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Permanent BlobService

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深入理解 Flink（三）Flink 内核基础设施源码级原理详解

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By cache.getListenable .addListener, Permanent BlobService, Configuration clientConfig, BlobKey blobKey
| CSDN
Hadoop 生态各大常见组件的 RPC 技术实现 Flink RPC 网络通信框架 Akka 详解 1、ActorSystem 是管理 Actor 生命周期的组件，Actor 是负责进行通信的组件。 2、每个 Actor 都有一个 MailBox，别的 Actor 发送给它的消息都首先储存在 MailBox 中，通过这种方式可以实现异步通信。 3、每个 Actor 是单线程的处理方式，不断的从 MailBox 拉取消息执行处理，所以对于 Actor 的消息处理，不适合调用阻塞方法。 4、Actor 可以改变他自身的状态，可以接收消息，也可以发送消息，还可以生成新的 Actor（谁生的谁养）。 5、每一个 ActorSystem 和 Actor 都在启动的时候会给定一个 name，如果要从 ActorSystem 中，获取一个 Actor，则通过以下的方式来进行 Actor 的获取： akka.tcp://actorsystem_name@bigdata02:9527/user/actor_name 6、如果一个 Actor 要和另外一个 Actor 进行通信，则必须先获取对方...
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