Press ESC to close

Hadoop Namenode

2 Articles
Abhijit Ghosh
7 min read Min Read
If you are getting "Exception from container-launch:org.apache.hadoop.util.Shell$ExitCodeException" in FAILED application's Diagnostics (or Command prompt) and "java.lang.NoClassDefFoundError: org/apache/hadoop/service/CompositeService" in 'stderr' containerlogs while running any Hadoop example on Windows, then add all the required Hadoop jars to the property 'yarn....
Abhijit Ghosh
4 min read Min Read
In this post, we'll use HDFS command 'bin\hdfs dfs' with different options like mkdir, copyFromLocal, cat, ls and finally run the wordcount MapReduce job provided in %HADOOP_HOME%\share\hadoop\mapreduce\hadoop-mapreduce-examples-2.2.0.jar. On successful execution of the job in the Single Node (pseudo-distributed mode) cluster, an...