Flink CDC中为啥我的mysql cdc 设置并行度为2，全量扫描阶段特别慢呢，还不如一个任务，有时候直接卡主在某个点，有人知道吗就是sink表的总数没达到期望的值，我把并行度设置为1，这个值为4万多，也符合预期，这个一直卡在28292了，好久了，我是本地，也没法用web ui看按照网上的...

[帮助文档] FlinkCDC企业版特征有哪些

相关文档SQL作业开发CDC问题数据同步模版

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更新时间 2024-05-02 12:26:04

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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