job实时计算 Flink版的相关内容

阿里云文档 2026-06-09

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。

阿里云文档 2026-03-31

Job实例数据结构-实时计算 Flink版-阿里云

名称类型描述示例值object本数据结构代表已部署作业生成的实例详情。jobIdstring作业实例 ID。354dde66-a3ae-463e-967a-0b4107fd****deploymentIdstring已部署作业 ID。354dde66-a3ae-463e-967a-0b4107fd*...

问答 2023-08-29 来自：开发者社区

如果有五百张表的job，用Flink Table API，一张表一个CDC，肯定就得有500个不同？

如果有五百张表的job，用Flink Table API，一张表一个CDC，肯定就得有500个不同的service-id呀，也就是五百个从库呀。感觉这种模式不太实用呀。是不是实际必须中间套层Kafka？CDC采集到发送到Kafka单独消费。如果单纯的flinkCDC采集，sink到目标库，是不是不太实用？

问答 2023-05-01 来自：开发者社区

昨天job掉了今天才发现 flink的job怎么监控起来吗？Prometheus只能监控集

昨天job掉了今天才发现 flink的job怎么监控起来吗？Prometheus只能监控集群吧 job任务也能监控

问答 2022-11-27 来自：开发者社区

什么job都没运行, flink堆内存一直慢慢增长(会到2G以上), 是flink本身问题还是?

什么job都没运行, flink堆内存一直慢慢增长(会到2G以上), 是flink本身问题还是? 有大佬知道吗？

问答 2022-07-25 来自：开发者社区

cdc 源与目标加字段，cdc job怎么处理，针对ddl flink cdc有没有具体操作步骤

问答 2022-07-22 来自：开发者社区

请问一个job任务下面能使用flink sql 多个dml语句吗？flink 1.13.5 不支持报

请问一个job任务下面能使用flink sql 多个dml语句吗？flink 1.13.5 不支持报了一个 Cannot have more than one execute() or executeAsync() call in a single environment.\n\tat这个错误

问答 2022-07-20 来自：开发者社区

flinkSQLclient创建的job，flink重启就没了，有什么办法吗？

文章 2022-04-01 来自：开发者社区

Improvements of Job Scheduler and Query Execution on Flink OLAP

摘要：本文整理自字节跳动基础架构工程师方勇在 Flink Forward Asia 2021 核心技术专场的演讲。主要内容包括：背景问题和分析调度执行优化未来计划点击查看直播回放 & 演讲PDF一、背景字节跳动的很多的业务方都有混合计算的需求，希望一套系统既支持 TP 计算，也支持 AP 计算。上图是我们 HTAP 系统的总体架构。TP 侧使用我们内部自研的数据库作为 TP 计算引擎，A....

问答 2021-12-06 来自：开发者社区

job已经跑起来了，但是flink的ui页面卡住了是什么原因？

job已经跑起来了，但是flink的ui页面卡住了，一直出不来。又遇到过这个问题的么。是什么原因。 *来自志愿者整理的flink邮件归档

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更新时间 2024-03-11 18:23:37

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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