二十五:Caused by: java.net.UnknownHostException: nameservice1(CDH 5.14 部署spark2第一次运行报错)-CSDN博客

网站介绍:文章浏览阅读2.4k次。一: 问题描述:CDH 5.14部署好spark2后,写了个WC统计程序,并写了如下执行语句:$SPARK_HOME/bin/spark2-submit \--master local[2] \--class com.weizonggui.core03.SparkContextApp \--name WCApp \/home/hadoop/G5-Spark-1.0.jar \hdfs..._java.net.unknownhostexception: nameservice1