David Jacot created KAFKA-19274: ----------------------------------- Summary: Group Coordinator Shards are not unloaded when __consumer_offsets topic is deleted Key: KAFKA-19274 URL: https://issues.apache.org/jira/browse/KAFKA-19274 Project: Kafka Issue Type: Bug Affects Versions: 4.0.0 Reporter: David Jacot Assignee: David Jacot
Group Coordinator Shards are not unloaded when __consumer_offsets topic is deleted. The unloading is scheduled but it is ignored because the epoch is equal to the current epoch: {noformat} [2025-05-13 08:46:00,883] INFO [GroupCoordinator id=1] Scheduling unloading of metadata for __consumer_offsets-0 with epoch OptionalInt[0] (org.apache.kafka.coordinator.common.runtime.CoordinatorRuntime) [2025-05-13 08:46:00,883] INFO [GroupCoordinator id=1] Scheduling unloading of metadata for __consumer_offsets-1 with epoch OptionalInt[0] (org.apache.kafka.coordinator.common.runtime.CoordinatorRuntime) [2025-05-13 08:46:00,883] INFO [GroupCoordinator id=1] Ignored unloading metadata for __consumer_offsets-0 in epoch OptionalInt[0] since current epoch is 0. (org.apache.kafka.coordinator.common.runtime.CoordinatorRuntime) [2025-05-13 08:46:00,883] INFO [GroupCoordinator id=1] Ignored unloading metadata for __consumer_offsets-1 in epoch OptionalInt[0] since current epoch is 0. (org.apache.kafka.coordinator.common.runtime.CoordinatorRuntime){noformat} -- This message was sent by Atlassian Jira (v8.20.10#820010)