11/06/19 00:30:01,428 ERROR [@sync-executor-0] [StatisticsReporter            ] [] Unsuccessful sending statistics because of java.net.ConnectException: Connection refused (Connection refused) Size 2709
11/06/19 05:30:02,152 ERROR [@sync-executor-0] [StatisticsReporter            ] [] Unsuccessful sending statistics because of java.net.ConnectException: Connection refused (Connection refused) Size 2709
11/06/19 10:30:01,209 ERROR [@sync-executor-0] [StatisticsReporter            ] [] Unsuccessful sending statistics because of java.net.ConnectException: Connection refused (Connection refused) Size 2709
11/06/19 15:30:01,344 ERROR [@sync-executor-0] [StatisticsReporter            ] [] Unsuccessful sending statistics because of java.net.ConnectException: Connection refused (Connection refused) Size 2709
11/06/19 20:30:01,285 ERROR [@sync-executor-0] [StatisticsReporter            ] [] Unsuccessful sending statistics because of java.net.ConnectException: Connection refused (Connection refused) Size 2709