在Flink CDC中，Checkpoint的清理策略通常有两种设置方式：DELETE_ON_CANCELLATION和RETAIN_ON_CANCELLATION。 DELETE_ON_CANCELLATION：仅当作业失败时，作业的 Checkpoint 才会被保留用于任务恢复。当作业取消时，Checkpoint 状态信息...

问答 2023-12-10 来自：开发者社区

Flink CDC中Checkpoint 的清理策略一般是怎么设置的？

Flink CDC中Checkpoint 的清理策略一般是怎么设置的？发现跑一段时间后，占用空间还挺大大

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更新时间 2024-08-08 13:09:41

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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

产品控制台

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