Hadoop MapReduce word count program failed

–1 vote

I am trying to run MapReduce word count program but I am facing the below error.

How to solve this?

Jan 21, 2019 in Big Data Hadoop by digger
• 26,670 points
146 views

1 answer to this question.

0 votes

Seems like Firewall is blocking the connection. Disable the firewall with the following commands:

service iptables stop

or 

chkconfig iptables off

Then see if it works

answered Jan 21, 2019 by Omkar
• 69,030 points

Related Questions In Big Data Hadoop

+1 vote
2 answers

Failed to restart Hadoop namenode using cloudera quickstart

You can use Cloudera Manager to manage ...READ MORE

answered Mar 19, 2018 in Big Data Hadoop by kurt_cobain
• 9,320 points

edited Jun 8 by MD 1,691 views
0 votes
1 answer

Hadoop MapReduce vs MongoDB MapReduce

Hadoop vs MongoDB MR: 1) Hadoop's MR can ...READ MORE

answered Mar 26, 2018 in Big Data Hadoop by nitinrawat895
• 10,950 points
387 views
0 votes
1 answer

How hadoop mapreduce job is submitted to worker nodes?

Alright, I think you are basically looking ...READ MORE

answered Mar 29, 2018 in Big Data Hadoop by Ashish
• 2,650 points
2,976 views
0 votes
1 answer

Error running hadoop mapreduce in Python using Hadoop Streaming

Hi As you write mapper and reducer program  ...READ MORE

answered Jan 21 in Big Data Hadoop by anonymous
516 views
+1 vote
1 answer

Hadoop Mapreduce word count Program

Firstly you need to understand the concept ...READ MORE

answered Mar 16, 2018 in Data Analytics by nitinrawat895
• 10,950 points
5,794 views
0 votes
1 answer

hadoop.mapred vs hadoop.mapreduce?

org.apache.hadoop.mapred is the Old API  org.apache.hadoop.mapreduce is the ...READ MORE

answered Mar 16, 2018 in Data Analytics by nitinrawat895
• 10,950 points
867 views
+1 vote
11 answers

hadoop fs -put command?

put syntax: put <localSrc> <dest> copy syntax: copyF ...READ MORE

answered Dec 7, 2018 in Big Data Hadoop by Aditya
36,435 views
–1 vote
1 answer

Hadoop dfs -ls command?

In your case there is no difference ...READ MORE

answered Mar 16, 2018 in Big Data Hadoop by kurt_cobain
• 9,320 points
2,172 views
0 votes
1 answer

Class not found exception when I am running my Word Count Program jar file

You have forgotten to include the package name ...READ MORE

answered Jan 18, 2019 in Big Data Hadoop by Omkar
• 69,030 points
108 views
0 votes
1 answer

PIG - Found interface org.apache.hadoop.mapreduce.JobContext, but class was expected

Yes, it is a compatibility issue. in Hadoop ...READ MORE

answered Oct 10, 2018 in Big Data Hadoop by Omkar
• 69,030 points
220 views