实时计算 Flink版unaligned checkpoint 的相关内容

阿里云文档 2025-02-18

Checkpoint与Savepoint

系统检查点（Checkpoint）和作业快照（Savepoint）统称为状态集。本文为您介绍如何管理作业的状态集，包括创建、查看、删除和从指定状态恢复。

问答 2024-07-29 来自：开发者社区

Flink 哪个版本开始支持 Unaligned Checkpoint？

文章 2023-07-27 来自：开发者社区

Flink Unaligned Checkpoint 在 Shopee 的优化和实践

摘要：本文整理自 Tech Lead of Shopee Flink Runtime Team 范瑞，在 Flink Forward Asia 2022 核心技术的分享。本篇内容主要分为五个部分： Checkpoint 存在的问题 Unaligned Checkpoint 原理大幅提升 UC 收益大幅降低 UC 风险 UC 在 Shopee 的生产实践和未来规划 ...

阿里云文档 2022-12-28

如何在Flink集群中配置OSS来存储Checkpoint和Savepoint

本文通过示例为您介绍如何在E-MapReduce on ACK的Flink集群中配置OSS来存储Flink作业的Checkpoint和Savepoint。

文章 2022-12-15 来自：开发者社区

Flink Unaligned Checkpoint 在 Shopee 的优化和实践

目录 1. Checkpoint 存在的问题 2. Unaligned Checkpoint 原理介绍 3. 大幅提升 UC 收益 4. 大幅降低 UC 风险 5. UC 在 Shopee 的生产实践和未来规划Flink 做为大数据流计算的标杆，通过 Checkpoint 和 State 保证了 Exactly Once 语义。在生产实践中，Shopee 遇到了很多 Checkpoint 的问.....

文章 2020-07-24 来自：开发者社区

Flink 1.11 Unaligned Checkpoint 解析

作者：林小铂@网易作为 Flink 最基础也是最关键的容错机制，Checkpoint 快照机制很好地保证了 Flink 应用从异常状态恢复后的数据准确性。同时 Checkpoint 相关的 metrics 也是诊断 Flink 应用健康状态最为重要的指标，成功且耗时较短的 Checkpoint 表明作业运行状况良好，没有异常或反压。然而，由于 Checkpoint 与反压的耦合，反压反过来也会作....

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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。

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