canal同步报错

canal启动后，使用canal-go消费数据，canal端报以下错误，测试过1.1.3 和1.1.4都出现相同情况，请问这是什么原因？

2019-07-12 09:19:55.078 [destination = example , address = rdsxxxxxxxxxxxx:3306 , EventParser] ERROR c.a.o.canal.parse.inbound.mysql.dbsync.DirectLogFetcher - I/O error while reading from client socket java.io.IOException: EOF encountered. at com.alibaba.otter.canal.parse.driver.mysql.socket.BioSocketChannel.read(BioSocketChannel.java:113) ~[canal.parse.driver-1.1.4-SNAPSHOT.jar:na] at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.DirectLogFetcher.fetch0(DirectLogFetcher.java:174) ~[canal.parse-1.1.4-SNAPSHOT.jar:na] at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.DirectLogFetcher.fetch(DirectLogFetcher.java:77) ~[canal.parse-1.1.4-SNAPSHOT.jar:na] at com.alibaba.otter.canal.parse.inbound.mysql.MysqlConnection.dump(MysqlConnection.java:235) [canal.parse-1.1.4-SNAPSHOT.jar:na] at com.alibaba.otter.canal.parse.inbound.AbstractEventParser$3.run(AbstractEventParser.java:257) [canal.parse-1.1.4-SNAPSHOT.jar:na] at java.lang.Thread.run(Thread.java:745) [na:1.8.0_74] 2019-07-12 09:19:55.079 [destination = example , address = rdsxxxxxxxxxxxx:3306 , EventParser] ERROR c.a.o.c.p.inbound.mysql.rds.RdsBinlogEventParserProxy - dump address rdsxxxxxxxxxxxx:3306 has an error, retrying. caused by java.io.IOException: EOF encountered. at com.alibaba.otter.canal.parse.driver.mysql.socket.BioSocketChannel.read(BioSocketChannel.java:113) ~[canal.parse.driver-1.1.4-SNAPSHOT.jar:na] at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.DirectLogFetcher.fetch0(DirectLogFetcher.java:174) ~[canal.parse-1.1.4-SNAPSHOT.jar:na] at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.DirectLogFetcher.fetch(DirectLogFetcher.java:77) ~[canal.parse-1.1.4-SNAPSHOT.jar:na] at com.alibaba.otter.canal.parse.inbound.mysql.MysqlConnection.dump(MysqlConnection.java:235) ~[canal.parse-1.1.4-SNAPSHOT.jar:na] at com.alibaba.otter.canal.parse.inbound.AbstractEventParser$3.run(AbstractEventParser.java:257) ~[canal.parse-1.1.4-SNAPSHOT.jar:na] at java.lang.Thread.run(Thread.java:745) [na:1.8.0_74] 2019-07-12 09:19:55.080 [destination = example , address = rdsxxxxxxxxxxxx:3306 , EventParser] ERROR com.alibaba.otter.canal.common.alarm.LogAlarmHandler - destination:example[java.io.IOException: EOF encountered. at com.alibaba.otter.canal.parse.driver.mysql.socket.BioSocketChannel.read(BioSocketChannel.java:113) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.DirectLogFetcher.fetch0(DirectLogFetcher.java:174) at com.alibaba.otter.canal.parse.inbound.mysql.dbsync.DirectLogFetcher.fetch(DirectLogFetcher.java:77) at com.alibaba.otter.canal.parse.inbound.mysql.MysqlConnection.dump(MysqlConnection.java:235) at com.alibaba.otter.canal.parse.inbound.AbstractEventParser$3.run(AbstractEventParser.java:257) at java.lang.Thread.run(Thread.java:745) ]

原提问者GitHub用户kamactor