实时计算 Flink版job延迟的相关内容

阿里云文档 2024-09-12

Flink作业性能

您可以查看运行中作业的性能，包括Job Manager与运行Task Managers的CPU、内存和线程的使用情况，这可以协助您定位代码问题，例如作业代码是否存在问题、个别类是否初始化比较慢、个别类是否占用资源比较多等问题。本文为您介绍如何查看作业Job Manager和运行Task Managers的性能。

问答 2023-12-04 来自：开发者社区

flink CDC 增量同步的问题第一个job 同步有较高的延迟，延迟时间 5~40 分钟不等？

flink CDC 增量同步的问题一个job运行之后，刚开始同步很快，几乎秒级，再提交一个job 之后，第一个job 同步有较高的延迟，延迟时间 5~40 分钟不等？

问答 2018-10-18 来自：开发者社区

flink能否设置一个全局 bool变量呢这个变量会在job运行20分钟左右发生变化，每个task要能获取到最新值（可以有延迟）

转自钉钉群21789141：flink能否设置一个全局 bool变量呢这个变量会在job运行20分钟左右发生变化，每个task要能获取到最新值（可以有延迟）

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更新时间 2024-04-30 11:15:07

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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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作业自动调优