[KAFKA-15036] Kraft leader change fails when invoking getFinalizedFeatures

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.6.0
• Assignee: Deng Ziming
• Reporter: Deng Ziming
• Created: 30/May/23 02:22
• Updated: 20/Sep/23 04:08
• Resolved: 12/Jun/23 02:53

Description

When kraft leader changes, we can receiving a error as follows:
 
{{[2023-05-24 18:00:02,898] WARN [QuorumController id=3002] getFinalizedFeatures: failed with unknown server exception RuntimeException in 271 us. The controller is already in standby mode. (org.apache.kafka.controller.QuorumController)
java.lang.RuntimeException: No in-memory snapshot for epoch 9. Snapshot epochs are:
at org.apache.kafka.timeline.SnapshotRegistry.getSnapshot(SnapshotRegistry.java:173)
at org.apache.kafka.timeline.SnapshotRegistry.iterator(SnapshotRegistry.java:131)
at org.apache.kafka.timeline.TimelineObject.get(TimelineObject.java:69)
at org.apache.kafka.controller.FeatureControlManager.finalizedFeatures(FeatureControlManager.java:303)
at org.apache.kafka.controller.QuorumController.lambda$finalizedFeatures$16(QuorumController.java:2016)
at org.apache.kafka.controller.QuorumController$ControllerReadEvent.run(QuorumController.java:546)
at org.apache.kafka.queue.KafkaEventQueue$EventContext.run(KafkaEventQueue.java:127)
at org.apache.kafka.queue.KafkaEventQueue$EventHandler.handleEvents(KafkaEventQueue.java:210)
at org.apache.kafka.queue.KafkaEventQueue$EventHandler.run(KafkaEventQueue.java:181)
at java.base/java.lang.Thread.run(Thread.java:829)}}

Issue Links

• links to: GitHub Pull Request #13777
• links to: GitHub Pull Request #13832