Hadoop Install


wget https://dlcdn.apache.org/hadoop/common/hadoop-3.3.6/hadoop-3.3.6.tar.gz
tar -xvzf hadoop-3.3.6.tar.gz
rm hadoop-3.3.6.tar.gz
mv hadoop-3.3.6 ~/hadoop

export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
export HADOOP_HOME=~/hadoop
export HADOOP_INSTALL=$HADOOP_HOME
export HADOOP_MAPRED_HOME=$HADOOP_HOME
export HADOOP_COMMON_HOME=$HADOOP_HOME
export HADOOP_HDFS_HOME=$HADOOP_HOME
export HADOOP_YARN_HOME=$HADOOP_HOME
export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export PATH=$PATH:$HADOOP_HOME/sbin:$HADOOP_HOME/bin
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib/native"

mkdir -p ~/hadoopdata/hdfs/{namenode,datanode}
# or datanode
mkdir -p ~/hadoopdata/hdfs/datanode

# Edit
nano $HADOOP_HOME/etc/hadoop/core-site.xml # namenode host
nano $HADOOP_HOME/etc/hadoop/mapred-site.xml # mapred binary
nano $HADOOP_HOME/etc/hadoop/yarn-site.xml # yarn
nano $HADOOP_HOME/etc/hadoop/hdfs-site.xml # hdfs folder
# edit java_home for hadoop_env.sh

hdfs namenode -format
./start-all.sh

Hadoop Install Methods

Hadoop Container

hadoop-env.sh


export HDFS_NAMENODE_USER="root"
export HDFS_DATANODE_USER="root"
export HDFS_SECONDARYNAMENODE_USER="root"
export YARN_RESOURCEMANAGER_USER="root"
export YARN_NODEMANAGER_USER="root"
export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64

hdfs-site.xml


<configuration>
    <property>
        <name>dfs.replication</name>
        <value>1</value>
    </property>
    <property>
        <name>dfs.namenode.name.dir</name>
        <value>file:///home/hadoop/hadoopdata/hdfs/namenode</value>
    </property>
    <property>
        <name>dfs.datanode.data.dir</name>
        <value>file:///home/hadoop/hadoopdata/hdfs/datanode</value>
    </property>
</configuration>

core-site.xml

9000 is IPC(Inter-Process Communication) for Hadoop NameNode


<configuration>
    <property>
        <name>fs.defaultFS</name>
        <value>hdfs://0.0.0.0:9000</value>
    </property>
</configuration>

yarn-site.xml


<configuration>
  <property>
    <name>yarn.resourcemanager.hostname</name>
    <value>172.31.15.227</value>
  </property>
  <property>
    <name>yarn.nodemanager.resource.memory-mb</name>
    <value>8192</value>
  </property>
  <property>
    <name>yarn.nodemanager.resource.cpu-vcores</name>
    <value>2</value>
  </property>
  <property>
    <name>yarn.nodemanager.aux-services</name>
    <value>mapreduce_shuffle</value>
  </property>
  <property>
    <name>yarn.nodemanager.aux-services.mapreduce.shuffle.class</name>
    <value>org.apache.hadoop.mapred.ShuffleHandler</value>
  </property>
</configuration>

workers


172.31.15.227
172.31.13.72

mapred-site.xml


<configuration>
   <property>
      <name>yarn.app.mapreduce.am.env</name>
      <value>HADOOP_MAPRED_HOME=$HADOOP_HOME/bin/hadoop</value>
   </property>
   <property>
      <name>mapreduce.map.env</name>
      <value>HADOOP_MAPRED_HOME=$HADOOP_HOME/bin/hadoop</value>
   </property>
   <property>
      <name>mapreduce.reduce.env</name>
      <value>HADOOP_MAPRED_HOME=$HADOOP_HOME/bin/hadoop</value>
   </property>
</configuration>

Hadoop Error starting ResourceManager and NodeManager

I'm trying to setup Hadoop3-alpha3 with a Single Node Cluster (Psuedo-distributed) and using the apache guide to do so. I've tried running the example MapReduce job but every time the connection is

https://stackoverflow.com/questions/44427653/hadoop-error-starting-resourcemanager-and-nodemanager

Apache Hadoop 3.3.6 Installation on Ubuntu 22.04

In the ever-expanding world of big data, managing and processing vast amounts of information efficiently has become paramount for…

https://medium.com/@abhikdey06/apache-hadoop-3-3-6-installation-on-ubuntu-22-04-14516bceec85

Hadoop Install

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