instructions.txt

bin/hdfs namenode -format
change the mapred-site.xml:
<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<!--
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

 

    http://www.apache.org/licenses/LICENSE-2.0

 

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License. See accompanying LICENSE file.
-->

 

<!-- Put site-specific property overrides in this file. -->

 

<configuration>
<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>

 

</configuration>








3) sbin/start-all.sh
4) jps to ensure everything is running
5) bin/hdfs dfs -mkdir /user
6) bin/hdfs dfs -mkdir /user/nitish
7) bin/hdfs dfs -mkdir input
8) Put the web-google.txt to the input directory
9) Make necessary changes to the paths according to what is in your system in the iterate-hadoop.sh and check_conv.py files
10) chmod 755 pagerank/iterate-hadoop.sh
11) ./pagerank/iterate-hadoop.sh
12) It runs for a long time ... 40 iterations in total .. you'll know by the number it displays in the terminal as each iteration begins