实时计算 Flink版任务的相关内容

问答 2023-12-31 来自：开发者社区

Flink 异步IO优化任务

1.通过监控，发现操作耗时，hbase get 操作耗时在10-20ms，高的时候能达到40-50ms，低的时候10ms以内 2.解决方案采用flink 异步io 优化代码final long timeout = 40000; AsyncFunction<String, String> function = new AlbumAsyncFunction(); DataStream&am...

问答 2023-12-28 来自：开发者社区

flink任务一直报错，怎么解决？

flink任务一直报错，怎么解决？我尝试定位了一下问题，我把taskmanager.host改为localhost后，这里就可以正常运行了，但是这里会显示localhost点灯，我不确定是不是akka通信出了问题，ip地址应该没有问题，因为slot、cpu等显示都是正常的。

问答 2023-12-25 来自：开发者社区

Flink k8s 上的 application 模式提交的任务日志该怎么处理啊？

问答 2023-12-25 来自：开发者社区

想对Flink提交到k8s上的任务进行savepoint保存。报超时的错误，如下图。请问如何解决呀？

想对Flink提交到k8s上的任务进行savepoint保存。报超时的错误，如下图。请问如何解决呀？运行语句是： ./bin/flink stop --savepointPath /tmp/flink-savepoints \d99825def28c408948dc699699c038bd

问答 2023-12-25 来自：开发者社区

在一个flink任务中需要近1小时和近6小时的特征，这种在生产上一般用事件时间还是处理时间？

在一个flink任务中需要近1小时和近6小时的特征，这种在生产上一般用事件时间还是处理时间？如果用事件的话，事件窗口可能不关闭怎么办？

问答 2023-12-25 来自：开发者社区

提交 flink 任务给 k8s 可以在本地推送到服务器吗？

提交 flink 任务给 k8s 可以在本地推送到服务器吗？还是一定要在服务器操作

问答 2023-12-25 来自：开发者社区

Flink向k8s 提交任务时能指定 k8s 集群地址吗？

Flink向k8s 提交任务时能指定 k8s 集群地址吗？我找官网的配置参数没找到有这个配置项

问答 2023-12-25 来自：开发者社区

Flink CDC提交任务可以指定第三方的jar包么？则呢么使用昂？

"Flink CDC提交任务可以指定第三方的jar包么？根据官网的一个参数好像没生效？这俩参数都试过了，没生效~"

问答 2023-12-25 来自：开发者社区

Flink CDC中flink sql 可以做mysql to mysql同步任务吗？

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更新时间 2025-04-14 16:47:12

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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