[2026-03-26 02:00:15,677] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-03-26 02:00:15,678] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-03-26 02:00:15,682] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-03-26 02:00:15,682] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController) [2026-03-26 02:05:15,682] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-03-26 02:05:15,682] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-03-26 02:05:15,685] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-03-26 02:05:15,685] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController) [2026-03-26 02:10:15,686] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-03-26 02:10:15,686] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-03-26 02:10:15,689] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-03-26 02:10:15,689] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController)