实时计算 Flink版分配的相关内容

实时计算 Flink版操作报错之整内存和cpu分配之后启动报错如何解决

问题一：flink任务调整内存和cpu分配之后启动报错？ flink任务调整内存和cpu分配之后启动报错？Failed to rollback to checkpoint/savepoint Checkpoint Metadata. Max parallelism mismatch betwee...

请教一下Flink中jm、tm和并行度怎么分配资源合适？

我这边有一个作业，每小时大概有84W的数据量进来，然后业务延时特别高，想请教一下Flink中jm、tm和并行度怎么分配资源合适？作业参考：https://vvp.console.aliyun.com/web/d37a7343e1354f/zh/#/workspaces/d37a7343e1354f/...

实时数据分析：使用Flink实时发现最热Github项目

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实时数据接入：5分钟上手 Flink MySQL 连接器

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大数据知识图谱系列—基于ELK+Flink日志全观测最佳实践

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flink cdc 读取MySQL数据，这种一般手动指定是u不是会规避这种情况？

问题1:flink cdc 读取MySQL数据，没有手动指定server-id,日志报错说有相同的server-id，这种一般手动指定是u不是会规避这种情况？那就出现了一个问题我手动指定的server-id如何确保和MySQL主从同步用的不会重复？或者说我怎么知道那些server-id是没有使用的？...

flink任务调整内存和cpu分配之后启动报错？

flink任务调整内存和cpu分配之后启动报错？Failed to rollback to checkpoint/savepoint Checkpoint Metadata. Max parallelism mismatch between checkpoint/savepoint state a...

Flink问题还是topic分配不均匀，理论上1000个消费线程，是目前不满足这个预期吧？

Flink问题还是topic分配不均匀，理论上1000个消费线程，2000topic，那就是每个消费线程对接2个topic，是目前不满足这个预期吧？

在Flink中，每个并行度都需要分配一定的资源

这个问题可能是由于资源不足导致的。在Flink中，每个并行度都需要分配一定的资源，包括CPU、内存和网络带宽等。当任务需要的资源超过了可用资源时，就会出现类似“Could not acquire the minimum required resources”的错误提示。针对这个问题，您可以尝试以下...

Flink CDC会出现分配和之前任务相同的是吗？

Flink CDC任务指定了server-id后面在启动别的cdc任务但是没有指定server-id可能会导致新的任务去随机分配server-id的时候，会出现分配和之前任务相同的是吗？

Flink CDC我在配置文件分配了三个G 没提交任务是只占用了100m 现在已经增长到1.7G?

Flink CDC我在配置文件分配了三个G 没提交任务是只占用了100m 全量阶段跑完后占用1.6G 然后就一直不动了。现在已经增长到1.7G?

在Flink中，每个表都会分配一个或多个slot

在Flink中，每个表都会分配一个或多个slot，用于处理该表的数据。这些slot的数量是由Flink的并行度设定的。默认情况下，每个表都会有一个slot，这是因为Flink默认的并行度是1。这意味着只有一个TaskManager会被分配来处理这个表的数据。然而，你可以通过调整Flink的并行度...

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更新时间 2024-05-24 06:45:42

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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