When I try to connect to Hadoop, I get a error as -"Connecting to Resource Manager failed".

0 votes

After installing hadoop 2.2 and trying to launch pipes example I've got the following error (the same error shows up after trying to launch hadoop jar hadoop-mapreduce-examples-2.2.0.jar wordcount someFile.txt /out):

Sep 28, 2018 in Big Data Hadoop by Neha
• 6,280 points
68 views

1 answer to this question.

0 votes

Make sure you've started Yarn. Use this command to start it:

start-yarn.sh

Then use this command to verify that the Resource Manager is running:

jps

The output should look something like this:

17542 NameNode

17920 SecondaryNameNode

22064 Jps

17703 DataNode

18226 ResourceManager

18363 NodeManager

answered Sep 28, 2018 by Frankie
• 9,810 points

Related Questions In Big Data Hadoop

0 votes
1 answer

Hadoop hdfs "permission denied" error when I try to make new directory

This is because you dont have enough ...READ MORE

answered Nov 22, 2018 in Big Data Hadoop by Omkar
• 67,620 points
1,332 views
0 votes
1 answer
0 votes
1 answer
0 votes
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
• 10,670 points
2,985 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
• 10,670 points
332 views
0 votes
10 answers

hadoop fs -put command?

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

answered Dec 7, 2018 in Big Data Hadoop by Aditya
14,749 views
0 votes
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
• 9,240 points
1,095 views
+1 vote
1 answer
0 votes
1 answer