[2026-04-16 02:03:21,501] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-04-16 02:03:21,502] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-04-16 02:03:21,506] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-04-16 02:03:21,506] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController) [2026-04-16 02:08:21,506] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-04-16 02:08:21,506] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-04-16 02:08:21,508] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-04-16 02:08:21,508] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController) [2026-04-16 02:13:21,509] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-04-16 02:13:21,509] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-04-16 02:13:21,513] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-04-16 02:13:21,513] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController) [2026-04-16 02:18:21,513] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-04-16 02:18:21,513] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-04-16 02:18:21,516] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-04-16 02:18:21,516] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController) [2026-04-16 02:23:21,517] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-04-16 02:23:21,517] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-04-16 02:23:21,519] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-04-16 02:23:21,519] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController) [2026-04-16 02:28:21,519] INFO [Controller id=1] Processing automatic preferred replica leader election (kafka.controller.KafkaController) [2026-04-16 02:28:21,519] TRACE [Controller id=1] Checking need to trigger auto leader balancing (kafka.controller.KafkaController) [2026-04-16 02:28:21,522] DEBUG [Controller id=1] Topics not in preferred replica for broker 1 HashMap() (kafka.controller.KafkaController) [2026-04-16 02:28:21,522] TRACE [Controller id=1] Leader imbalance ratio for broker 1 is 0.0 (kafka.controller.KafkaController)