[2026-01-15 02:01:50,634] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController)
[2026-01-15 02:01:50,635] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController)
[2026-01-15 02:01:50,644] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController)
[2026-01-15 02:01:50,644] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController)