Hope you are ding well

Here I am Giving you the details of configuration files:

1) core-site.xml [ For all the nodes i.e. NN,SNN,DN1,DN2,DN3,DN4]

<configuration>
<property>
<name>fs.default.name</name>
<value>hdfs://Host_Name_of_NameNode:8020</value>
</property>
</configuration>


2) hdfs-site.xml [ For all the nodes i.e. NN,SNN,DN1,DN2,DN3,DN4]

<configuration>
<property>
<name>dfs.replication</name>
<value>2</value>
</property>
<property>
<name>dfs.permissions</name>
<value>false</value>
</property>
<property>
<name>dfs.namenode.name.dir</name>
<value>/home/user/hadoop_data/namenode</value>
</property>
<property>
<name>dfs.datanode.data.dir</name>
<value>/home/user/hadoop_data/datanode</value>
</property>
<configuration>

3) mapred-site.xml [ For all the nodes i.e. NN,SNN,DN1,DN2,DN3,DN4]

<property>
<name>mapred.job.tracker</name>
<value>Host_Name_of_NameNode:8021</value>
</property>


4) masters [For the nodes NN,SNN]

hostname_of_namenode

masters [For the nodes DN1,DN2,DN3,DN4]

It should not contain any thing, it will be blank

5) slaves [For the nodes NN,SNN]

hostname_of_all_the_datanodes

slaves [For the nodes DN1,DN2,DN3,DN4]

hostname_of_the_datanode_itself



I hope this will resolve the query

Please let me know if you have any further issue regarding this

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