实时计算 Flink版设置并发的相关内容

Flink CDC里遇到过设置了任务的并发数量后，任务执行几分钟就会停止为什么？

Flink CDC里遇到过设置了任务的并发数量后，任务执行几分钟就会停止，返回Database connection failed when starting copy，数据库日志提示插槽重复，重复的是下划线_1、_2、_3、...的插槽名字，单线程就不会出现这个问题怎么办？指定slot，每次出现这...

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本文为您介绍如何使用DataStream连接器，即通过DataStream的方式读写数据。

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Flink CDC中如果设置fetchSize为1000，代表每个会有2000个并发读取吗？

Flink CDC中如果设置fetchSize为1000，chunkjSIze 2000 代表每个会有2000个并发读取？每个都是每批读取1000条？怎么理解这两个参数相互作用？

大佬们，请教一个问题，flink版本是1.15.1 ha部署，算子设置了多并发，如何确保每？

大佬们，请教一个问题，flink版本是1.15.1 ha部署，算子设置了多并发，如何确保每一个并发都运行在同一台机器上，现在的效果是这样的，会有某一个并发运行到了另一台机器上，这种情况在1.11的时候还没有？

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更新时间 2024-04-30 03:20:43

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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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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