Well written, have it in your library as a guide or just to know more about the world of virtualization.
Not only that, but it is also explaining the MapReduce paradigm using the Amazon infrastructure.
Everybody knows Hadoop, right? Well, EMR is the Amazon PaaS to deploy your mapreduce app.
I recommend it for people who want to understand the modern application and the MapReduce real examples.
Product to be bought here:
This book was given to review in exchange by O'Reilly.