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网络环境（NetworkEnvironment）是TaskManager进行网络通信的主对象，主要用于跟踪中间结果并负责所有的数据交换。每个TaskManager的实例都包含一个网络环境对象，在TaskManager启动时创建。NetworkEnvironment管理着多个协助通信的关键部件，它们是...

Flink运行时之基于Netty的网络通信中

PartitionRequestClient 分区请求客户端（PartitionRequestClient）用于发起远程PartitionRequest请求，它也是RemoteChannel跟Netty通信层之间进行衔接的对象。对单一的TaskManager而言只存在一个NettyClient实例...

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更新时间 2024-04-08 09:06:24

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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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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