flinkcdc本地启动一个flink集群，配置checkpoint在hdfs上，报权限问题， Permission denied: user=scapp, access=WRITE, inode="/flink/checkpoint/e8b34484db6532b68faa6258ad8fc7d8/chk-16":hdfs:supergroup:drwxr-xr-x，但是我flink集群的启动....

问答 2024-04-22 来自：开发者社区

flinkcdc是不是必须布置在flink集群的某一台机器上呢？

flinkcdc是不是必须布置在flink集群的某一台机器上呢？有没有办法布置在其他服务器上也能提交任务呢？可以远程提交到stanalone集群不？

问答 2023-12-20 来自：开发者社区

FlinkCDC在通过flink集群提交jar时，会报错BlobServer错

FlinkCDC在通过flink集群提交jar时，会报错Caused by: java.io.IOException: Could not connect to BlobServer at address localhost/127.0.0.1:6124。提交的命令为：flink run -m **:8081 -c /home/flink/jars/flink-app-129080853345.....

问答 2023-08-09 来自：开发者社区

FlinkCDC中flink 1.15.3 standalone 模式一个任务发生重启导致集群都挂？

Flink CDC中flink 1.15.3 standalone 模式，其中一个任务发生重启，导致集群都挂了，什么原因？

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更新时间 2024-07-04 09:46:10

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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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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