转自:https://www.jianshu.com/p/3598f23031e6 简介 Flink运行时主要角色有两个:JobManager和TaskManager,无论是standalone集群,flink on yarn都是要启动这两个角色.JobManager主要是负责接受客户端的job,调度job,协调checkpoint等.TaskManager执行具体的Task.TaskManager为了对资源进行隔离和增加允许的task数,引入了slot的概念,这个slot对资源的隔离仅仅是对内
第一章.flink实时数仓入门 一.依赖 <!--Licensed to the Apache Software Foundation (ASF) under oneor more contributor license agreements. See the NOTICE filedistributed with this work for additional informationregarding copyright ownership. The ASF licenses this fi