What is Hadoop Streaming:

• Start learning about Hadoop Streaming:
• http://hadoop.apache.org/common/docs/current/streaming.html

Prepare yourself with F# and General MapReduce code:

• Exploring MapReduce with F#
• http://weblogs.asp.net/podwysocki/archive/2009/03/03/exploring-mapreduce-with-f.aspx
•  Parsing Log Files with F#, MapReduce and Windows Azure
• http://msdn.microsoft.com/en-us/magazine/gg983490.aspx

Prepare your Machine:

• Download  Visual Studio 2010 F# 2.0 Runtime SP1
• http://www.microsoft.com/download/en/details.aspx?id=15834

Download the sample:

• Download the Sample code from the link below:
• http://code.msdn.microsoft.com/windowsazure/Hadoop-Streaming-and-F-f2e76850

Finally:

• Study the detailed blog by Carl Nolan here:
• http://blogs.msdn.com/b/carlnol/archive/2011/12/16/hadoop-streaming-and-f-mapreduce.aspx