Flink CDC中ckp失败会导致任务OOM吗？我已经调整过了 -checkpointDir hdfs:///flink/checkpoint/ -checkpointInterval 900000 -tolerableCheckpointFailureNumber 100 -checkpointTimeout 900000

问答 2023-07-26 来自：开发者社区

Flink CDC中可以拿到数据了，但是跑一段时间任务就OOM了，看了下背压很严重啊，怎么解决？

"问题1：Flink CDC中可以拿到数据了，但是跑一段时间任务就OOM了，看了下背压很严重啊，怎么解决？动态表是最细的表，通过动态表的一条数据在另外两个维表里最多只查出来一条数据。问题2：p 48 -Dyarn.application.queue=default -Dtaskmanager.numberOfTaskSlots=4 -Djobmanager.memory.process.size....

问答 2023-07-19 来自：开发者社区

请问flink cdc oom 怎么办？

问答 2023-07-01 来自：开发者社区

Flink CDC中oracle cdc 上游大批刷数时出现OOM，是什么原因呢；大家有遇到过这个？

Flink CDC中oracle cdc 上游大批刷数时出现OOM，GC overhead limit exceeded，是什么原因呢；大家有遇到过这个问题吗？

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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。

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实时同步

MySQL 到 Hologres

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功能对比

开源Flink对比

成本优化

作业自动调优