[2026-06-01 02:02:57,270] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController)
[2026-06-01 02:02:57,270] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController)
[2026-06-01 02:02:57,278] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController)
[2026-06-01 02:02:57,278] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController)