sorted out. needed to add the following to
${HADOOP_HOME}/etc/Hadoop/mapred-site.xml !
<property>
<name>mapreduce.framework.name</name>
<value>yarn</value>
</property>
<property>
<name>yarn.app.mapreduce.am.env</name>
<value>HADOOP_MAPRED_HOME=${HADOOP_HOME}</value>
</property>
<property>
<name>mapreduce.map.env</name>
<value>HADOOP_MAPRED_HOME=${HADOOP_HOME}</value>
</property>
<property>
<name>mapreduce.reduce.env</name>
<value>HADOOP_MAPRED_HOME=${HADOOP_HOME}</value>
</property>
Dr Mich Talebzadeh
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On 13 June 2018 at 23:49, Mich Talebzadeh <mich.talebza...@gmail.com> wrote:
>
> *Hadoop 3.0.3Hive (version 3.0.0)*
>
> Running a simple query
>
> select count(1) from sales;
>
> I get the following error in container
>
> Error: Could not find or load main class org.apache.hadoop.mapreduce.
> v2.app.MRAppMaster
>
> The container file launch_container.sh has the following entry
>
> exec /bin/bash -c "$JAVA_HOME/bin/java
> -Dlog4j.configuration=container-log4j.properties
> -Dyarn.app.container.log.dir=/home/hduser/hadoop-3.0.3/logs/
> userlogs/application_1528926568884_0006/container_1528926568884_0006_02_000001
>
>
> -Dyarn.app.container.log.filesize=0 -Dhadoop.root.logger=INFO,CLA
> -Dhadoop.root.logfile=syslog
>
> -Xmx1024m org.apache.hadoop.mapreduce.v2.app.MRAppMaster
>
> 1>/home/hduser/hadoop-3.0.3/logs/userlogs/application_
> 1528926568884_0006/container_1528926568884_0006_02_000001/stdout
> 2>/home/hduser/hadoop-3.0.3/logs/userlogs/application_
> 1528926568884_0006/container_1528926568884_0006_02_000001/stderr "
>
> Dr Mich Talebzadeh
>
>
>
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>
> *Disclaimer:* Use it at your own risk. Any and all responsibility for any
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