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文章 2023-11-20 来自：开发者社区

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文章 2019-08-05 来自：开发者社区

Apache Flink 零基础入门教程（六）：状态管理及容错机制

**作者：孙梦瑶整理：韩非** 本文主要分享内容如下：状态管理的基本概念；状态的类型与使用示例；容错机制与故障恢复；一.状态管理的基本概念 1.什么是状态首先举一个无状态计算的例子：消费延迟计算。假设现在有一个消息队列，消息队列中有一个生产者持续往消费队列写入消息，多个消费者分别从消息队列中读取消息。从图上可以看出，生产者已经写入 16 条消息，Offset 停留在 15 ；有 ...

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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