Hi, 日志中有包含 GTID 的内容吗? 用 SHOW VARIABLES LIKE 'gtid_mode’; 确认下是否开启了GTID呢?
Best, Jiabao On 2024/01/19 09:36:38 wyk wrote: > > > > > > > > > > 抱歉,具体报错和代码如下: > > > 报错部分: > Caused by: java.lang.IllegalStateException: The connector is trying to read > binlog starting at > Struct{version=1.5.4.Final,connector=mysql,name=mysql_binlog_source,ts_ms=1705645599953,db=,server_id=0,file=mysql_bin.007132,pos=729790304,row=0}, > but this is no longer available on the server. Reconfigure the connector to > use a snapshot when needed. > at > com.ververica.cdc.connectors.mysql.debezium.task.context.StatefulTaskContext.loadStartingOffsetState(StatefulTaskContext.java:179) > at > com.ververica.cdc.connectors.mysql.debezium.task.context.StatefulTaskContext.configure(StatefulTaskContext.java:112) > at > com.ververica.cdc.connectors.mysql.debezium.reader.BinlogSplitReader.submitSplit(BinlogSplitReader.java:93) > at > com.ververica.cdc.connectors.mysql.debezium.reader.BinlogSplitReader.submitSplit(BinlogSplitReader.java:65) > at > com.ververica.cdc.connectors.mysql.source.reader.MySqlSplitReader.checkSplitOrStartNext(MySqlSplitReader.java:170) > at > com.ververica.cdc.connectors.mysql.source.reader.MySqlSplitReader.fetch(MySqlSplitReader.java:75) > at > org.apache.flink.connector.base.source.reader.fetcher.FetchTask.run(FetchTask.java:58) > at > org.apache.flink.connector.base.source.reader.fetcher.SplitFetcher.runOnce(SplitFetcher.java:142) > ... 6 more > > > > > 代码部分: > if (!isBinlogAvailable(mySqlOffsetContext)) { > throw new IllegalStateException( > "The connector is trying to read binlog starting at " > + mySqlOffsetContext.getSourceInfo() > + ", but this is no longer " > + "available on the server. Reconfigure the connector to > use a snapshot when needed."); > } > > 在 2024-01-19 17:33:03,"Jiabao Sun" <ji...@xtransfer.cn.INVALID> 写道: > >Hi, > > > >你的图挂了,可以贴一下图床链接或者直接贴一下代码。 > > > >Best, > >Jiabao > > > > > >On 2024/01/19 09:16:55 wyk wrote: > >> > >> > >> 各位大佬好: > >> 现在有一个binlog文件丢失问题,需要请教各位,具体问题描述如下: > >> > >> > >> 问题描述: > >> 场景: 公司mysql有两个备库: 备库1和备库2。 > >> 1. 现在备库1需要下线,需要将任务迁移至备库2 > >> 2.我正常将任务保存savepoint后,将链接信息修改为备库2从savepoint启动,这个时候提示报错binlog文件不存在问题,报错截图如下图一 > >> 3.我根据报错找到对应代码(如下图二)后,发现是一块校验binlog文件是否存在的逻辑,我理解的是我们从gtid启动不需要对binlog文件进行操作,就将这部分代码进行了注释,任务能够正常从savepoint启动,并且数据接入正常 > >> > >> > >> > >> > >> 疑问: 想问一下校验binlog文件是否存在这块逻辑是否需要,或者是应该修改为校验gtid是否存在,期待您的回复,谢谢 > >> > >> > >> 注意: 备库一个备库二的gtid是保持一致的 > >> > >> > >> > >> > >> 图一: > >> > >> > >> 图二: > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> > >> >