virtual-telecom-operator-india/?utm_campaign=ulvno&utm_medium=email-signature&utm_source=corp-emails > ] > > < > https://exotel.com/virtual-telecom-operator-india/?utm_campaign=ulvno&utm_medium=email-signature&utm_source=corp-emails > >* > > > > *Disclaimer:* The information in this communication is confidential and > > may be legally privileged. It is intended solely for the use of the > > individual or entity to whom it is addressed and others authorized to > > receive it. If you are not the intended recipient you are hereby notified > > that any disclosure, copying, distribution or taking action in reliance > of > > the contents of this information is strictly prohibited and may be > > unlawful. Drishti is neither liable for the improper, incomplete > > transmission of the information contained in this communication nor any > > delay in its receipt. The communication is not intended to operate as an > > electronic signature under any applicable law. Drishti assumes no > > responsibility for any loss or damage resulting from the use of e-mails. > > > -- -David
