Daily Archives: April 6, 2014


HDFS Web UI 1

Apart from Command Line Interface, Hadoop also provides Web User Interface to both HDFS and YARN Resource Manager. Both HDFS Web User interface and Yarn Interfaces are useful in pseudo-distributed mode and are critical tools when you have a fully distributed setup. HDFS Web UI Enter the URL as http://localhost:50070/ in web browser and to point to port number 50070 on localhost host name in pseudo-distributed mode. In Fully distributed mode, replace […]


Run Example MapReduce Program 2

For testing YARN/Map Reduce Installation, we can run example mapreduce program (word count job) from the hadoop download directory. Hadoop release will contain map reduce examples in  share/hadoop/mapreduce/hadoop-mapreduce-examples-x.y.z.jar file. In this demonstration, we will consider wordcount mapreduce program from the above jar to test the counts of each word in a input file and writes counts into output file. 1. Create input test file in local file system and copy it […]


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I am a plsql developer. Intrested to move into bigdata.

Neetika Singh ITA

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