实时计算 Flink版checkpoint增量的相关内容

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。

文章 2024-08-26 来自：开发者社区

美团 Flink 大作业部署问题之根据已存在的 Checkpoint 副本进行增量的副本制作如何实现

问题一：如何根据已存在的 Checkpoint 副本进行增量的副本制作？如何根据已存在的 Checkpoint 副本进行增量的副本制作？参考回答：进行增量的副本制作时，首先解析出新 Checkpoint 和旧 Checkpoint 的文件列表，通过集合运算找出新增的文件（只存在于新 Checkpoint 中的文件）和需要删除的文件（只存在于旧 C...

问答 2024-07-31 来自：开发者社区

在Flink CDC中，api的checkpoint就会出现失败，等增量快照结束就恢复正常？

在Flink CDC中，用datastreamapi和flinksql两种方式采集同一张表数据，sql的checkpoint就没问题，api的checkpoint就会出现失败，等增量快照结束就恢复正常？

问答 2023-09-17 来自：开发者社区

求助Flink checkpoint的问题：我使用了 rocksdb，增量模式，要怎么办？

求助Flink checkpoint的问题：我使用了 rocksdb，增量模式，但是checkpoint的存储增长的还是很快，要怎么办？

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。

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更新时间 2024-08-27 09:11:39

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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