[2025-07-21 02:14:00,766] INFO Starting the log cleaner (kafka.log.LogCleaner) [2025-07-21 02:14:00,836] INFO [kafka-log-cleaner-thread-0]: Starting (kafka.log.LogCleaner) [2025-07-21 02:14:00,898] INFO [kafka-log-cleaner-thread-1]: Starting (kafka.log.LogCleaner)