请教大佬们，Flink cdc代码的方式结合mybatis读mysql运行一段时间总是报连接数据库超时的问题： org.apache.ibatis.exceptions.PersistenceException: Error querying database. Cause: com.mysql.c...

问一个flink运行问题，集群因为网络问题，flink的JM、TM通信超时后挂掉，这种挂掉应该不属于

问一个flink运行问题，集群因为网络问题，flink的JM、TM通信超时后挂掉，这种挂掉应该不属于cancel吧？那么即使程序中没有设置cancel时保存checkpoint，也是会保留checkpoint吧？本质就是Flink作业因为集群网络出现比较大的问题，最终挂掉，这种挂掉属不属于Flink...

大佬们，问一个flink运行问题，集群因为网络问题，flink的JM、TM通信超时后挂掉，这种挂掉应

大佬们，问一个flink运行问题，集群因为网络问题，flink的JM、TM通信超时后挂掉，这种挂掉应该不属于cancel吧？那么即使程序中没有设置cancel时保存checkpoint，也是会保留checkpoint吧？

[帮助文档] 数据集成任务FlinkDataStream为什么在Dev运维环境中无法运行

问题描述Dataphin数据集成任务Flink DataStream为什么在Dev运维环境中无法运行？解决方案Flink DataStream作业是硬编码，避免Dev环境任务跑起来把数据写入到生产数据源。Flink DataStream作业需要在Prod运维环境运行。适用于Dataphin

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更新时间 2024-03-06 12:29:22

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实时计算Flink版

阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，完全兼容开源的Apache Flink，比开源性能提升2～3倍，提供了完整的告警、监控、日志的解决方案、提升开发效率且无运维成本，并有社区专家提供技术支持。

立即开通

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产品文档

实时同步

MySQL 到 Hologres

Kafka 到 Hologres

功能对比

开源Flink对比

成本优化

作业自动调优