Installing Apache Hadoop & executing MapReduce program

For Installing Hadoop:

http://preciselyconcise.com/apis_and_installations/hadoop_installation.php

Map reduce is the programming framework of hadoop

Three setup modes exist

1. Standalone mode : Single JVM for entire Map reduce program. Useful for testing applications

http://importantfish.com/how-to-run-hadoop-in-standalone-mode-using-eclipse-on-mac-os-x/

2. Psudo distributed mode : All the daemons run on the same machine as a seprate JVM

https://sites.google.com/site/jianpengxu/tutorials/hadoop-setup

http://www.michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-single-node-cluster/

3. Fully distributed mode : Daemons run on different machine, production implementation.

http://www.michael-noll.com/tutorials/running-hadoop-on-ubuntu-linux-multi-node-cluster/