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https://issues.apache.org/jira/browse/MAPREDUCE-3879?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13210752#comment-13210752
]
Aaron T. Myers commented on MAPREDUCE-3879:
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+1 (non-binding), the patch looks good to me.
> yarn script has vestiges of jsvc that need to be cleaned up
> -----------------------------------------------------------
>
> Key: MAPREDUCE-3879
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-3879
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv2, nodemanager
> Affects Versions: 0.23.0
> Reporter: Roman Shaposhnik
> Assignee: Roman Shaposhnik
> Attachments: MAPREDUCE-3879.patch.txt
>
>
> If nodemanager is started under root (I know, I know). The following is
> displayed:
> {noformat}
> /usr/lib/jvm/java-6-sun/bin/java -Dproc_nodemanager -Xmx1000m -jvm server
> -Dhadoop.log.dir=/var/log/yarn -Dyarn.log.dir=/var/log/yarn
> -Dhadoop.log.file=yarn-yarn-nodemanager-ahmed-laptop.log
> -Dyarn.log.file=yarn-yarn-nodemanager-ahmed-laptop.log
> -Dyarn.home.dir=/usr/lib/hadoop -Dhadoop.root.logger=INFO,DRFA
> -Dyarn.root.logger=INFO,DRFA -Djava.library.path=/usr/lib/hadoop/lib/native
> -classpath
> /etc/hadoop/conf:/etc/hadoop/conf:/etc/hadoop/conf:/usr/lib/hadoop/share/hadoop/common/*::/usr/lib/hadoop/*:/usr/lib/hadoop/lib/*:/usr/lib/hadoop/:/usr/lib/hadoop/share/hadoop/hdfs/*:/usr/lib/hadoop/share/hadoop/mapreduce/*:/share/hadoop/mapreduce/*:/usr/lib/hadoop/share/hadoop/mapreduce/*:/usr/lib/hadoop/share/hadoop/mapreduce/lib/*:/etc/hadoop/conf/nm-config/log4j.properties
> org.apache.hadoop.yarn.server.nodemanager.NodeManager
> Unrecognized option: -jvm
> Could not create the Java virtual machine.
> {noformat}
> The culprit is this bit of code that looks suspiciously like what used to be
> in bin/hdfs in support of jsvc launch:
> {noformat}
> elif [ "$COMMAND" = "nodemanager" ] ; then
> CLASSPATH=${CLASSPATH}:$YARN_CONF_DIR/nm-config/log4j.properties
> CLASS='org.apache.hadoop.yarn.server.nodemanager.NodeManager'
> if [[ $EUID -eq 0 ]]; then
> YARN_OPTS="$YARN_OPTS -jvm server $YARN_NODEMANAGER_OPTS"
> else
> YARN_OPTS="$YARN_OPTS -server $YARN_NODEMANAGER_OPTS"
> fi
> {noformat}
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