Execute these commands from the JobTracker server. Login as
$HDFS_USER
:/usr/lib/hadoop/bin/hadoop fs -mkdir /mapred /usr/lib/hadoop/bin/hadoop fs -chown -R mapred /mapred
Login as
$MAPRED_USER
/usr/lib/hadoop/bin/hadoop-daemon.sh --config $HADOOP_CONF_DIR start jobtracker
Execute these commands from the JobHistory server. Login as
$MAPRED_USER
:/usr/lib/hadoop/bin/hadoop-daemon.sh --config $HADOOP_CONF_DIR start historyserver
Execute these commands from all TaskTracker nodes. Login as
$MAPRED_USER
:/usr/lib/hadoop/bin/hadoop-daemon.sh --config $HADOOP_CONF_DIR start tasktracker