实时计算 Flink版缓存的相关内容

问答 2021-12-08 来自：开发者社区

flink 缓存本地文件被删除是怎么回事？

这是早上发生异常后，我下载的日志，请麻烦查看一下。 taskmanager.log https://drive.google.com/file/d/17nP8yxSpdAnDDgBEbEUrDXYx-rwosi52/view?usp=drive_web*来自志愿者整理的flink邮件归档

问答 2021-12-07 来自：开发者社区

怎么使用flink的内存作为缓存

以前我们使用flink的时候，用到了redis，将redis作为缓存的中间件，存放一些缓存的数据，好像flink可以把这些缓存的数据放在flink内存里面，请问怎么使用flink内存来替代redis*来自志愿者整理的flink邮件归档

问答 2021-02-04 来自：开发者社区

使用prometheus监控flink的时候，重新启动flink的推送的消息会缓存，比如总槽数会累加

实际就只有一个，但是重新启动了2次，说明之前的缓存数据还在，，大佬有什么解决思路没，时间拉取以前的数据删掉？

问答 2020-08-07 来自：开发者社区

物流表先到，主表还没到，是会先缓存到state吗？缓存多久?#Flink

问答 2019-11-21 来自：开发者社区

分布式缓存 Flink提供了一个分布式缓存，类似于hadoop，可以使用户在并行函数中很方便的读取本地文件，并把它放在taskmanager节点中，防止task重复拉取。此缓存的工作机制如下：程序注册一个文件或者目录(本地或者远程文件系统，例如hdfs或者s3)，通过ExecutionEnvironment注册缓存文件并为它起一个名称。当程序执行，Flink自动将文件或者目录复制到所有taskm....

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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