问题一：为什么使用 distcp 跨机房复制 Checkpoint 不是一个好的选择？为什么使用 distcp 跨机房复制 Checkpoint 不是一个好的选择？参考回答：使用 distcp 跨机房复制 Checkpoint 不是一个好的选择，因为 distcp 会为每个复制任务启动一个重的 mapreduce 作业，而 Checkpoint ...

问答 2024-07-30 来自：开发者社区

为什么直接在 Flink 引擎中双写到两个 HDFS 集群不是一个好的选择？

文章 2024-06-15 来自：开发者社区

实时计算 Flink版产品使用问题之把hdfs集群里的core-site.xml hdfs.xml两个文件放到flink/conf/目录下，启动集群说找不到hdfs，该如何解决

问题一：有人在flink中用oss替换hdfs做分布式文件系统替代吗？性能上有没有什么问题，能上生产吗？有人在flink中用oss替换hdfs做分布式文件系统替代吗？性能上有没有什么问题，能上生产吗？参考答案：可以，没影响关于本问题的更多回答可点击进行查看： https://developer.aliyun....

问答 2024-04-06 来自：开发者社区

Flink把hdfs集群里的core-启动集群说找不到hdfs，如何解决？

Flink把hdfs集群里的core-site.xml hdfs.xml两个文件放到flink/conf/目录下，启动集群说找不到hdfs？

问答 2019-06-06 来自：开发者社区

flink用IDEA本地运行可以读取HDFS数据，然后把项目打包提交到flink集群，无法读取HDFS数据，出现以下错误，这是为何？

The program finished with the following exception: org.apache.flink.client.program.ProgramInvocationException: Job failed. (JobID: 74a2d820909fee963c4dea371b5c236c) at org.apache.flink.client.pr...

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更新时间 2024-08-27 09:10:57

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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