启动 maxwell :Could not find first log file name in binary log index file

报错如下:

com.github.shyiko.mysql.binlog.network.ServerException: Could not find first log file name in binary log index file
    at com.github.shyiko.mysql.binlog.BinaryLogClient.listenForEventPackets(BinaryLogClient.java:946) [mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at com.github.shyiko.mysql.binlog.BinaryLogClient.connect(BinaryLogClient.java:581) [mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at com.github.shyiko.mysql.binlog.BinaryLogClient$7.run(BinaryLogClient.java:857) [mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at java.lang.Thread.run(Thread.java:748) [?:1.8.0_144]
13:28:35,452 INFO  BinlogConnectorLifecycleListener - Binlog disconnected.
13:28:35,505 ERROR BinlogConnectorReplicator - Shutting down due to communication errors to Mysql
com.github.shyiko.mysql.binlog.network.ServerException: Could not find first log file name in binary log index file
    at com.github.shyiko.mysql.binlog.BinaryLogClient.listenForEventPackets(BinaryLogClient.java:946) ~[mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at com.github.shyiko.mysql.binlog.BinaryLogClient.connect(BinaryLogClient.java:581) ~[mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at com.github.shyiko.mysql.binlog.BinaryLogClient$7.run(BinaryLogClient.java:857) ~[mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at java.lang.Thread.run(Thread.java:748) ~[?:1.8.0_144]
13:28:35,508 INFO  TaskManager - Stopping 4 tasks
13:28:35,509 ERROR TaskManager - cause: 
com.github.shyiko.mysql.binlog.network.ServerException: Could not find first log file name in binary log index file
    at com.github.shyiko.mysql.binlog.BinaryLogClient.listenForEventPackets(BinaryLogClient.java:946) ~[mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at com.github.shyiko.mysql.binlog.BinaryLogClient.connect(BinaryLogClient.java:581) ~[mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at com.github.shyiko.mysql.binlog.BinaryLogClient$7.run(BinaryLogClient.java:857) ~[mysql-binlog-connector-java-0.20.0.jar:0.20.0]
    at java.lang.Thread.run(Thread.java:748) [?:1.8.0_144]
 

原因:

Maxwell 在 maxwell 库中维护了 binlog 的位移等信息,由于一些原因譬如 reset master;,导致 maxwell 库中的记录与实际的binlog对不上,这时将报异常,这是可以手动修正binlog位移或者直接清空/删除 maxwell 库重建

解决:

办法一  :删除mysql里面 maxwell 数据库,重新创建

办法二:清空maxwell 数据库 里面positions表

启动 maxwell :Could not find first log file name in binary log index file_第1张图片

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