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1.前言每次提交Spark on Yarn作业时， Spark都会把$SPARK_HOME/jars下的jar打包成zip上传到hdfs分布式缓存中这样在生产上是不合适的，会浪费不必要的网络资源2.官方说明http://spark.apache.org/docs/latest/running-on-yarn.html如果我们在使用Spark on Yarn时如果为设置spark.ya...

提交mapreduce的example案例到YARN上运行时，一直卡在map 0% reduce 0%,报错提示:Job job_** failed with state FAILED due to: Application application_*** failed 2 times due to AM Container for appattempt_*** exited with exi...

文章目录1.规划&环境准备1.1 软件准备1.2 主机规划2.安装前准备2.1 添加hadoop用户并创建目录2.1.1 添加hadoop用户2.2.2 创建目录2.2.3 配置Hosts使ip与hostname绑定2.2.4 安装rz和sz命令2.2.5 配置Hadoop的SSH互信2.2.6 上传需要安装的软件2.2 软件安装2.2.1 Jdk安装2.2.2 Zookeeper安装&...

1.准备一份写好的mapreduce代码2.本地添加yarn-site.xmlhadoop001改为你对应的集群hostname<?xml version="1.0"?><configuration> <!-- Site specific YARN configuration properties --> <property>...