实时计算 Flink版任务的相关内容

问答 2024-04-26 来自：开发者社区

Flink cdc任务运行中，日志出现这种情况，任务的checkpoint一直是成功状态然后咋办？

Flink cdc任务运行中，日志出现这种情况，然后任务的checkpoint一直是成功状态，但是没有继续采集数据了，请问有没有大佬知道是什么原因呀？

问答 2024-04-26 来自：开发者社区

flink批处理任务 137 Killed by external signal该如何解决

FLink版本1.14.6使用的是pyflink做的批处理逻辑上是有个大表join小表，然后用了个map算子，调用了个row函数，使用table数据和stream数据互转的方式，手动提高了并行度，然后调用map操作，row函数里处理逻辑很多。集群规模是3*16G内存，Hadoop集群，使用yarn perjob的形式提交的任务。当我的主表有4.1w的数据量，程序可以在4min内执行完，但是当我....

文章 2024-04-24 来自：开发者社区

[flink 实时流基础] flink组件栈以及任务执行与资源划分

7. Flink组件栈我们从更宏观的角度来对Flink的组件栈分层剖析。Flink的组件栈分为4层：部署层、运行时层、API层和上层工具。 1. 部署层 Flink支持多种部署模式，可以部署在单机（Loca...

问答 2024-04-24 来自：开发者社区

Flink能不能后期加个任务名称改变的功能？或者复制功能？

Flink能不能后期加个任务名称改变的功能？或者复制功能？方便管理

问答 2024-04-23 来自：开发者社区

Flink CDC 如何实现断点续传的功能呢？那如果是Flink任务报错崩掉的情况呢？

Flink CDC 任务报错崩掉如何实现断点续传的功能呢？

问答 2024-04-22 来自：开发者社区

Flink CDC里flinksql 一个并发写mysql 正常，2个并发消费任务都正常，为啥这样？

Flink CDC里flinksql 一个并发写mysql 正常，2个并发消费任务都正常，但是mysql 没有数据写入为啥？数据量是够的，消费任务都正常，就是没有数据写入，不知道数据怎么凭空消失了?

问答 2024-04-22 来自：开发者社区

Flink CDC里flink on yarn，咋提交 CDC sql 任务呀？

Flink CDC里flink on yarn，咋提交 CDC sql 任务呀，必须得有算子调用才能提交执行吗？

问答 2024-04-22 来自：开发者社区

Flink CDC里并行度会任务会有什么影响？是-P这个参数吗？那-s呢？又是什么意思？

Flink CDC里并行度会任务会有什么影响？是-P这个参数吗？那-s呢？又是什么意思？视图有办法实时同步吗？

问答 2024-04-22 来自：开发者社区

重启 flink cdc任务后，看着好像又重头开始了...如何解决呢？

问答 2024-04-22 来自：开发者社区

Flink CDC里提交两个任务读取sqlserver cdc怎么办？

Flink CDC里提交两个任务读取sqlserver cdc，java.lang.RuntimeException: One or more fetchers have encountered exception是要设置debezium 的servername吗？sqlserver 没有server id可配。报错2024-04-16 17:22:17java.lang.RuntimeExce....

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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