mapreduce优雅下线-阿里云

阿里云E-MapReduce节点优雅下线-基于Yarn Node Labels特性

1. 整体思路YARN Node Labels特性支持将YARN NodeManager节点进行分区管理，通过创建新的exclusive分区，将每次要下线的节点剥离出DEFAULT分区，添加到exclusive分区，不再调度任务上去，待存量任务运行结束后，执行nodemanager和dat...

E-MapReduce集群配置弹性伸缩后，开启优雅下线未生效？

Hadoop 分布式计算框架 MapReduce

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开源大数据平台 E-MapReduce

开源大数据平台 E-MapReduce（简称“EMR”）是云原生开源大数据平台，向客户提供简单易集成的Hadoop、Hive、Spark、Flink、Presto、ClickHouse、StarRocks、Delta、Hudi等开源大数据计算和存储引擎服务。

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优惠活动

StarRocks 免费试用

产品入门

快速入门指导

常见问题

最佳实践

EMR实时计算实践