笔者的集群是 HA 模式的( HDFS 和 ResourceManager HA)。在 ” Hadoop-2.5.0-cdh5.3.2 HA 安装＂中详细讲解了关于 HA 模式的搭建，这里就不再赘述。但网上直接将关于 HA 模式下的历史服务器的配置资料却很少。笔者在思考，如果配置在 mapred-site.xml 中就设置一台历史服务器，那么当这台机器挂了，那么能不能有另一...

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更新时间 2024-03-28 11:01:48

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