[2018-07-18 15:01:47,985] INFO Cleaner 0: Beginning cleaning of log __consumer_offsets-0. (kafka.log.LogCleaner)
[2018-07-18 15:01:47,986] INFO Cleaner 0: Building offset map for __consumer_offsets-0... (kafka.log.LogCleaner)
[2018-07-18 15:01:48,020] INFO Cleaner 0: Building offset map for log __consumer_offsets-0 for 1 segments in offset range [21, 27). (kafka.log.LogCleaner)
[2018-07-18 15:01:48,030] INFO Cleaner 0: Offset map for log __consumer_offsets-0 complete. (kafka.log.LogCleaner)
[2018-07-18 15:01:48,031] INFO Cleaner 0: Cleaning log __consumer_offsets-0 (cleaning prior to Wed Dec 31 19:00:00 EST 1969, discarding tombstones prior to Tue Dec 30 19:00:00 EST 1969)... (kafka.log.LogCleaner)
[2018-07-18 15:01:48,033] INFO Cleaner 0: Cleaning segment 0 in log __consumer_offsets-0 (largest timestamp Wed Jun 27 10:42:39 EDT 2018) into 0, retaining deletes. (kafka.log.LogCleaner)
[2018-07-18 15:01:48,034] INFO Cleaner 0: Cleaning segment 21 in log __consumer_offsets-0 (largest timestamp Thu Jul 05 09:09:29 EDT 2018) into 0, retaining deletes. (kafka.log.LogCleaner)
[2018-07-18 15:01:48,042] INFO Cleaner 0: Swapping in cleaned segment 0 for segment(s) 0,21 in log __consumer_offsets-0. (kafka.log.LogCleaner)
[2018-07-18 15:01:48,063] INFO Cleaner 0: Beginning cleaning of log __consumer_offsets-0. (kafka.log.LogCleaner)
[2018-07-18 15:01:48,063] INFO Cleaner 0: Building offset map for __consumer_offsets-0... (kafka.log.LogCleaner)
[2018-07-18 15:01:48,079] INFO Cleaner 0: Building offset map for log __consumer_offsets-0 for 1 segments in offset range [21, 27). (kafka.log.LogCleaner)
[2018-07-18 15:01:48,089] INFO Cleaner 0: Offset map for log __consumer_offsets-0 complete. (kafka.log.LogCleaner)
[2018-07-18 15:01:48,089] INFO Cleaner 0: Cleaning log __consumer_offsets-0 (cleaning prior to Wed Dec 31 19:00:00 EST 1969, discarding tombstones prior to Tue Dec 30 19:00:00 EST 1969)... (kafka.log.LogCleaner)
[2018-07-18 15:01:48,090] INFO Cleaner 0: Cleaning segment 0 in log __consumer_offsets-0 (largest timestamp Thu Jul 05 09:09:29 EDT 2018) into 0, retaining deletes. (kafka.log.LogCleaner)
[2018-07-18 15:01:48,090] INFO Cleaner 0: Cleaning segment 21 in log __consumer_offsets-0 (largest timestamp Thu Jul 05 09:09:29 EDT 2018) into 0, retaining deletes. (kafka.log.LogCleaner)
[2018-07-18 15:01:48,104] INFO Cleaner 0: Swapping in cleaned segment 0 for segment(s) 0,21 in log __consumer_offsets-0. (kafka.log.LogCleaner)
[2018-07-18 15:22:48,660] INFO Starting the log cleaner (kafka.log.LogCleaner)
[2018-07-18 15:22:48,661] INFO [kafka-log-cleaner-thread-0]: Starting (kafka.log.LogCleaner)