Daffodil International University
Faculty of Science and Information Technology => Software Engineering => Topic started by: allayear on April 22, 2017, 10:08:29 AM
-
How to run MapReduce
---------------------------------
Step1: Put the text file on Hadoop HDFS(here,"/home/hadoop1/wordcountFile /"This is text file name with directory).
$hadoop dfs -put /home/hadoop1/wordcountFile /
Step2: give location to hadoop (jar file, packagenaem.ClassName /file Name Output Folder)
$hadoop jar /home/hadoop1/DemoMapReduce.jar PackageDemo.WordCount /wordcountFile1 OutPutFile
setp3: view the output folder
$hadoop fs -ls OutPutFile1
step4: view the Result
$hadoop fs -cat OutPutFile1/part-r-00000