实时计算 Flink版rocksdbstatebackend 的相关内容

Flink有没有小伙伴试过用RocksDBStateBackend获取最新ck状态进行恢复的？

Flink有没有小伙伴试过用FsStateBackend来ck后，用RocksDBStateBackend获取最新ck状态进行恢复的？这样操作会不会报错？

对于 Flink CDC 应用程序，建议使用 RocksDBStateBackend 作为状态后端，

对于 Flink CDC 应用程序，建议使用 RocksDBStateBackend 作为状态后端，并将检查点保存在本地磁盘上是这样的吗？现在我flinkcdc 任务的检查点在 hdfs 状态后端上，是不是考虑放在rockdb 上代捷？

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Flink RocksDBStateBackend 问题

请教各位： RocksDBStateBackend 中，rocksdb上存储的内如和FileSystem上存储的数据内容是一样的？如果不一样，那么分别是什么呢？感谢回答 *来自志愿者整理的flink邮件归档

关于使用Flink RocksDBStateBackend问题

Hi 在使用RocksDBStateBackend过程中，有些问题想请教一下采用自定义的optionsFactory后，flink-conf.yaml配置文件中的RocksDB Configurable Options相关参数配置不生效，请问一下要如何使其中的state.backend.rocks...

Flink 1.6 版本，RocksDBStateBackend ,增量 Checkpoint 目录

Flink 1.6 版本，RocksDBStateBackend ,增量 Checkpoint 目录问题我使用 Flink 1.6 版本，使用的增量 Checkpoint，我看官网说，默认的 Checkpoint 保留目录是1，也就是会保留一个最新完成的 Checkpoint 目录，但是在我的任务...

Flink RocksDBStateBackend 可以设置阿里云 OSS 存储吗？

如题，可以直接这样写吗？ env.setStateBackend(new RocksDBStateBackend(“oss://”, true));*来自志愿者整理的flink邮件归档

flink 1.12 RocksDBStateBackend 报错

简单的wordcount程序，当设置了 env.setStateBackend(new RocksDBStateBackend(checkpointPath, true)); 就会报 Caused by: java.lang.IllegalArgumentExc...

Flink RocksDBStateBackend 适用场景有哪些

Flink - RocksDBStateBackend

如果要考虑易用性和效率，使用rocksDB来替代普通内存的kv是有必要的有了rocksdb，可以range查询，可以支持columnfamily，可以各种压缩但是rocksdb本身是一个库，是跑在RocksDBStateBackend中的所以taskmanager挂掉后，数据还是没了，所以R...

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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