实时计算 Flink版任务的相关内容

问答 2021-12-09 来自：开发者社区

今天尝试使用yarn application模式（带yarn.provided.lib.dirs参数)，将$FLINK_LIB目录下的jar包上传到了hdfs，结果报了如下的错，是少了哪个jar包或配置文件吗？ org.apache.flink.client.deployment.ClusterDeploymentException: Couldn't deploy Yarn Applicat.....

问答 2021-12-08 来自：开发者社区

Flink任务延迟高，该如何解决？

问答 2021-12-08 来自：开发者社区

Flink写hdfs提交任务就报错

如上，我们用的hadoop协议的，但底层不是hdfs，是公司自研的分布式文件系统。使用spark写，spark-sql读等都没问题。但是flink写和读当前都没尝试成功。具体报错信息如下： java.lang.UnsupportedOperationException: Recoverable writers on Hadoop are only supported for HDFS at.....

问答 2021-12-08 来自：开发者社区

Flink任务出现很高的延迟，要怎样解决这个问题啊？

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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